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		<id>http://wiki.reactivemicro.com/index.php?title=Phasor&amp;diff=5709</id>
		<title>Phasor</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=Phasor&amp;diff=5709"/>
		<updated>2021-04-11T21:21:07Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Downloadable Files */&lt;/p&gt;
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&lt;div&gt;[[Image:Title_Phasor_Sound_Card.svg|440px|link=https://wiki.reactivemicro.com/images/9/9c/Title_Phasor_Sound_Card.svg]]&lt;br /&gt;
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[[Image:IMG_20190713_161320401_HDR-Wiki-tiny.png|thumb|ReActiveMicro Phasor v1.0|link=https://wiki.reactivemicro.com/images/f/f3/IMG_20190713_161320401_HDR-Wiki-tiny.png ]]&lt;br /&gt;
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The &amp;lt;span class=&amp;quot;newwin&amp;quot;&amp;gt;[https://en.wikipedia.org/wiki/Phasor_%28sound_synthesizer%29 Phasor]&amp;lt;/span&amp;gt; is a 12 voice sound card for the Apple II, II &#039;&#039;plus&#039;&#039;, IIe and IIGS. Originally designed by Applied Engineering (aka - AE).  &lt;br /&gt;
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The Phasor is usually seen as one [[Mockingboard_v1|Mockingboard]] by programs which support the Mockingboard.  Some programs can even see the Phasor as two Mockingboards, which allow for all 12 voices to be used.  Other programs will directly support the Phasor, however the list is much smaller than those that support the Mockingboard.&lt;br /&gt;
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In 2016 Tom Arnold worked with [[ReActiveMicro]] to reproduce a clone of the board called &amp;quot;FAZOR&amp;quot; v1.0beta. On June 6th, 2019 ReActiveMicro released their own v1.0 Phasor project.  This is what is currently offered for sale.&lt;br /&gt;
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&amp;lt;strong&amp;gt;Product Status:&amp;lt;/strong&amp;gt; Actively sold by ReActiveMicro.&lt;br /&gt;
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&amp;lt;strong&amp;gt;Support:&amp;lt;/strong&amp;gt; Post on the [[{{TALKPAGENAME}}|Discussion]] page (link above) or email [https://store.reactivemicro.com/contact-us/ ReActiveMicro Support].&lt;br /&gt;
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&amp;lt;strong&amp;gt;Sales:&amp;lt;/strong&amp;gt; Visit the [https://store.reactivemicro.com/shop/ ReActiveMicro Store]. &lt;br /&gt;
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&#039;&#039;&#039;Future Developments:&#039;&#039;&#039; RM is &#039;&#039;actively&#039;&#039; working on v2 which will use custom logic to emulate the ICs.&lt;br /&gt;
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==Kit Assembly==&lt;br /&gt;
The Phasor Sound Card Kit is a total of 465 pads or &amp;quot;solder joints&amp;quot;. It takes about 1 hour or less to fully assemble a kit if you have a decent iron, flux, and solder. The parts included with your kit and the PCB have basic labels.  Those with even basic knowledge should have little trouble assembling the kit from the labels on the parts, the bags, and the PCB.  The images here of the assembled card can also be used for reference or to determine orientation, such as the diodes.&lt;br /&gt;
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To assemble your kit we recommend adding parts in groups and then soldering them. This will be the fastest way to assemble the kit rather than adding one part at a time then soldering it.&lt;br /&gt;
* Start with the small passive parts like caps and resistors. Some of the location labels will be hard to see if you start with the sockets or other parts. Each time a part is added you can simply bend over a leg on each side to help hold the part to the PCB which allows the board to be turned over and prevents parts from falling out. It is most simple to load all the parts in groups and then solder and clip the legs as needed.&lt;br /&gt;
* Once the passive parts are installed next should be the IC sockets. When a socket is loaded on the board bending the corner pins of the sockets helps hole it to the PCB which allows group loading and soldering. The sockets are all the same thickness. So if you solder on a flat surface then this will also help hold all the sockets flat to the PCB and give a more uniform appearance when completed. &#039;&#039;&#039;Be sure ALL pin 1 &#039;notches&#039; &#039;&#039;&#039;are facing the correct way! See the silk screen markings on the PCB to ensure the correct orientation.&lt;br /&gt;
* End with the larger parts, like jacks, the large cap, and the header pins. Don&#039;t bend over the jack legs or pin legs as they will be too stiff. The jack&#039;s legs are prebent also which should help hold it to the PCB. The rest you may need to hold the parts in place as you solder a few pins before you can group solder.&lt;br /&gt;
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{{#ev:youtube|rKruhFEpX6E|400|center|Alexander Jacocks: Phasor Build - Part 1|frame}}&lt;br /&gt;
On April 10th, 2021 Alexander Jacocks posted a build video of the Phasor v1.0 Apple II Sound Card Kit. He goes in to some detail about the card, and reviews the PCB and shows the full assembly. About an hour later he has an assembled and working board.&lt;br /&gt;
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{{#ev:youtube|ICPE9AL-OcM|400|center|Old Computer Fun!: Assembling the ReactiveMicro Phasor clone for the Apple II|frame}}&lt;br /&gt;
On August 16th, 2020 Old Computer Fun! posted a build video of the Phasor v1.0 Apple II Sound Card Kit. At 10:26 he points out a potential pitfall with cap. Well worth noting.&lt;br /&gt;
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{{#ev:youtube|QrVqP6GTYQs|400|center|Chris Torrence: Assembly Lines #112: Apple II Phasor (Mockingboard) Sound Card Kit|frame}}&lt;br /&gt;
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On April 24th, 2020 Chris Torrence posted a build video of the Phasor v1.0 Apple II Sound Card Kit. He even shows one of the possible mistakes (LS245 backwards). A good vid to review before building your kit! &amp;lt;u&amp;gt;We highly recommend watching it before starting your kit as well as fully reviewing this Wiki page.&amp;lt;/u&amp;gt;&lt;br /&gt;
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&#039;&#039;&#039;Note: &#039;&#039;&#039; A good loupe (magnifying glass) is recommended for helping identify and confirm parts, like the markings on some small caps. It also helps with solder joint inspection. An illuminated 40 x 25mm and a 35 x 50mm loupe are well worth the investment and can be had for about $10 each on eBay.&lt;br /&gt;
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&#039;&#039;&#039;Some care needs to be taken when installing capacitors and diodes.&#039;&#039;&#039;&lt;br /&gt;
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If your kit includes Aluminum or Tantalum capacitors, or &amp;quot;caps&amp;quot; for short, then be sure to install them in the correct orientation.  The PCB will be clearly marked with &amp;quot;+&amp;quot; signs for all cap locations when the orientation of the part matters, or a polarized part is normally used.  Sometimes a non-polarized part is used in place of a polarized one and then its orientation does not matter.  However install a polarized cap backwards and you will damage it.  An Aluminum Electrolytic will have a strip pointing to the NEGATIVE end lead.  A Tantalum Electrolytic will generally have a marking or stripe to denote (not always pointing to) the POSITIVE lead.&lt;br /&gt;
* Install the 10uF Aluminum caps at locations C17 and C27. Be sure to install correctly as they are polarized.&lt;br /&gt;
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All caps will have value markings on them.  &amp;quot;106&amp;quot; is 10uF, and &amp;quot;104&amp;quot; is .1uF.  10uF is also typically physically larger than .1uF.  This should help identify the ceramic caps in the kit.  They along with the Electrolytic caps can also clearly be seen in the assembled pic above.&lt;br /&gt;
* Install a 47pF cap at location &amp;quot;C3 (COLOR TRIM)&amp;quot;. This can be from any of the two pads on the right to the one pad on the left.&lt;br /&gt;
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A diode also has a marking on it, and needs to be installed correctly as it only allows current to flow in one direction.  Install it backwards and you won&#039;t usually damage it, however the circuit will no longer operate as intended.  They can also clearly be seen in the assembled pic above.&lt;br /&gt;
* Install the diode at location CR1. Be sure to install with the line side down (towards the &amp;quot;A&amp;quot; row).&lt;br /&gt;
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&#039;&#039;&#039;Show below are example illustrations of different caps, a diode, and their related markings.&#039;&#039;&#039;&lt;br /&gt;
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&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=400px heights=250px&amp;gt;&lt;br /&gt;
File:Caps_Chart.svg|Caps Markings|link=https://wiki.reactivemicro.com/images/d/d1/Caps_Chart.svg&lt;br /&gt;
File:Diode_Anatomy.svg|Diode Markings|link=https://wiki.reactivemicro.com/images/e/e9/Diode_Anatomy.svg&lt;br /&gt;
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Your kit also includes resistors.  They should be the less precise &amp;quot;4 band&amp;quot; style which are typically 5% tolerance.  You can also use the more precise &amp;quot;5 band&amp;quot; style which are typically 1% tolerance.  Here are some charts on how to read them to help make matching locations on your PCB more easy.&lt;br /&gt;
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&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=400px heights=400px&amp;gt;&lt;br /&gt;
File:4_Band_Resistor_Chart.svg|4-band Resistor Markings&lt;br /&gt;
File:5_Band_Resistor_Chart.svg|5-band Resistor Markings&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
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== History ==&lt;br /&gt;
The Phasor was the second project collaboration between Tom Arnold of philosophyofsound.com and Henry from ReActiveMicro.  After a bit of market research there seemed be enough demand to warrant this project.  Previously Tom had worked on and released a clone of the [[Mockingboard_v1|Mockingboard]].  This project however would be more difficult since the Phasor uses two PAL devices.&lt;br /&gt;
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About mid-February 2013 Henry sent Tom a Phasor to depopulate and start the cloning process as Henry was planning to be busy with other non-Apple II related business till about 2014.  Tom produced a schematic and then relaid out a new PCB for alpha testing.  This would allow testing of the schematic and new components.&lt;br /&gt;
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Tom worked with the project in his spare time during 2013 and 2014.  There was no major rush in the project since Ultimate-Micro still had stock of the Mockingboard v1a they were selling.  Not much was done with the project till about mid-2015, after the Mockingboard v1a stock was liquidated.&lt;br /&gt;
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During the whole process Tom had been trying to copy the protected PAL devices.  After several weeks Tom managed to produce a good copy of &amp;quot;PH1&amp;quot;.  &amp;quot;PH2&amp;quot; however proved to be a lot harder to copy.  Henry sent the PH2 device to JammArcade.net who specializes in duplicating older PAL devices.  After several weeks they managed to produce a working copy about the very end of 2015.&lt;br /&gt;
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From 2016 till 2019 Tom Arnold didn&#039;t produce any more Phasors.  Henry decided to have more units produced with the main goal of also supplying kits.  On April 4th 2019 Henry started working on the Phasor v1.0 project.  He scanned the PCB, produced new CAD files, and revised the component layout and BOM.  The main changes to the project compared to AE was to remove the old RCA audio jacks and use a more common 3.5mm jack, and to remove the thumbwheel potentiometers which set the output volume.  The output volume is now hardset at a suitable level for use with amplified speakers most commonly found with desktop PCs.&lt;br /&gt;
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== Phasor Versions ==&lt;br /&gt;
Applied Engineering released the original Phasor in 1984, and it&#039;s believed all these early boards are marked &amp;quot;Rev. E&amp;quot; and are missing the 74LS245 near the card&#039;s edge connector.  This &amp;quot;Rev. F&amp;quot; is from about 1986 and has the 74LS245.  It&#039;s believed the change was due to a possible issue with the newer IIGS.  From a design standpoint it should have been on the card to begin with to comply with Apple&#039;s specs as it drives the data bus.&lt;br /&gt;
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&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=300px&amp;gt;&lt;br /&gt;
File:P_20180916_112027_vHDR_Auto-Wiki.png|Applied Engineering Phasor.&lt;br /&gt;
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At the very end of June 2016 Tom sent ReActiveMicro a working Fazor v1.0 Beta clone for testing and to include in their raffle at [[KFEST 2016]].&lt;br /&gt;
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&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=300px&amp;gt;&lt;br /&gt;
File:Fazor_v1.0beta_Face.png|Fazor v1.0 Beta from ReActiveMicro.&lt;br /&gt;
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&amp;lt;gallery class=center&amp;quot; widths=300px&amp;gt;&lt;br /&gt;
