Pacman / MsPacman Sync Buss Controller card.
Direct replacement for the original card or NV285 custom chip.
I recommend a 28 pin carrier socket (not included) between the header and the main board to prevent damage to...
Nine wide Schmitt trigger buffer, open drain outputs, inverting
Common failure point on the Rottendog 326 MPU board. Be sure to buy a spare or two to have on hand. Very hard to find obsolete IC.
Tron & Discs of Tron Optical Encoder PCB
New reproduction of original design. Direct fit, no modifications needed.
PCB is slightly smaller than original. IC's are socketed for easy replacment.
Replaces Midway PN...