ColecoVision & ADAM Computer Forum

New addition to the Museum: a Coleco-made ADAM Power Supply Load Tester (P/N AP-83-C-076 REV 0, dated 1983). Plain DB-9 male, four Dale RS-10 wirewounds, two small bias resistors — that's the whole bench tool. Tech would unplug the printer power cable from the back of the ADAM, plug it onto this ...

https://www.8bitmilligames.com/product/ ... lecovision

Check out the icons that have been long hidded in ADAMcalc!!!

DDP attached.

What Coleco Proposed.

The Coleco ADAM Universal Interface (RS-232 / Parallel) — PCB X00257 REV 0

Full technical analysis now published of the engineering prototype for an unreleased Coleco peripheral that marketing called the ADAM Universal Interface — an AdamNet device exposing both a standard RS-232 serial port and a ...

A manual exists for this device but supposably there is not a known unit in existence. I wonder if we can recreate an OG or an updated version.

https://www.colecovisionadam.com/Coleco/cv_catalog/game_detail.php?slug=smurfs-rescue-artkaris
https://www.colecovisionadam.com/Coleco/cv_catalog/game_detail.php?slug=h-e-r-o-artkaris
https://www.colecovisionadam.com/Coleco/cv_catalog/game_detail.php?slug=frogger-artkaris
https://www ...

These are really cool items from Argentina even if they are bootlegs. The publisher took the time to go in and edit text in many to spanish.


Check them out online!!!
https://www.colecovisionadam.com/Coleco/cv_catalog/game_detail.php?slug=duendes-piloto-del-tiempo-smurf-rescue-timepilot

https ...

Its time to release the data and the firmware dump. Once again this would not have been possible without John of Lundy Electronics!!!

ADAM_System_Final_Test_Module_Firmware (Release).zip Screenshot 2026-03-14 194544.png Screenshot 2026-03-14 194609.png ADAM_Final_Test_Module_Documentation_v6.pdf ...