File:Fazor_v1.0beta_Face_Marking.jpg|The front &amp;quot;beta&amp;quot; marking on the Fazor.&lt;br /&gt;
File:Fazor_v1.0beta_Face_RM_Marking.jpg|The &amp;quot;ReActiveMicro&amp;quot; marking on the Fazor.&lt;br /&gt;
File:Fazor_v1.0beta_Rear_Beta_Markings.jpg|The rear &amp;quot;beta&amp;quot; and &amp;quot;Tom&amp;quot; markings on the Fazor.&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
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The Phasor v1.0 is the current release of the project.  Three exact 1-to-1 sample boards were produced to prove the CAD files and Bill of Materials was correct and factory assembly wasn&#039;t an issue.  After that the pots were removed and resistors added to set the output volume level.  Also removed were the RCA connectors and a more common 3.5mm audio jack was installed.  This allows standard desktop speakers to be used.&lt;br /&gt;
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&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=300px caption=&amp;quot;Phasor v1.0.x From ReActiveMicro&amp;quot;&amp;gt;&lt;br /&gt;
File:IMG_20190606_092101451-Wiki-tiny.png|The Phasor v1.0.0.&amp;lt;br&amp;gt; Only three with audio pots were produced.&lt;br /&gt;
File:IMG_20190713_161320401_HDR-Wiki-tiny.png|The Phasor v1.0.1.&amp;lt;br&amp;gt; The audio pots were replaced with resistors.&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
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This is the proto project for v2 of the project.  It will be based on an FPGA and allow the board to be produced more cheaply when the 6522 and AY-3-8913 ICs become more scarce.  However it probably won&#039;t be able to be offered in kit form.&lt;br /&gt;
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&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=300px caption=&amp;quot;The Phasor v2 Alpha PCB&amp;quot;&amp;gt;&lt;br /&gt;
File:Phasor_v2_Alpha1.jpg|First Alpha Design&lt;br /&gt;
File:Phasor_v2.A.1.jpg|Second Alpha Design&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
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== Reviews &amp;amp; Examples ==&lt;br /&gt;
{{#ev:youtube|Bs9G21110B8|400|right|Nox Archaist Music Files|frame}}&lt;br /&gt;
Here is a good example of the Phasor in use playing the music for the game Nox Archaist.&lt;br /&gt;
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{{#ev:youtube|QrVqP6GTYQs|400|right|Chris Torrence: Assembly Lines #112: Apple II Phasor (Mockingboard) Sound Card Kit|frame}}&lt;br /&gt;
On April 24th, 2020 Chris Torrence posted a build video of the Phasor v1.0 Apple II Sound Card Kit. He shows how simple and fun this kit can be, as well as a finished product. He even shows one of the possible mistakes (LS245 backwards). A good vid to review before building your kit!&lt;br /&gt;
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{{#ev:youtube|dlV_-0jvLFE|400|right|Chris Torrence: Assembly Lines #97: Phasor Apple II Sound Card|frame}}&lt;br /&gt;
On June 6th, 2019 Chris Torrence posted a review about the Phasor v1.0 Apple II Sound Card. He shows it working with several different programs, and discusses the features and benefit verses the Mockingboard.&lt;br /&gt;
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==ICs Of The Phasor==&lt;br /&gt;
The main control of the [http://www.cpcwiki.eu/index.php/Datasheet_AY-8913 AY-3-8913 Sound Generator ICs] is controlled by the 6522 Versatile Interface Adapter (VIA).  The Apple II sends commands to the VIAs and the VIAs are connected in a way to send packages of instructions to the Programmable Sound Generators (PSG), and the PSGs produce audio.&lt;br /&gt;
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The Apple II clock is phase shifted by 180 degrees on the Phasor using an RC Network and a 74HCT02.  Part of the Apple II Audio Input circuit is also routed through the 74HCT02.&lt;br /&gt;
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The SSI-263AP Speech Synthesis IC is not controlled by the VIAs, but is controlled by the onboard GALs.  The GALs also produce clock for the PSGs and help control the VIAs.&lt;br /&gt;
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==FPGA Emulation Of Analog ICs==&lt;br /&gt;
At the heart of the Phasor v2 sound card project is the emulation of the 6522 VIA&#039;s and AY-3-8913 Sound Generator ICs.&lt;br /&gt;
&lt;br /&gt;
The FPGA reproduces audio using the same techniques as the Sound Generators.  The Digital to Analog Converter (DAC) takes the commands from the 6522 part of the code and modulates the output accordingly.  Pulse Width Modulation (PWM) is responsible for mixing and levels.  The audio produced is very close to analog.  The only real difference is the analog parts of the AY-3-8913 Sound Generator are never the same from IC to IC whereas they are always the same from FPGA to FPGA.  The analog audio from the Sound Generators tends to be more &amp;quot;warm&amp;quot; however the audio from the FPGA tends to be more clear.  Some high tones tend to be lower or washed out in analog when compared to digital samples.  This could also be related to poor design of the filter circuits on the original AE Phasor.&lt;br /&gt;
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==OpAmp And Audio Mixer Circuit==&lt;br /&gt;
The mixer circuits on the original AE Phasor were not of the best design.  Radio Frequency Interference (RFI) and other related noise, channel bleed, and voltage level issues can all be heard on the original card.  The Analog and Digital ground separation is also not of the best design.  All of these issues were addressed on the ReActiveMicro project.&lt;br /&gt;
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RFI tends to be heard with CPU, bus, and drive operation and can sound like clicks or slight beeps of varying tones.  It&#039;s mostly heard when there is no or low audio and the volume is turned up or headphones are used.  Channel bleed can be hard when audio is being played in one channel and silence in the other, and can make audio sound more mono or distorted in some cases.  Voltage level issues tend to lead to some things sounding louder or softer than others.  For example the speech IC tends to sound louder than sound effects or music.&lt;br /&gt;
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In the Phasor v2 project the second speech IC option was removed since it was unused by all programs and even the test program.  There was no known way to test it and no programmers from the Community could be found to help write better test software.  In the current Phasor project the right and left channels for speech are combined for mono output which sounds a lot better than the original signal channel, and the voltage level was normalized to better match the audio output.&lt;br /&gt;
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== Downloadable Files ==&lt;br /&gt;
This is the original AE Phasor test software.  It is very limited in what it tests, and due to these limits development of the Phasor v2 project has been delayed.  It has been very difficult to find and fix issues as a result.  It was our hope that at least one of the many programmers in the Apple II Community would have stepped up to help however this has not been the case.  Most of the test software project is actually very simple as the code exists in all the original test programs.  All that&#039;s needed is for a programmer to piece it all together in one simple to use program with options as to which channel or voice to test.&lt;br /&gt;
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&amp;lt;div class=&amp;quot;new_window&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=150px heights=80 caption=&amp;quot;RM PHASOR&amp;quot;&amp;gt;&lt;br /&gt;
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File:PDF_ICON.svg|Manual 2019|link=https://wiki.reactivemicro.com/images/d/d3/Phasor_Manual_2019.pdf&lt;br /&gt;
File:RM_Icon_File_Server.svg|Software|link=http://www.downloads.reactivemicro.com/Apple%20II%20Items/Hardware/Phasor/Software/&lt;br /&gt;
File:RM_Icon_File_Server.svg|Assorted Files|link=http://www.downloads.reactivemicro.com/Apple%20II%20Items/Hardware/Phasor/&lt;br /&gt;
File:RM_Icon_File_Server.svg|Sample/Test files courtesy of Tom Porter|link=https://www.dropbox.com/s/jz6emstwvouan2z/MIDI%20To%20PHASOR.zip?dl=0&lt;br /&gt;
File:2018-06-09_-_Eric_Rangell_-_ProgrammingThePhasor_-_v1.5.pdf|Programming The Phasor: Part 1|link=https://wiki.reactivemicro.com/images/4/4b/2018-06-09_-_Eric_Rangell_-_ProgrammingThePhasor_-_v1.5.pdf&lt;br /&gt;
File:Phasor_Programming_Supplement.pdf|Programming The Phasor: Part 2|link=https://wiki.reactivemicro.com/images/2/21/Phasor_Programming_Supplement.pdf&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
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[[Category:Hardware]]&lt;br /&gt;
[[Category:Apple]]&lt;br /&gt;
[[Category:ReActiveMicro Projects]]&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=Replica_1&amp;diff=5708</id>
		<title>Replica 1</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=Replica_1&amp;diff=5708"/>
		<updated>2021-04-11T21:14:12Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Learning 6502 Machine Code */&lt;/p&gt;
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&lt;div&gt;[[Image:Title_Replica_1_plus.svg|700px|link=https://wiki.reactivemicro.com/images/2/2a/Title_Replica_1_plus.svg]]&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[Image:Replica_One-Object.png|thumb|RM Replica 1 Plus|link=https://wiki.reactivemicro.com/images/b/ba/Replica_One-Object.png    ]]&lt;br /&gt;
&lt;br /&gt;
The ReActiveMicro Replica 1 was created by Vince Briel of [http://www.brielcomputers.com  BrielComputers.com] in 2003 with the more advanced Replica 1 Plus being created in mid 2014. Briel Computers specialized in retro hobby computer kits. They started in 2003 with a replica of the first Apple Computer, the Apple 1. Briel Computers focused on developing computer kits and boards like those you could purchase in the 1970′s and early 80′s.&lt;br /&gt;
&lt;br /&gt;
As of 2015 Briel Computers ceast operations and stopped accepting orders.&amp;lt;br&amp;gt;&lt;br /&gt;
In September 2017, ReActiveMicro contacted Vince about reproducing the Replica 1 Plus and it was once again made available for sale by ReActiveMicro.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&amp;lt;strong&amp;gt;Product Status:&amp;lt;/strong&amp;gt; Actively sold by ReActiveMicro.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;strong&amp;gt;Support:&amp;lt;/strong&amp;gt; Post on the [[{{TALKPAGENAME}}|Discussion]] page (link above) or email [https://www.reactivemicro.com/contact-us/ ReActiveMicro Support].  The [http://www.brielcomputers.com/phpBB3/index.php Briel Computers forums] also hold a wealth of information.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;strong&amp;gt;Sales:&amp;lt;/strong&amp;gt; Visit the [https://www.reactivemicro.com/shop/ ReActiveMicro Store].&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
The parts included with your Replica 1 kit and the PCB have basic labels.  Those with intermediate knowledge should have little trouble assembling the kit from just these labels.  The image of the Replica 1 can also be used for reference or to help determine orientation.&lt;br /&gt;
&amp;lt;center&amp;gt;[[Image:Replica_One_Plus_-_v1.0.0_-1-Wiki.jpg|450px|link=https://wiki.reactivemicro.com/images/b/ba/Replica_One-Object.png]]&amp;lt;/center&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
The manual also has the full assembly instructions.  See chapter 4, page 12.&lt;br /&gt;
&amp;lt;div class=&amp;quot;new_window&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=150px heights=80&amp;gt;&lt;br /&gt;
File:PDF_ICON.svg|Manual And Assembly Guide|link=https://wiki.reactivemicro.com/images/7/73/Replica_One_Plus_Manual_-_June_2014.pdf&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
To assemble your kit we recommend adding parts in groups and then soldering them. This will be the fastest way to assemble the kit rather than adding one part at a time then soldering it.&lt;br /&gt;
* Start with the small passive parts like caps and resistors. Some of the location labels will be hard to see if you start with the sockets or other parts. Each time a part is added you can simply bend over a leg on each side to help hold the part to the PCB which allows the board to be turned over and prevents parts from falling out. It is most simple to load all the parts in groups and then solder and clip the legs as needed.&lt;br /&gt;
* Once the passive parts are installed next should be the IC sockets. When a socket is loaded on the board bending the corner pins of the sockets helps hole it to the PCB which allows group loading and soldering. The sockets are all the same thickness. So if you solder on a flat surface then this will also help hold all the sockets flat to the PCB and give a more uniform appearance when completed. &#039;&#039;&#039;Be sure ALL pin 1 &#039;notches&#039; &#039;&#039;&#039;are facing the correct way! See the silk screen markings on the PCB to ensure the correct orientation.&lt;br /&gt;
* End with the larger parts, like jacks, the large cap, and the header pins. Don&#039;t bend over the jack legs or pin legs as they will be too stiff. The jack&#039;s legs are prebent also which should help hold it to the PCB. The rest you may need to hold the parts in place as you solder a few pins before you can group solder.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|zMMRlV3yluU|400|center|Joe Strosnider - Joe&#039;s Computer Museum: Replica 1 Assembly and Hangout|frame}}&lt;br /&gt;
