Talk:ProDev DDT: Difference between revisions

Revision as of 22:00, 25 July 2023

Please post your support questions here and ReActiveMicro or someone from the Community will be glad to assist you!

Here is a pic of the top silk layer with all the location markings and values.

Parts list and locations

Capacitors

C1 10 25v small green bulb
C6 471 flat brown
C14 *7501 brown bulb
C16 & C18 221 flat brown x2
C19 22uf 50v electrolytic can
All other C positions: 104 tantalum cap x12

Resistors

R4 & R10 Brown Black Brown 100 ohms x2
R9 Brown Black Red 1k
All other R positions: Brown Black Orange 10k x7

Other

Q1 2N3904 Transistor (Not needed for IIgs version) DDT1 DM74S287N DDT2 DM74S571N

Questions

Is there a build instructions somewhere? The technical folder includes photo of a required wire... This should be called out elsewhere somehow because I had no idea it was necessary from looking at the main wiki page.

@@ Line 23: / Line 23: @@
 ===Other===
 Q1 2N3904 Transistor (Not needed for IIgs version)
+DDT1 DM74S287N
+DDT2 DM74S571N
 ==Questions==
-Please provide the markings for the DDT1 and DDT2 chips.
+Is there a build instructions somewhere? The technical folder includes photo of a required wire... This should be called out elsewhere somehow because I had no idea it was necessary from looking at the main wiki page.
-My (non-RM) kit came with DM74S571N & DM74S287N and I am not sure which goes where.