On July 19th, 2020 Joe Strosnider posted a build video of the Replica 1 Kit. A good vid to review before building your kit! &amp;lt;u&amp;gt;We highly recommend watching it before starting your kit as well as fully reviewing this Wiki page.&amp;lt;/u&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;A good loupe (magnifying glass) is recommended for helping identify and confirm parts, like the markings on some small caps. It also helps with solder joint inspection. An illuminated 40 x 25mm and a 35 x 50mm loupe are well worth the investment and can be had for about $10 each on eBay.&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
Some care needs to be taken when installing capacitors and diodes.&lt;br /&gt;
&lt;br /&gt;
If your kit includes Aluminum or Tantalum capacitors, or &amp;quot;caps&amp;quot; for short, then be sure to install them in the correct orientation.  The PCB will be clearly marked with &amp;quot;+&amp;quot; signs for all cap locations when the orientation of the part matters, or a polarized part is normally used.  Sometimes a non-polarized part is used in place of a polarized one and then its orientation does not matter.  However install a polarized cap backwards and you will damage it.  An Aluminum Electrolytic will have a strip pointing to the NEGATIVE end lead.  A Tantalum Electrolytic will generally have a marking or stripe to denote (not always pointing to) the POSITIVE lead.&lt;br /&gt;
* Install the 10uF Aluminum caps at locations C17 and C27. Be sure to install correctly as they are polarized.&lt;br /&gt;
&lt;br /&gt;
All caps will have value markings on them.  &amp;quot;106&amp;quot; is 10uF, and &amp;quot;104&amp;quot; is .1uF.  10uF is also typically physically larger than .1uF.  This should help identify the ceramic caps in the kit.  They along with the Electrolytic caps can also clearly be seen in the assembled pic above.&lt;br /&gt;
* Install a 47pF cap at location &amp;quot;C3 (COLOR TRIM)&amp;quot;. This can be from any of the two pads on the right to the one pad on the left.&lt;br /&gt;
&lt;br /&gt;
A diode also has a marking on it, and needs to be installed correctly as it only allows current to flow in one direction.  Install it backwards and you won&#039;t usually damage it, however the circuit will no longer operate as intended.  They can also clearly be seen in the assembled pic above.&lt;br /&gt;
* Install the diode at location CR1. Be sure to install with the line side down (towards the &amp;quot;A&amp;quot; row).&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Show below are example illustrations of different caps, a diode, and their related markings.&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=400px heights=250px&amp;gt;&lt;br /&gt;
File:Caps_Chart.svg|Caps Markings|link=https://wiki.reactivemicro.com/images/d/d1/Caps_Chart.svg&lt;br /&gt;
File:Diode_Anatomy.svg|Diode Markings|link=https://wiki.reactivemicro.com/images/e/e9/Diode_Anatomy.svg&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Your kit also includes resistors.  They should be the less precise &amp;quot;4 band&amp;quot; style which are typically 5% tolerance.  You can also use the more precise &amp;quot;5 band&amp;quot; style which are typically 1% tolerance.  Here are some charts on how to read them to help make matching locations on your PCB more easy.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=400px heights=400px&amp;gt;&lt;br /&gt;
File:4_Band_Resistor_Chart.svg|4-band Resistor Markings|link=https://wiki.reactivemicro.com/images/8/85/4_Band_Resistor_Chart.svg&lt;br /&gt;
File:5_Band_Resistor_Chart.svg|5-band Resistor Markings|link=https://wiki.reactivemicro.com/images/2/29/5_Band_Resistor_Chart.svg&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Programming And Source Code==&lt;br /&gt;
The most current source code for the Replica 1 is [https://wiki.reactivemicro.com/images/7/7c/2019-04-28_-_Replica_1_-_JGK_Firmware.rar here].  You can find older versions on [http://www.brielcomputers.com/wordpress/?cat=13 Briel Computers&#039;s Downloads page].  Users are encouraged to edit and tinker with the project, and experiment with coding and how the Replica 1 systems work.  ReActiveMicro will also help implement any hardware changes needed in new board and circuit revisions.  As new software becomes available we will host it here or add links to user&#039;s pages and repositories.&lt;br /&gt;
&lt;br /&gt;
Powering the Replica l and programming the Propeller microcontroller requires a standard USB-A to Micro-USB cable.  A serial console connection to FT232R board can also be established via the same cable.&lt;br /&gt;
&lt;br /&gt;
All Replica 1 assembled or kit units from ReActiveMicro will come fully programmed and tested.  No further programming will be needed unless you request a &amp;quot;blank&amp;quot; unit.  The steps to programming the Replica 1 are as follows:&lt;br /&gt;
# If you have a blank 27128 ROM start by first programming it.  All boards from ReActiveMicro come with programmed ROMs.&lt;br /&gt;
# Install [https://www.parallax.com/downloads/propeller-p8x32a-software P8X32A Propeller Tools].  Run the program.&lt;br /&gt;
# Make sure the FT232R&#039;s (small USB board) micro-switch is set to 5V (left side).&lt;br /&gt;
# To test that the Propeller Tool sees the Replica 1:&lt;br /&gt;
##Connect Replica 1 to PC with USB cable.  (If Windows: Driver will install).&lt;br /&gt;
##Turn on Replica 1.&lt;br /&gt;
##In Propeller Tool click &amp;quot;Run&amp;quot; menu, then &amp;quot;Identify Hardware...&amp;quot;.&lt;br /&gt;
##It should report &amp;quot;Propeller chip version 1 found on COMx&amp;quot;.&lt;br /&gt;
#To load firmware:&lt;br /&gt;
##Click on File menu, then &amp;quot;Open&amp;quot;.&lt;br /&gt;
##Open the Replica 1&#039;s firmware folder and select the file &amp;quot;110REV03.spin&amp;quot;.&lt;br /&gt;
##Click on the &amp;quot;Run&amp;quot; menu, then &amp;quot;Compile Current&amp;quot;, then &amp;quot;Load EEPROM&amp;quot;.&lt;br /&gt;
#If you DID NOT get an error message the firmware is programmed.  Done!&lt;br /&gt;
&lt;br /&gt;
==Screen Noise Issue==&lt;br /&gt;
A few users have reported every few seconds a &amp;quot;/&amp;quot; appears on their screen followed by a linefeed.  This renders any data entry impossible.  The issue isn&#039;t present when connected to a PC, or sometimes when the Replica 1 is powered on while the motherboard is sitting on pink ESD foam. This is mainly due to the fact the Replica 1 is being powered by a PSU with an isolated ground. Meaning the ground or common is NOT connected to the PSU&#039;s ground. So the Replica 1 acts like an antenna.&lt;br /&gt;
&lt;br /&gt;
There are several options to resolve this issue. First, confirm the noise issue is related to an isolated ground issue. Simplest is to power the Replica 1 using a USB cable to a computer or laptop. These should supply a good ground. Another option wold be using a jumper wire/clip to connect the Replica 1 to ground. If the noise goes away and you can enter commands using the keyboard reliably then isolated ground is your issue.&lt;br /&gt;
&lt;br /&gt;
Other noise related issues could be needing the newest firmware: [[#Programming And Source Code|Reprogram the Replica 1 with the most current firmware]]. If this doesn&#039;t work try adding a 100k resistor to the USB module as pictured below. And if there is still noise then add a .1uF cap (100nF) to Pin28 of the Micro Controller to either Ground or +5v. The resistor and cap fix work for either firmware. However the firmware is usually the first thing to try since it&#039;s usually the simplest for most users.&lt;br /&gt;
&lt;br /&gt;
It&#039;s simplest to reprogram the Replica 1, however we found that installing a 100k resistor on the Tx data line to the Propeller as a hardware fix as opposed to a software fix resolved the issue.  As little as 10k can be used for +3.3v pullup, but anything smaller risks damage to the FTDI module.  100k is much safer in all regards.  This helps hold the data line high.  It seems the RX line is held high by default.  And both lines are held high when connected to a USB data port, which is why the noise issue is not seen when connected to a PC.&lt;br /&gt;
&lt;br /&gt;
You can connect the resistor most simply to the USB module.  Or to the rear of the PCB to pin 39 (Tx) and pin 12 or 32 (+3.3v) of the Propeller.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:IMG_20190426_213624802-wiki-tiny.png|Screen Noise Fix Solder Location&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
If the .1uF cap (100nF) to Pin28 of the Micro Controller is required, it would be most simple to connect between Pin1 and Pin2 of the ASCII keyboard connector, and place the &#039;ENABLE ASCII&#039; jumper on. This doesn&#039;t even require soldering as the user can place the cap in the IC socket. However we recommend if this fixes the issue to solder the cap in place on the rear of the PCB.&lt;br /&gt;
&lt;br /&gt;
==History==&lt;br /&gt;
Vince Briel started Briel Computers in 2003 as a result of high demand for replica 1 computers. It started out as a hobby to build a replica of a computer he could never own. Soon, Leander Kahney learned of his project and [https://www.wired.com/2002/11/rebuilding-an-apple-from-the-past/?currentPage=all wrote an article for Wired Magazine].&lt;br /&gt;
&lt;br /&gt;
At the time, the replica 1 was not finished and no response came from Apple about use of Woz&#039;s code. Then Woz was kind enough to allow use of the code, thus creating another article in [https://www.wired.com/2003/09/woz-oks-apple-i-resurrection/ Wired].&lt;br /&gt;
&lt;br /&gt;
In 2015 Briel Computers closed its doors and stopped accepting orders as Vince had a career change and had little time left for the hobby business.&lt;br /&gt;
&lt;br /&gt;
In September 2017, Henry from ReActiveMicro contacted Vince about reproducing his kits and projects for sale to help supply the current Community demand.  Vince was more than happy to see his project live on and supplied ReActiveMicro with all the files needed to start production.&lt;br /&gt;
&lt;br /&gt;
==Versions==&lt;br /&gt;
ReActiveMicro started producing Replica 1 Plus v1.0 in November of 2017.  This version can be easily identified by the &amp;quot;Distributed By: ReactiveMicro.com&amp;quot; marking under the &amp;quot;replica 1&amp;quot; name in the middle top of the board.  This version is a direct reproduction with no other edit or changes made.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:Replica_One_Plus_-_v1.0.0_-1-Wiki.jpg|Replica 1 Plus v1.0 from ReActiveMicro&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Here are some past versions of the Replica 1 board by Briel Computers.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:Rep.1-IMG_20140527_152945_153-Wiki.jpg|Replica 1 Plus, Revision 0.&lt;br /&gt;
File:R110-Wiki.jpg|Replica 1 Ten, Limited Edition.&lt;br /&gt;
File:R110_kit-wiki.jpg|Replica 1 Ten kit, Limited Edition.&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==CPU==&lt;br /&gt;
The Replica 1 normally comes with a 6502 CPU.  The newer 65C02 can be used, however there is no benefit and the newer OpCodes will not be used unless the user calls them directly.  This however is not &amp;quot;standard&amp;quot; and other 02 compatible software would not use the C02.&lt;br /&gt;
&lt;br /&gt;
There were some bug fixes in the C02 CPU.  Software could be written that exploited these bugs in the old CPU, however none are known.  All of the known Apple 1 software should work fine on the C02 CPU.&lt;br /&gt;
&lt;br /&gt;
To identify which CPU you have installed on your Replica 1 look at U1 located on the lower left of the PCB.  If the letter &amp;quot;C&amp;quot; is in the middle of the part number then it&#039;s a 65C02 CPU and not a 6502 CPU.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:ReplicaOne-CPU.jpg|Replica 1 CPU Location&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Applesoft BASIC==&lt;br /&gt;
BASIC comes in ROM. Be sure the &amp;quot;ROM SEL&amp;quot; jumper is ON to select Applesoft. Then type &amp;quot;E000R&amp;quot; and hitting the Enter key. If it fails to run then press you Caps Lock, Control, Alt, etc keys then retype and press Enter. Some keyboard don&#039;t play well with the Replica 1 and pressing these extra keys can sometimes reset the keyboard to better sync to the Replica 1.&lt;br /&gt;
&lt;br /&gt;
==Krusader Assembler==&lt;br /&gt;
[http://school.anhb.uwa.edu.au/personalpages/kwessen/apple1/Krusader.htm KRUSADER] is a program written to allow assembly language development on the Replica 1.  It is included with the current distribution from ReActiveMicro within the Integer ROM selection.  Be sure the &amp;quot;ROM SEL&amp;quot; jumper is OFF to select Integer.  Then type &amp;quot;F000R&amp;quot; at the prompt and press Enter to start Krusader. If it fails to run then press you Caps Lock, Control, Alt, etc keys then retype and press Enter. Some keyboard don&#039;t play well with the Replica 1 and pressing these extra keys can sometimes reset the keyboard to better sync to the Replica 1.&lt;br /&gt;
&lt;br /&gt;
== Learning 6502 Machine Code ==&lt;br /&gt;
The following article is a walkthrough that teaches you how to design and enter a program into memory from scratch using only the Apple 1 monitor.  It is a good way to understand the coding experience of Apple 1 owners in the late 1970s.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=150px heights=80&amp;gt;&lt;br /&gt;
File:PDF_ICON.svg|Learn to Program an Apple 1|link=https://wiki.reactivemicro.com/images/e/ec/LearnToProgramAnApple1.pdf&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Category:Hardware]]&lt;br /&gt;
[[Category:Apple]]&lt;br /&gt;
[[Category:ReActiveMicro Projects]]&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=Replica_1&amp;diff=5707</id>
		<title>Replica 1</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=Replica_1&amp;diff=5707"/>
		<updated>2021-04-11T21:11:32Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Learning 6502 Machine Code */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[Image:Title_Replica_1_plus.svg|700px|link=https://wiki.reactivemicro.com/images/2/2a/Title_Replica_1_plus.svg]]&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[Image:Replica_One-Object.png|thumb|RM Replica 1 Plus|link=https://wiki.reactivemicro.com/images/b/ba/Replica_One-Object.png    ]]&lt;br /&gt;
&lt;br /&gt;
The ReActiveMicro Replica 1 was created by Vince Briel of [http://www.brielcomputers.com  BrielComputers.com] in 2003 with the more advanced Replica 1 Plus being created in mid 2014. Briel Computers specialized in retro hobby computer kits. They started in 2003 with a replica of the first Apple Computer, the Apple 1. Briel Computers focused on developing computer kits and boards like those you could purchase in the 1970′s and early 80′s.&lt;br /&gt;
&lt;br /&gt;
As of 2015 Briel Computers ceast operations and stopped accepting orders.&amp;lt;br&amp;gt;&lt;br /&gt;
In September 2017, ReActiveMicro contacted Vince about reproducing the Replica 1 Plus and it was once again made available for sale by ReActiveMicro.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&amp;lt;strong&amp;gt;Product Status:&amp;lt;/strong&amp;gt; Actively sold by ReActiveMicro.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;strong&amp;gt;Support:&amp;lt;/strong&amp;gt; Post on the [[{{TALKPAGENAME}}|Discussion]] page (link above) or email [https://www.reactivemicro.com/contact-us/ ReActiveMicro Support].  The [http://www.brielcomputers.com/phpBB3/index.php Briel Computers forums] also hold a wealth of information.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;strong&amp;gt;Sales:&amp;lt;/strong&amp;gt; Visit the [https://www.reactivemicro.com/shop/ ReActiveMicro Store].&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
The parts included with your Replica 1 kit and the PCB have basic labels.  Those with intermediate knowledge should have little trouble assembling the kit from just these labels.  The image of the Replica 1 can also be used for reference or to help determine orientation.&lt;br /&gt;
&amp;lt;center&amp;gt;[[Image:Replica_One_Plus_-_v1.0.0_-1-Wiki.jpg|450px|link=https://wiki.reactivemicro.com/images/b/ba/Replica_One-Object.png]]&amp;lt;/center&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
The manual also has the full assembly instructions.  See chapter 4, page 12.&lt;br /&gt;
&amp;lt;div class=&amp;quot;new_window&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=150px heights=80&amp;gt;&lt;br /&gt;
File:PDF_ICON.svg|Manual And Assembly Guide|link=https://wiki.reactivemicro.com/images/7/73/Replica_One_Plus_Manual_-_June_2014.pdf&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
To assemble your kit we recommend adding parts in groups and then soldering them. This will be the fastest way to assemble the kit rather than adding one part at a time then soldering it.&lt;br /&gt;
* Start with the small passive parts like caps and resistors. Some of the location labels will be hard to see if you start with the sockets or other parts. Each time a part is added you can simply bend over a leg on each side to help hold the part to the PCB which allows the board to be turned over and prevents parts from falling out. It is most simple to load all the parts in groups and then solder and clip the legs as needed.&lt;br /&gt;
* Once the passive parts are installed next should be the IC sockets. When a socket is loaded on the board bending the corner pins of the sockets helps hole it to the PCB which allows group loading and soldering. The sockets are all the same thickness. So if you solder on a flat surface then this will also help hold all the sockets flat to the PCB and give a more uniform appearance when completed. &#039;&#039;&#039;Be sure ALL pin 1 &#039;notches&#039; &#039;&#039;&#039;are facing the correct way! See the silk screen markings on the PCB to ensure the correct orientation.&lt;br /&gt;
* End with the larger parts, like jacks, the large cap, and the header pins. Don&#039;t bend over the jack legs or pin legs as they will be too stiff. The jack&#039;s legs are prebent also which should help hold it to the PCB. The rest you may need to hold the parts in place as you solder a few pins before you can group solder.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|zMMRlV3yluU|400|center|Joe Strosnider - Joe&#039;s Computer Museum: Replica 1 Assembly and Hangout|frame}}&lt;br /&gt;
On July 19th, 2020 Joe Strosnider posted a build video of the Replica 1 Kit. A good vid to review before building your kit! &amp;lt;u&amp;gt;We highly recommend watching it before starting your kit as well as fully reviewing this Wiki page.&amp;lt;/u&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;A good loupe (magnifying glass) is recommended for helping identify and confirm parts, like the markings on some small caps. It also helps with solder joint inspection. An illuminated 40 x 25mm and a 35 x 50mm loupe are well worth the investment and can be had for about $10 each on eBay.&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
Some care needs to be taken when installing capacitors and diodes.&lt;br /&gt;
&lt;br /&gt;
If your kit includes Aluminum or Tantalum capacitors, or &amp;quot;caps&amp;quot; for short, then be sure to install them in the correct orientation.  The PCB will be clearly marked with &amp;quot;+&amp;quot; signs for all cap locations when the orientation of the part matters, or a polarized part is normally used.  Sometimes a non-polarized part is used in place of a polarized one and then its orientation does not matter.  However install a polarized cap backwards and you will damage it.  An Aluminum Electrolytic will have a strip pointing to the NEGATIVE end lead.  A Tantalum Electrolytic will generally have a marking or stripe to denote (not always pointing to) the POSITIVE lead.&lt;br /&gt;
* Install the 10uF Aluminum caps at locations C17 and C27. Be sure to install correctly as they are polarized.&lt;br /&gt;
&lt;br /&gt;
All caps will have value markings on them.  &amp;quot;106&amp;quot; is 10uF, and &amp;quot;104&amp;quot; is .1uF.  10uF is also typically physically larger than .1uF.  This should help identify the ceramic caps in the kit.  They along with the Electrolytic caps can also clearly be seen in the assembled pic above.&lt;br /&gt;
* Install a 47pF cap at location &amp;quot;C3 (COLOR TRIM)&amp;quot;. This can be from any of the two pads on the right to the one pad on the left.&lt;br /&gt;
&lt;br /&gt;
A diode also has a marking on it, and needs to be installed correctly as it only allows current to flow in one direction.  Install it backwards and you won&#039;t usually damage it, however the circuit will no longer operate as intended.  They can also clearly be seen in the assembled pic above.&lt;br /&gt;
* Install the diode at location CR1. Be sure to install with the line side down (towards the &amp;quot;A&amp;quot; row).&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Show below are example illustrations of different caps, a diode, and their related markings.&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=400px heights=250px&amp;gt;&lt;br /&gt;
File:Caps_Chart.svg|Caps Markings|link=https://wiki.reactivemicro.com/images/d/d1/Caps_Chart.svg&lt;br /&gt;
File:Diode_Anatomy.svg|Diode Markings|link=https://wiki.reactivemicro.com/images/e/e9/Diode_Anatomy.svg&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Your kit also includes resistors.  They should be the less precise &amp;quot;4 band&amp;quot; style which are typically 5% tolerance.  You can also use the more precise &amp;quot;5 band&amp;quot; style which are typically 1% tolerance.  Here are some charts on how to read them to help make matching locations on your PCB more easy.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=400px heights=400px&amp;gt;&lt;br /&gt;
File:4_Band_Resistor_Chart.svg|4-band Resistor Markings|link=https://wiki.reactivemicro.com/images/8/85/4_Band_Resistor_Chart.svg&lt;br /&gt;
File:5_Band_Resistor_Chart.svg|5-band Resistor Markings|link=https://wiki.reactivemicro.com/images/2/29/5_Band_Resistor_Chart.svg&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Programming And Source Code==&lt;br /&gt;
The most current source code for the Replica 1 is [https://wiki.reactivemicro.com/images/7/7c/2019-04-28_-_Replica_1_-_JGK_Firmware.rar here].  You can find older versions on [http://www.brielcomputers.com/wordpress/?cat=13 Briel Computers&#039;s Downloads page].  Users are encouraged to edit and tinker with the project, and experiment with coding and how the Replica 1 systems work.  ReActiveMicro will also help implement any hardware changes needed in new board and circuit revisions.  As new software becomes available we will host it here or add links to user&#039;s pages and repositories.&lt;br /&gt;
&lt;br /&gt;
Powering the Replica l and programming the Propeller microcontroller requires a standard USB-A to Micro-USB cable.  A serial console connection to FT232R board can also be established via the same cable.&lt;br /&gt;
&lt;br /&gt;
All Replica 1 assembled or kit units from ReActiveMicro will come fully programmed and tested.  No further programming will be needed unless you request a &amp;quot;blank&amp;quot; unit.  The steps to programming the Replica 1 are as follows:&lt;br /&gt;
# If you have a blank 27128 ROM start by first programming it.  All boards from ReActiveMicro come with programmed ROMs.&lt;br /&gt;
# Install [https://www.parallax.com/downloads/propeller-p8x32a-software P8X32A Propeller Tools].  Run the program.&lt;br /&gt;
# Make sure the FT232R&#039;s (small USB board) micro-switch is set to 5V (left side).&lt;br /&gt;
# To test that the Propeller Tool sees the Replica 1:&lt;br /&gt;
##Connect Replica 1 to PC with USB cable.  (If Windows: Driver will install).&lt;br /&gt;
##Turn on Replica 1.&lt;br /&gt;
##In Propeller Tool click &amp;quot;Run&amp;quot; menu, then &amp;quot;Identify Hardware...&amp;quot;.&lt;br /&gt;
##It should report &amp;quot;Propeller chip version 1 found on COMx&amp;quot;.&lt;br /&gt;
#To load firmware:&lt;br /&gt;
##Click on File menu, then &amp;quot;Open&amp;quot;.&lt;br /&gt;
##Open the Replica 1&#039;s firmware folder and select the file &amp;quot;110REV03.spin&amp;quot;.&lt;br /&gt;
##Click on the &amp;quot;Run&amp;quot; menu, then &amp;quot;Compile Current&amp;quot;, then &amp;quot;Load EEPROM&amp;quot;.&lt;br /&gt;
#If you DID NOT get an error message the firmware is programmed.  Done!&lt;br /&gt;
&lt;br /&gt;
==Screen Noise Issue==&lt;br /&gt;
A few users have reported every few seconds a &amp;quot;/&amp;quot; appears on their screen followed by a linefeed.  This renders any data entry impossible.  The issue isn&#039;t present when connected to a PC, or sometimes when the Replica 1 is powered on while the motherboard is sitting on pink ESD foam. This is mainly due to the fact the Replica 1 is being powered by a PSU with an isolated ground. Meaning the ground or common is NOT connected to the PSU&#039;s ground. So the Replica 1 acts like an antenna.&lt;br /&gt;
&lt;br /&gt;
There are several options to resolve this issue. First, confirm the noise issue is related to an isolated ground issue. Simplest is to power the Replica 1 using a USB cable to a computer or laptop. These should supply a good ground. Another option wold be using a jumper wire/clip to connect the Replica 1 to ground. If the noise goes away and you can enter commands using the keyboard reliably then isolated ground is your issue.&lt;br /&gt;
&lt;br /&gt;
Other noise related issues could be needing the newest firmware: [[#Programming And Source Code|Reprogram the Replica 1 with the most current firmware]]. If this doesn&#039;t work try adding a 100k resistor to the USB module as pictured below. And if there is still noise then add a .1uF cap (100nF) to Pin28 of the Micro Controller to either Ground or +5v. The resistor and cap fix work for either firmware. However the firmware is usually the first thing to try since it&#039;s usually the simplest for most users.&lt;br /&gt;
&lt;br /&gt;
It&#039;s simplest to reprogram the Replica 1, however we found that installing a 100k resistor on the Tx data line to the Propeller as a hardware fix as opposed to a software fix resolved the issue.  As little as 10k can be used for +3.3v pullup, but anything smaller risks damage to the FTDI module.  100k is much safer in all regards.  This helps hold the data line high.  It seems the RX line is held high by default.  And both lines are held high when connected to a USB data port, which is why the noise issue is not seen when connected to a PC.&lt;br /&gt;
&lt;br /&gt;
You can connect the resistor most simply to the USB module.  Or to the rear of the PCB to pin 39 (Tx) and pin 12 or 32 (+3.3v) of the Propeller.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:IMG_20190426_213624802-wiki-tiny.png|Screen Noise Fix Solder Location&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
If the .1uF cap (100nF) to Pin28 of the Micro Controller is required, it would be most simple to connect between Pin1 and Pin2 of the ASCII keyboard connector, and place the &#039;ENABLE ASCII&#039; jumper on. This doesn&#039;t even require soldering as the user can place the cap in the IC socket. However we recommend if this fixes the issue to solder the cap in place on the rear of the PCB.&lt;br /&gt;
&lt;br /&gt;
==History==&lt;br /&gt;
Vince Briel started Briel Computers in 2003 as a result of high demand for replica 1 computers. It started out as a hobby to build a replica of a computer he could never own. Soon, Leander Kahney learned of his project and [https://www.wired.com/2002/11/rebuilding-an-apple-from-the-past/?currentPage=all wrote an article for Wired Magazine].&lt;br /&gt;
&lt;br /&gt;
At the time, the replica 1 was not finished and no response came from Apple about use of Woz&#039;s code. Then Woz was kind enough to allow use of the code, thus creating another article in [https://www.wired.com/2003/09/woz-oks-apple-i-resurrection/ Wired].&lt;br /&gt;
&lt;br /&gt;
In 2015 Briel Computers closed its doors and stopped accepting orders as Vince had a career change and had little time left for the hobby business.&lt;br /&gt;
&lt;br /&gt;
In September 2017, Henry from ReActiveMicro contacted Vince about reproducing his kits and projects for sale to help supply the current Community demand.  Vince was more than happy to see his project live on and supplied ReActiveMicro with all the files needed to start production.&lt;br /&gt;
&lt;br /&gt;
==Versions==&lt;br /&gt;
ReActiveMicro started producing Replica 1 Plus v1.0 in November of 2017.  This version can be easily identified by the &amp;quot;Distributed By: ReactiveMicro.com&amp;quot; marking under the &amp;quot;replica 1&amp;quot; name in the middle top of the board.  This version is a direct reproduction with no other edit or changes made.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:Replica_One_Plus_-_v1.0.0_-1-Wiki.jpg|Replica 1 Plus v1.0 from ReActiveMicro&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Here are some past versions of the Replica 1 board by Briel Computers.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:Rep.1-IMG_20140527_152945_153-Wiki.jpg|Replica 1 Plus, Revision 0.&lt;br /&gt;
File:R110-Wiki.jpg|Replica 1 Ten, Limited Edition.&lt;br /&gt;
File:R110_kit-wiki.jpg|Replica 1 Ten kit, Limited Edition.&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==CPU==&lt;br /&gt;
The Replica 1 normally comes with a 6502 CPU.  The newer 65C02 can be used, however there is no benefit and the newer OpCodes will not be used unless the user calls them directly.  This however is not &amp;quot;standard&amp;quot; and other 02 compatible software would not use the C02.&lt;br /&gt;
&lt;br /&gt;
There were some bug fixes in the C02 CPU.  Software could be written that exploited these bugs in the old CPU, however none are known.  All of the known Apple 1 software should work fine on the C02 CPU.&lt;br /&gt;
&lt;br /&gt;
To identify which CPU you have installed on your Replica 1 look at U1 located on the lower left of the PCB.  If the letter &amp;quot;C&amp;quot; is in the middle of the part number then it&#039;s a 65C02 CPU and not a 6502 CPU.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:ReplicaOne-CPU.jpg|Replica 1 CPU Location&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Applesoft BASIC==&lt;br /&gt;
BASIC comes in ROM. Be sure the &amp;quot;ROM SEL&amp;quot; jumper is ON to select Applesoft. Then type &amp;quot;E000R&amp;quot; and hitting the Enter key. If it fails to run then press you Caps Lock, Control, Alt, etc keys then retype and press Enter. Some keyboard don&#039;t play well with the Replica 1 and pressing these extra keys can sometimes reset the keyboard to better sync to the Replica 1.&lt;br /&gt;
&lt;br /&gt;
==Krusader Assembler==&lt;br /&gt;
[http://school.anhb.uwa.edu.au/personalpages/kwessen/apple1/Krusader.htm KRUSADER] is a program written to allow assembly language development on the Replica 1.  It is included with the current distribution from ReActiveMicro within the Integer ROM selection.  Be sure the &amp;quot;ROM SEL&amp;quot; jumper is OFF to select Integer.  Then type &amp;quot;F000R&amp;quot; at the prompt and press Enter to start Krusader. If it fails to run then press you Caps Lock, Control, Alt, etc keys then retype and press Enter. Some keyboard don&#039;t play well with the Replica 1 and pressing these extra keys can sometimes reset the keyboard to better sync to the Replica 1.&lt;br /&gt;
&lt;br /&gt;
== Learning 6502 Machine Code ==&lt;br /&gt;
The following article is a walkthrough that teaches you how to design and enter a program into memory from scratch using only the Apple 1 monitor.  It is a good way to understand the coding experience of Apple 1 owners in the late 1970s.&lt;br /&gt;
&lt;br /&gt;
https://wiki.reactivemicro.com/images/e/ec/LearnToProgramAnApple1.pdf&lt;br /&gt;
&lt;br /&gt;
[[Category:Hardware]]&lt;br /&gt;
[[Category:Apple]]&lt;br /&gt;
[[Category:ReActiveMicro Projects]]&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=SuperEncoder&amp;diff=5706</id>
		<title>SuperEncoder</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=SuperEncoder&amp;diff=5706"/>
		<updated>2021-04-11T21:10:13Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Reset Button */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Reset Button ==&lt;br /&gt;
This photo shows how a momentary pushbutton can be added to the SuperEncoder board.&lt;br /&gt;
This option is good for people who are missing an Apple 2+ keyboard and are using the PS2 jack to connect a keyboard.&lt;br /&gt;
A molex connector is connected to pins 22 and 23 of the SuperEncoder board.  Click the image to see a larger view.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:SuperEncoderResetButton.png|SuperEncoder Reset Button&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=SuperEncoder&amp;diff=5705</id>
		<title>SuperEncoder</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=SuperEncoder&amp;diff=5705"/>
		<updated>2021-04-11T21:07:58Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Added photo and info about adding a Reset button to a SuperEncoder board.&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Reset Button ==&lt;br /&gt;
This photo shows how a momentary pushbutton can be added to the SuperEncoder board.&lt;br /&gt;
This option is good for people who are missing an Apple 2+ keyboard and are using the PS2 jack to connect a keyboard.&lt;br /&gt;
A molex connector is connected to pins 22 and 23 of the SuperEncoder board.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:SuperEncoderResetButton.png|SuperEncoder Reset Button&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:SuperEncoderResetButton.png&amp;diff=5704</id>
		<title>File:SuperEncoderResetButton.png</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:SuperEncoderResetButton.png&amp;diff=5704"/>
		<updated>2021-04-11T20:56:50Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Photo of a pushbutton added to the SuperEncoder board.&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
Photo of a pushbutton added to the SuperEncoder board.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:LearnToProgramAnApple1.pdf&amp;diff=5703</id>
		<title>File:LearnToProgramAnApple1.pdf</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:LearnToProgramAnApple1.pdf&amp;diff=5703"/>
		<updated>2021-04-11T20:47:17Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Tutorial about 6502 machine code for the Replica 1+&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
Tutorial about 6502 machine code for the Replica 1+&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:Phasor_Programming_Supplement.pdf&amp;diff=5702</id>
		<title>File:Phasor Programming Supplement.pdf</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:Phasor_Programming_Supplement.pdf&amp;diff=5702"/>
		<updated>2021-04-11T20:43:50Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Supplemental technical information for the Juiced GS Phasor Programming article from September 2018&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
Supplemental technical information for the Juiced GS Phasor Programming article from September 2018&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:2018-06-09_-_Eric_Rangell_-_ProgrammingThePhasor_-_v1.5.pdf&amp;diff=5701</id>
		<title>File:2018-06-09 - Eric Rangell - ProgrammingThePhasor - v1.5.pdf</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:2018-06-09_-_Eric_Rangell_-_ProgrammingThePhasor_-_v1.5.pdf&amp;diff=5701"/>
		<updated>2021-04-11T20:39:44Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Article about Phasor Programming for September 2018 issue of Juiced.GS&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
Article about Phasor Programming for September 2018 issue of Juiced.GS&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=SuperEncoder&amp;diff=5700</id>
		<title>SuperEncoder</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=SuperEncoder&amp;diff=5700"/>
		<updated>2021-04-11T15:25:51Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Created page with &amp;quot;== TODO == Add photo and documentation of homemade reset button for Super Encoder.&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== TODO ==&lt;br /&gt;
Add photo and documentation of homemade reset button for Super Encoder.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=Replica_1&amp;diff=5699</id>
		<title>Replica 1</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=Replica_1&amp;diff=5699"/>
		<updated>2021-04-11T15:13:38Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Added article about learning 6502 machine code&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[Image:Title_Replica_1_plus.svg|700px|link=https://wiki.reactivemicro.com/images/2/2a/Title_Replica_1_plus.svg]]&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[Image:Replica_One-Object.png|thumb|RM Replica 1 Plus|link=https://wiki.reactivemicro.com/images/b/ba/Replica_One-Object.png    ]]&lt;br /&gt;
&lt;br /&gt;
The ReActiveMicro Replica 1 was created by Vince Briel of [http://www.brielcomputers.com  BrielComputers.com] in 2003 with the more advanced Replica 1 Plus being created in mid 2014. Briel Computers specialized in retro hobby computer kits. They started in 2003 with a replica of the first Apple Computer, the Apple 1. Briel Computers focused on developing computer kits and boards like those you could purchase in the 1970′s and early 80′s.&lt;br /&gt;
&lt;br /&gt;
As of 2015 Briel Computers ceast operations and stopped accepting orders.&amp;lt;br&amp;gt;&lt;br /&gt;
In September 2017, ReActiveMicro contacted Vince about reproducing the Replica 1 Plus and it was once again made available for sale by ReActiveMicro.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&amp;lt;strong&amp;gt;Product Status:&amp;lt;/strong&amp;gt; Actively sold by ReActiveMicro.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;strong&amp;gt;Support:&amp;lt;/strong&amp;gt; Post on the [[{{TALKPAGENAME}}|Discussion]] page (link above) or email [https://www.reactivemicro.com/contact-us/ ReActiveMicro Support].  The [http://www.brielcomputers.com/phpBB3/index.php Briel Computers forums] also hold a wealth of information.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;strong&amp;gt;Sales:&amp;lt;/strong&amp;gt; Visit the [https://www.reactivemicro.com/shop/ ReActiveMicro Store].&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
The parts included with your Replica 1 kit and the PCB have basic labels.  Those with intermediate knowledge should have little trouble assembling the kit from just these labels.  The image of the Replica 1 can also be used for reference or to help determine orientation.&lt;br /&gt;
&amp;lt;center&amp;gt;[[Image:Replica_One_Plus_-_v1.0.0_-1-Wiki.jpg|450px|link=https://wiki.reactivemicro.com/images/b/ba/Replica_One-Object.png]]&amp;lt;/center&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
The manual also has the full assembly instructions.  See chapter 4, page 12.&lt;br /&gt;
&amp;lt;div class=&amp;quot;new_window&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=150px heights=80&amp;gt;&lt;br /&gt;
File:PDF_ICON.svg|Manual And Assembly Guide|link=https://wiki.reactivemicro.com/images/7/73/Replica_One_Plus_Manual_-_June_2014.pdf&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
To assemble your kit we recommend adding parts in groups and then soldering them. This will be the fastest way to assemble the kit rather than adding one part at a time then soldering it.&lt;br /&gt;
* Start with the small passive parts like caps and resistors. Some of the location labels will be hard to see if you start with the sockets or other parts. Each time a part is added you can simply bend over a leg on each side to help hold the part to the PCB which allows the board to be turned over and prevents parts from falling out. It is most simple to load all the parts in groups and then solder and clip the legs as needed.&lt;br /&gt;
* Once the passive parts are installed next should be the IC sockets. When a socket is loaded on the board bending the corner pins of the sockets helps hole it to the PCB which allows group loading and soldering. The sockets are all the same thickness. So if you solder on a flat surface then this will also help hold all the sockets flat to the PCB and give a more uniform appearance when completed. &#039;&#039;&#039;Be sure ALL pin 1 &#039;notches&#039; &#039;&#039;&#039;are facing the correct way! See the silk screen markings on the PCB to ensure the correct orientation.&lt;br /&gt;
* End with the larger parts, like jacks, the large cap, and the header pins. Don&#039;t bend over the jack legs or pin legs as they will be too stiff. The jack&#039;s legs are prebent also which should help hold it to the PCB. The rest you may need to hold the parts in place as you solder a few pins before you can group solder.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|zMMRlV3yluU|400|center|Joe Strosnider - Joe&#039;s Computer Museum: Replica 1 Assembly and Hangout|frame}}&lt;br /&gt;
On July 19th, 2020 Joe Strosnider posted a build video of the Replica 1 Kit. A good vid to review before building your kit! &amp;lt;u&amp;gt;We highly recommend watching it before starting your kit as well as fully reviewing this Wiki page.&amp;lt;/u&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;A good loupe (magnifying glass) is recommended for helping identify and confirm parts, like the markings on some small caps. It also helps with solder joint inspection. An illuminated 40 x 25mm and a 35 x 50mm loupe are well worth the investment and can be had for about $10 each on eBay.&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
Some care needs to be taken when installing capacitors and diodes.&lt;br /&gt;
&lt;br /&gt;
If your kit includes Aluminum or Tantalum capacitors, or &amp;quot;caps&amp;quot; for short, then be sure to install them in the correct orientation.  The PCB will be clearly marked with &amp;quot;+&amp;quot; signs for all cap locations when the orientation of the part matters, or a polarized part is normally used.  Sometimes a non-polarized part is used in place of a polarized one and then its orientation does not matter.  However install a polarized cap backwards and you will damage it.  An Aluminum Electrolytic will have a strip pointing to the NEGATIVE end lead.  A Tantalum Electrolytic will generally have a marking or stripe to denote (not always pointing to) the POSITIVE lead.&lt;br /&gt;
* Install the 10uF Aluminum caps at locations C17 and C27. Be sure to install correctly as they are polarized.&lt;br /&gt;
&lt;br /&gt;
All caps will have value markings on them.  &amp;quot;106&amp;quot; is 10uF, and &amp;quot;104&amp;quot; is .1uF.  10uF is also typically physically larger than .1uF.  This should help identify the ceramic caps in the kit.  They along with the Electrolytic caps can also clearly be seen in the assembled pic above.&lt;br /&gt;
* Install a 47pF cap at location &amp;quot;C3 (COLOR TRIM)&amp;quot;. This can be from any of the two pads on the right to the one pad on the left.&lt;br /&gt;
&lt;br /&gt;
A diode also has a marking on it, and needs to be installed correctly as it only allows current to flow in one direction.  Install it backwards and you won&#039;t usually damage it, however the circuit will no longer operate as intended.  They can also clearly be seen in the assembled pic above.&lt;br /&gt;
* Install the diode at location CR1. Be sure to install with the line side down (towards the &amp;quot;A&amp;quot; row).&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Show below are example illustrations of different caps, a diode, and their related markings.&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=400px heights=250px&amp;gt;&lt;br /&gt;
File:Caps_Chart.svg|Caps Markings|link=https://wiki.reactivemicro.com/images/d/d1/Caps_Chart.svg&lt;br /&gt;
File:Diode_Anatomy.svg|Diode Markings|link=https://wiki.reactivemicro.com/images/e/e9/Diode_Anatomy.svg&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Your kit also includes resistors.  They should be the less precise &amp;quot;4 band&amp;quot; style which are typically 5% tolerance.  You can also use the more precise &amp;quot;5 band&amp;quot; style which are typically 1% tolerance.  Here are some charts on how to read them to help make matching locations on your PCB more easy.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=400px heights=400px&amp;gt;&lt;br /&gt;
File:4_Band_Resistor_Chart.svg|4-band Resistor Markings|link=https://wiki.reactivemicro.com/images/8/85/4_Band_Resistor_Chart.svg&lt;br /&gt;
File:5_Band_Resistor_Chart.svg|5-band Resistor Markings|link=https://wiki.reactivemicro.com/images/2/29/5_Band_Resistor_Chart.svg&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Programming And Source Code==&lt;br /&gt;
The most current source code for the Replica 1 is [https://wiki.reactivemicro.com/images/7/7c/2019-04-28_-_Replica_1_-_JGK_Firmware.rar here].  You can find older versions on [http://www.brielcomputers.com/wordpress/?cat=13 Briel Computers&#039;s Downloads page].  Users are encouraged to edit and tinker with the project, and experiment with coding and how the Replica 1 systems work.  ReActiveMicro will also help implement any hardware changes needed in new board and circuit revisions.  As new software becomes available we will host it here or add links to user&#039;s pages and repositories.&lt;br /&gt;
&lt;br /&gt;
Powering the Replica l and programming the Propeller microcontroller requires a standard USB-A to Micro-USB cable.  A serial console connection to FT232R board can also be established via the same cable.&lt;br /&gt;
&lt;br /&gt;
All Replica 1 assembled or kit units from ReActiveMicro will come fully programmed and tested.  No further programming will be needed unless you request a &amp;quot;blank&amp;quot; unit.  The steps to programming the Replica 1 are as follows:&lt;br /&gt;
# If you have a blank 27128 ROM start by first programming it.  All boards from ReActiveMicro come with programmed ROMs.&lt;br /&gt;
# Install [https://www.parallax.com/downloads/propeller-p8x32a-software P8X32A Propeller Tools].  Run the program.&lt;br /&gt;
# Make sure the FT232R&#039;s (small USB board) micro-switch is set to 5V (left side).&lt;br /&gt;
# To test that the Propeller Tool sees the Replica 1:&lt;br /&gt;
##Connect Replica 1 to PC with USB cable.  (If Windows: Driver will install).&lt;br /&gt;
##Turn on Replica 1.&lt;br /&gt;
##In Propeller Tool click &amp;quot;Run&amp;quot; menu, then &amp;quot;Identify Hardware...&amp;quot;.&lt;br /&gt;
##It should report &amp;quot;Propeller chip version 1 found on COMx&amp;quot;.&lt;br /&gt;
#To load firmware:&lt;br /&gt;
##Click on File menu, then &amp;quot;Open&amp;quot;.&lt;br /&gt;
##Open the Replica 1&#039;s firmware folder and select the file &amp;quot;110REV03.spin&amp;quot;.&lt;br /&gt;
##Click on the &amp;quot;Run&amp;quot; menu, then &amp;quot;Compile Current&amp;quot;, then &amp;quot;Load EEPROM&amp;quot;.&lt;br /&gt;
#If you DID NOT get an error message the firmware is programmed.  Done!&lt;br /&gt;
&lt;br /&gt;
==Screen Noise Issue==&lt;br /&gt;
A few users have reported every few seconds a &amp;quot;/&amp;quot; appears on their screen followed by a linefeed.  This renders any data entry impossible.  The issue isn&#039;t present when connected to a PC, or sometimes when the Replica 1 is powered on while the motherboard is sitting on pink ESD foam. This is mainly due to the fact the Replica 1 is being powered by a PSU with an isolated ground. Meaning the ground or common is NOT connected to the PSU&#039;s ground. So the Replica 1 acts like an antenna.&lt;br /&gt;
&lt;br /&gt;
There are several options to resolve this issue. First, confirm the noise issue is related to an isolated ground issue. Simplest is to power the Replica 1 using a USB cable to a computer or laptop. These should supply a good ground. Another option wold be using a jumper wire/clip to connect the Replica 1 to ground. If the noise goes away and you can enter commands using the keyboard reliably then isolated ground is your issue.&lt;br /&gt;
&lt;br /&gt;
Other noise related issues could be needing the newest firmware: [[#Programming And Source Code|Reprogram the Replica 1 with the most current firmware]]. If this doesn&#039;t work try adding a 100k resistor to the USB module as pictured below. And if there is still noise then add a .1uF cap (100nF) to Pin28 of the Micro Controller to either Ground or +5v. The resistor and cap fix work for either firmware. However the firmware is usually the first thing to try since it&#039;s usually the simplest for most users.&lt;br /&gt;
&lt;br /&gt;
It&#039;s simplest to reprogram the Replica 1, however we found that installing a 100k resistor on the Tx data line to the Propeller as a hardware fix as opposed to a software fix resolved the issue.  As little as 10k can be used for +3.3v pullup, but anything smaller risks damage to the FTDI module.  100k is much safer in all regards.  This helps hold the data line high.  It seems the RX line is held high by default.  And both lines are held high when connected to a USB data port, which is why the noise issue is not seen when connected to a PC.&lt;br /&gt;
&lt;br /&gt;
You can connect the resistor most simply to the USB module.  Or to the rear of the PCB to pin 39 (Tx) and pin 12 or 32 (+3.3v) of the Propeller.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:IMG_20190426_213624802-wiki-tiny.png|Screen Noise Fix Solder Location&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
If the .1uF cap (100nF) to Pin28 of the Micro Controller is required, it would be most simple to connect between Pin1 and Pin2 of the ASCII keyboard connector, and place the &#039;ENABLE ASCII&#039; jumper on. This doesn&#039;t even require soldering as the user can place the cap in the IC socket. However we recommend if this fixes the issue to solder the cap in place on the rear of the PCB.&lt;br /&gt;
&lt;br /&gt;
==History==&lt;br /&gt;
Vince Briel started Briel Computers in 2003 as a result of high demand for replica 1 computers. It started out as a hobby to build a replica of a computer he could never own. Soon, Leander Kahney learned of his project and [https://www.wired.com/2002/11/rebuilding-an-apple-from-the-past/?currentPage=all wrote an article for Wired Magazine].&lt;br /&gt;
&lt;br /&gt;
At the time, the replica 1 was not finished and no response came from Apple about use of Woz&#039;s code. Then Woz was kind enough to allow use of the code, thus creating another article in [https://www.wired.com/2003/09/woz-oks-apple-i-resurrection/ Wired].&lt;br /&gt;
&lt;br /&gt;
In 2015 Briel Computers closed its doors and stopped accepting orders as Vince had a career change and had little time left for the hobby business.&lt;br /&gt;
&lt;br /&gt;
In September 2017, Henry from ReActiveMicro contacted Vince about reproducing his kits and projects for sale to help supply the current Community demand.  Vince was more than happy to see his project live on and supplied ReActiveMicro with all the files needed to start production.&lt;br /&gt;
&lt;br /&gt;
==Versions==&lt;br /&gt;
ReActiveMicro started producing Replica 1 Plus v1.0 in November of 2017.  This version can be easily identified by the &amp;quot;Distributed By: ReactiveMicro.com&amp;quot; marking under the &amp;quot;replica 1&amp;quot; name in the middle top of the board.  This version is a direct reproduction with no other edit or changes made.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:Replica_One_Plus_-_v1.0.0_-1-Wiki.jpg|Replica 1 Plus v1.0 from ReActiveMicro&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Here are some past versions of the Replica 1 board by Briel Computers.&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:Rep.1-IMG_20140527_152945_153-Wiki.jpg|Replica 1 Plus, Revision 0.&lt;br /&gt;
File:R110-Wiki.jpg|Replica 1 Ten, Limited Edition.&lt;br /&gt;
File:R110_kit-wiki.jpg|Replica 1 Ten kit, Limited Edition.&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==CPU==&lt;br /&gt;
The Replica 1 normally comes with a 6502 CPU.  The newer 65C02 can be used, however there is no benefit and the newer OpCodes will not be used unless the user calls them directly.  This however is not &amp;quot;standard&amp;quot; and other 02 compatible software would not use the C02.&lt;br /&gt;
&lt;br /&gt;
There were some bug fixes in the C02 CPU.  Software could be written that exploited these bugs in the old CPU, however none are known.  All of the known Apple 1 software should work fine on the C02 CPU.&lt;br /&gt;
&lt;br /&gt;
To identify which CPU you have installed on your Replica 1 look at U1 located on the lower left of the PCB.  If the letter &amp;quot;C&amp;quot; is in the middle of the part number then it&#039;s a 65C02 CPU and not a 6502 CPU.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=250px heights=200&amp;gt;&lt;br /&gt;
File:ReplicaOne-CPU.jpg|Replica 1 CPU Location&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Applesoft BASIC==&lt;br /&gt;
BASIC comes in ROM. Be sure the &amp;quot;ROM SEL&amp;quot; jumper is ON to select Applesoft. Then type &amp;quot;E000R&amp;quot; and hitting the Enter key. If it fails to run then press you Caps Lock, Control, Alt, etc keys then retype and press Enter. Some keyboard don&#039;t play well with the Replica 1 and pressing these extra keys can sometimes reset the keyboard to better sync to the Replica 1.&lt;br /&gt;
&lt;br /&gt;
==Krusader Assembler==&lt;br /&gt;
[http://school.anhb.uwa.edu.au/personalpages/kwessen/apple1/Krusader.htm KRUSADER] is a program written to allow assembly language development on the Replica 1.  It is included with the current distribution from ReActiveMicro within the Integer ROM selection.  Be sure the &amp;quot;ROM SEL&amp;quot; jumper is OFF to select Integer.  Then type &amp;quot;F000R&amp;quot; at the prompt and press Enter to start Krusader. If it fails to run then press you Caps Lock, Control, Alt, etc keys then retype and press Enter. Some keyboard don&#039;t play well with the Replica 1 and pressing these extra keys can sometimes reset the keyboard to better sync to the Replica 1.&lt;br /&gt;
&lt;br /&gt;
== Learning 6502 Machine Code ==&lt;br /&gt;
The following article is a walkthrough that teaches you how to design and enter a program into memory from scratch using only the Apple 1 monitor.  It is a good way to understand the coding experience of Apple 1 owners in the late 1970s.&lt;br /&gt;
&lt;br /&gt;
https://github.com/erangell/VCFEast2019/blob/master/LearnToProgramAnApple1.pdf&lt;br /&gt;
&lt;br /&gt;
[[Category:Hardware]]&lt;br /&gt;
[[Category:Apple]]&lt;br /&gt;
[[Category:ReActiveMicro Projects]]&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5688</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5688"/>
		<updated>2021-03-07T14:18:03Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Software */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit mono audio digitization using the Sound Shop software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, fade in/out, adjust parameters after recording, and play the recording in reverse.  HyperStudio GS software allowed sounds to be triggered as events on cards in user-created stacks, as well as during certain system events, such as startup of GS/OS.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
Note: Digitization has been tested using the &amp;quot;speaker&amp;quot; microphone provided with HyperStudio GS, and a line level audio connection.  Standard non-amplified microphones do not provide enough voltage for the audio to be detected by the board.&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReActiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.  The following manual and disk images are for HyperStudio GS version 2.1, which was used to test the board using GS/OS.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&amp;lt;div class=&amp;quot;new_window&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=150px heights=80&amp;gt;&lt;br /&gt;
File:PDF_ICON.svg|User Manual|link=https://www.whatisthe2gs.apple2.org.za/files/Hyperstudio31/Manual/HyperStudio.pdf&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Program disk|link=https://wiki.reactivemicro.com/images/9/90/HYPERSTUDIO_GS.po&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Sounds disk|link=https://wiki.reactivemicro.com/images/5/5f/HS.SOUNDS.po&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Art disk|link=https://wiki.reactivemicro.com/images/e/ef/HS.ART.po&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Demo disk|link=https://wiki.reactivemicro.com/images/7/7d/HS.DEMO.po&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5687</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5687"/>
		<updated>2021-03-07T14:15:25Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Software */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit mono audio digitization using the Sound Shop software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, fade in/out, adjust parameters after recording, and play the recording in reverse.  HyperStudio GS software allowed sounds to be triggered as events on cards in user-created stacks, as well as during certain system events, such as startup of GS/OS.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
Note: Digitization has been tested using the &amp;quot;speaker&amp;quot; microphone provided with HyperStudio GS, and a line level audio connection.  Standard non-amplified microphones do not provide enough voltage for the audio to be detected by the board.&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReActiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.  The following manual and disk images are for HyperStudio GS version 2.1, which was used to test the board using GS/OS.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&amp;lt;div class=&amp;quot;new_window&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=150px heights=80&amp;gt;&lt;br /&gt;
File:PDF_ICON.svg|User Manual|link=https://www.whatisthe2gs.apple2.org.za/files/Hyperstudio31/Manual/HyperStudio.pdf&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Program disk|link=https://wiki.reactivemicro.com/File:HYPERSTUDIO_GS.po&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Sounds disk|link=https://wiki.reactivemicro.com/File:HS_SOUNDS.po&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Art disk|link=https://wiki.reactivemicro.com/File:HS_ART.po&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Demo disk|link=https://wiki.reactivemicro.com/File:HS_DEMO.po&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5686</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5686"/>
		<updated>2021-03-07T14:12:42Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Software */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit mono audio digitization using the Sound Shop software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, fade in/out, adjust parameters after recording, and play the recording in reverse.  HyperStudio GS software allowed sounds to be triggered as events on cards in user-created stacks, as well as during certain system events, such as startup of GS/OS.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
Note: Digitization has been tested using the &amp;quot;speaker&amp;quot; microphone provided with HyperStudio GS, and a line level audio connection.  Standard non-amplified microphones do not provide enough voltage for the audio to be detected by the board.&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReActiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.  The following manual and disk images are for HyperStudio GS version 2.1, which was used to test the board using GS/OS.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&amp;lt;div class=&amp;quot;new_window&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;gallery class=&amp;quot;center&amp;quot; widths=150px heights=80&amp;gt;&lt;br /&gt;
File:PDF_ICON.svg|User Manual |link=https://wiki.reactivemicro.com/File:HyperStudio.pdf&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Program disk|link=https://wiki.reactivemicro.com/File:HYPERSTUDIO_GS.po&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Sounds disk|link=https://wiki.reactivemicro.com/File:HS_SOUNDS.po&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Art disk|link=https://wiki.reactivemicro.com/File:HS_ART.po&lt;br /&gt;
File:Floppy_Icon_312.svg|HyperStudio GS 2.1 Demo disk|link=https://wiki.reactivemicro.com/File:HS_DEMO.po&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:HS.DEMO.po&amp;diff=5685</id>
		<title>File:HS.DEMO.po</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:HS.DEMO.po&amp;diff=5685"/>
		<updated>2021-03-07T14:02:17Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Hyperstudio GS 2.1 Demo disk&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
Hyperstudio GS 2.1 Demo disk&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:HS.ART.po&amp;diff=5684</id>
		<title>File:HS.ART.po</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:HS.ART.po&amp;diff=5684"/>
		<updated>2021-03-07T14:01:44Z</updated>

		<summary type="html">&lt;p&gt;Erangell: HyperStudio GS 2.1 Art disk&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
HyperStudio GS 2.1 Art disk&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:HS.SOUNDS.po&amp;diff=5683</id>
		<title>File:HS.SOUNDS.po</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:HS.SOUNDS.po&amp;diff=5683"/>
		<updated>2021-03-07T14:00:55Z</updated>

		<summary type="html">&lt;p&gt;Erangell: HyperStudio GS 2.1 Sounds disk&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
HyperStudio GS 2.1 Sounds disk&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:HYPERSTUDIO_GS.po&amp;diff=5682</id>
		<title>File:HYPERSTUDIO GS.po</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:HYPERSTUDIO_GS.po&amp;diff=5682"/>
		<updated>2021-03-07T13:59:21Z</updated>

		<summary type="html">&lt;p&gt;Erangell: HyperstudioGS 2.1 Program Disk&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
HyperstudioGS 2.1 Program Disk&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5681</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5681"/>
		<updated>2021-03-07T13:43:08Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Features */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit mono audio digitization using the Sound Shop software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, fade in/out, adjust parameters after recording, and play the recording in reverse.  HyperStudio GS software allowed sounds to be triggered as events on cards in user-created stacks, as well as during certain system events, such as startup of GS/OS.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
Note: Digitization has been tested using the &amp;quot;speaker&amp;quot; microphone provided with HyperStudio GS, and a line level audio connection.  Standard non-amplified microphones do not provide enough voltage for the audio to be detected by the board.&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReActiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5680</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5680"/>
		<updated>2021-03-07T13:41:18Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Design */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit mono audio digitization using the Sound Shop software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.  HyperStudio GS software allowed sounds to be triggered as events on cards in user-created stacks, as well as during certain system events, such as startup of GS/OS.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
Note: Digitization has been tested using the &amp;quot;speaker&amp;quot; microphone provided with HyperStudio GS, and a line level audio connection.  Standard non-amplified microphones do not provide enough voltage for the audio to be detected by the board.&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReActiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5679</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5679"/>
		<updated>2021-03-07T13:39:25Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Design */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit mono audio digitization using the Sound Shop software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.  HyperStudio GS software allowed sounds to be triggered as events on cards in user-created stacks, as well as during certain system events, such as startup of GS/OS.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
Note: Digitization has been tested using the &amp;quot;speaker&amp;quot; microphone provided with HyperStudio GS, and a line level audio connection.  Standard non-amplified microphones do not provide enough voltage for the audio to be detected by the board.&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReactiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5678</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5678"/>
		<updated>2021-03-07T13:38:37Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Features */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit mono audio digitization using the Sound Shop software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.  HyperStudio GS software allowed sounds to be triggered as events on cards in user-created stacks, as well as during certain system events, such as startup of GS/OS.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
Note: Digitization has been tested using the &amp;quot;speaker&amp;quot; microphone provided with HyperStudio GS, and a line level audio connection.  Standard non-amplified microphones do not provide enough voltage for the audio to be detected by the board.&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReactiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5677</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5677"/>
		<updated>2021-03-07T13:34:34Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Features */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using the Sound Shop software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.  HyperStudio GS software allowed sounds to be triggered as events on cards in user-created stacks, as well as during certain system events, such as startup of GS/OS.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReactiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5676</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5676"/>
		<updated>2021-03-07T13:30:22Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* History */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReactiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5675</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5675"/>
		<updated>2021-03-07T13:29:53Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* History */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|left|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReactiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5674</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5674"/>
		<updated>2021-03-07T13:29:34Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* History */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReactiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5673</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5673"/>
		<updated>2021-03-07T13:29:03Z</updated>

		<summary type="html">&lt;p&gt;Erangell: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReactiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  &lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5672</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5672"/>
		<updated>2021-03-07T13:28:23Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Design */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReactiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas.  [https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5671</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5671"/>
		<updated>2021-03-07T13:27:28Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Design */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.  Please contact ReactiveMicro if you would be interested in a modern version of this product.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5670</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5670"/>
		<updated>2021-03-07T13:25:12Z</updated>

		<summary type="html">&lt;p&gt;Erangell: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|600|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|600|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5669</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5669"/>
		<updated>2021-03-07T13:24:31Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Features */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
The following video demonstrates the board and software:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5668</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5668"/>
		<updated>2021-03-07T13:23:05Z</updated>

		<summary type="html">&lt;p&gt;Erangell: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  A modern version of HyperStudio for the Mac is available from Software MacKiev. [https://www.mackiev.com/hyperstudio/index.html]&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
Here is a demo of the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5667</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5667"/>
		<updated>2021-03-07T13:19:11Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Features */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  &lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
Here is a demo of the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5666</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5666"/>
		<updated>2021-03-07T13:18:08Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* History */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  &lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017.  This video segment starts around 41:54.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5665</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5665"/>
		<updated>2021-03-07T13:16:40Z</updated>

		<summary type="html">&lt;p&gt;Erangell: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  &lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}} Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
The Hyperstudio User Manual has details about installation of the board and use of the Sound Shop software for audio digitization.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5664</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5664"/>
		<updated>2021-03-07T13:13:40Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Features */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
==Features==&lt;br /&gt;
&lt;br /&gt;
The board provided 8 bit audio digitization using software provided with HyperStudio GS.  Files were saved with a file type of &amp;quot;SND&amp;quot;.  The software allowed the user to modify the bitrate for recording, set a threshhold for audio detection before recording, adjust parameters after recording, and play the recording in reverse.&lt;br /&gt;
&lt;br /&gt;
Modern sound cards for the //gs such as Manila Gear&#039;s 2Sonic and 4Sonic provide similar recording capabilities.&lt;br /&gt;
&lt;br /&gt;
Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5663</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5663"/>
		<updated>2021-03-07T13:09:42Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* History */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
==History==&lt;br /&gt;
&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5662</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5662"/>
		<updated>2021-03-07T13:08:08Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* History */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==History==&lt;br /&gt;
&lt;br /&gt;
Roger Wagner discussed the history of the creation of the board in his keynote address at KansasFest 2017:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5661</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5661"/>
		<updated>2021-03-07T13:05:22Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Design */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
Front: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Back: [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|600px|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5660</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5660"/>
		<updated>2021-03-07T13:04:20Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Design */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Design==&lt;br /&gt;
The board was designed to be mounted to the rear of the Apple //gs without occupying a slot.  A backplane allowed the 1/8&amp;quot; audio jack to be accessible from outside the computer.  The jack contained a switch to detect whether an audio source was plugged in or not.  The cables from the card connected to the 7 pin J25 audio connector on the motherboard, and the fan connection on the motherboard.  Pass through connectors on the card allowed the audio and fan signals to pass through to any devices previously connected to the motherboard connectors.&lt;br /&gt;
&lt;br /&gt;
[[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] Front [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]] Back&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5659</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5659"/>
		<updated>2021-03-07T12:57:13Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Kit Assembly */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
I usually have a section like this for users to read about the basics of the parts or any pitfalls to look out for. I mostly just copy from other pages since the code is already done and pics already uploaded.&lt;br /&gt;
&lt;br /&gt;
[[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]] [[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5658</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5658"/>
		<updated>2021-03-07T12:56:37Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Kit Assembly */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
I usually have a section like this for users to read about the basics of the parts or any pitfalls to look out for. I mostly just copy from other pages since the code is already done and pics already uploaded.&lt;br /&gt;
&lt;br /&gt;
[[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View][[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|400px|Back of board]]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5657</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5657"/>
		<updated>2021-03-07T12:55:45Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Kit Assembly */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
I usually have a section like this for users to read about the basics of the parts or any pitfalls to look out for. I mostly just copy from other pages since the code is already done and pics already uploaded.&lt;br /&gt;
&lt;br /&gt;
[[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|400px|Front View]]&lt;br /&gt;
&lt;br /&gt;
[[File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg|200px|Back of board]]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg&amp;diff=5656</id>
		<title>File:RWP HyperStudioGS AudioDigitizerCard Board.jpg</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:RWP_HyperStudioGS_AudioDigitizerCard_Board.jpg&amp;diff=5656"/>
		<updated>2021-03-07T12:54:05Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Back of HyperstudioGS Audio Digitizer Board by Roger Wagner Publishing&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
Back of HyperstudioGS Audio Digitizer Board by Roger Wagner Publishing&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5655</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5655"/>
		<updated>2021-03-07T12:51:38Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Kit Assembly */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
I usually have a section like this for users to read about the basics of the parts or any pitfalls to look out for. I mostly just copy from other pages since the code is already done and pics already uploaded.&lt;br /&gt;
&lt;br /&gt;
[[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|200px|Front View]]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5654</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5654"/>
		<updated>2021-03-07T12:48:26Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Kit Assembly */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
I usually have a section like this for users to read about the basics of the parts or any pitfalls to look out for. I mostly just copy from other pages since the code is already done and pics already uploaded.&lt;br /&gt;
&lt;br /&gt;
[[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg|Front View]]&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5653</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5653"/>
		<updated>2021-03-07T12:46:45Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* Kit Assembly */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
I usually have a section like this for users to read about the basics of the parts or any pitfalls to look out for. I mostly just copy from other pages since the code is already done and pics already uploaded.&lt;br /&gt;
&lt;br /&gt;
[[File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg]] Front View&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg&amp;diff=5652</id>
		<title>File:RWP HyperStudioGS AudioDigitizerCard Front.jpg</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=File:RWP_HyperStudioGS_AudioDigitizerCard_Front.jpg&amp;diff=5652"/>
		<updated>2021-03-07T12:45:04Z</updated>

		<summary type="html">&lt;p&gt;Erangell: Front View of HyperStudio GS Audio Digitizer board from Roger Wagner Publishing&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
Front View of HyperStudio GS Audio Digitizer board from Roger Wagner Publishing&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5650</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5650"/>
		<updated>2021-03-02T16:00:34Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* History */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame}}&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
I usually have a section like this for users to read about the basics of the parts or any pitfalls to look out for. I mostly just copy from other pages since the code is already done and pics already uploaded.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
	<entry>
		<id>http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5649</id>
		<title>HyperStudio GS 8-bit Mono Audio Digitizer</title>
		<link rel="alternate" type="text/html" href="http://wiki.reactivemicro.com/index.php?title=HyperStudio_GS_8-bit_Mono_Audio_Digitizer&amp;diff=5649"/>
		<updated>2021-03-02T15:59:13Z</updated>

		<summary type="html">&lt;p&gt;Erangell: /* History */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Here is usually the thumbnail code for the page&#039;s pic. I&#039;ll have to check for one online. I&#039;m sure there are some we can reuse. If not we can work on reusing one of you pics or I can add one when I get stock produced and I can take a pic in my camera box.&lt;br /&gt;
&lt;br /&gt;
This is usually the introduction and some brief text about the item.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==History ==&lt;br /&gt;
Roger Wagner Publishing created HyperStudio GS [https://en.wikipedia.org/wiki/HyperStudio] in 1989, as a product that would combine the Hypercard interface of the Mac with the multimedia capabilities of the Apple ][gs.  The software included a digitizer board for capturing 8-bit mono audio from an external microphone provided with the software.  Here is a demo of how the board and software worked:&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|m_jZoQkbnbA|400|center|Demo of HyperStudio Digitizer Card|frame&lt;br /&gt;
&lt;br /&gt;
==Reviews==&lt;br /&gt;
I&#039;ll link to the video here. We can change the header to be whatever is the best name.&lt;br /&gt;
&lt;br /&gt;
{{#ev:youtube|D-yC7NMic0Q|400|center|KFEST 2017: Roger Wagner Keynote|frame|start=2514}}&lt;br /&gt;
Starts about 41:54 in.&lt;br /&gt;
&lt;br /&gt;
[[File: HyperstudioDigitizerPrototype.jpg|link=https://scontent-lga3-1.xx.fbcdn.net/v/t1.0-9/13227147_10156868577870371_8743447519385208029_n.jpg?_nc_cat=101&amp;amp;ccb=3&amp;amp;_nc_sid=dbeb18&amp;amp;_nc_ohc=pEO-ucTyngEAX99VF9e&amp;amp;_nc_ht=scontent-lga3-1.xx&amp;amp;oh=67156ae746029caf4d299c6af50a99a1&amp;amp;oe=6065C2AC|Prototype constructed by David Klimas]]&lt;br /&gt;
Prototype constructed by David Klimas&lt;br /&gt;
&lt;br /&gt;
[https://www.facebook.com/groups/5251478676/permalink/10154899482948677/ Discussion thread on Apple II Enthusiasts:]&lt;br /&gt;
&lt;br /&gt;
==Kit Assembly==&lt;br /&gt;
I usually have a section like this for users to read about the basics of the parts or any pitfalls to look out for. I mostly just copy from other pages since the code is already done and pics already uploaded.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Software==&lt;br /&gt;
We can upload the software or test files and link from there. I reuse code for icons and just change the paths as needed. You should get the basic idea of how things work now. Steal code from other pages if want. &amp;quot;Edit&amp;quot; button if your friend. And remember, the current config I have between my servers can mean a file upload might take up to an hour to propagate and become active. Working on that also.&lt;/div&gt;</summary>
		<author><name>Erangell</name></author>
	</entry>
</feed>