General Jamma and pre-Jamma

This is the right Forum if you have any project for converting General Jamma Boards or Pre-Jamma boards.

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Threads

Topic Replies Likes Views Last Reply

Pinned How to tell the difference between Irem M72, M81, M82, M84, and M85 Hardware

22 +12 4,802

Retro Arcade 562

Anyone ever had this problem on a Psikyo SH2 board (Strikers 1999)

3 128

ArcSys101

TMNT PCB Sound Issues

15 +1 428

djsheep

Sony COH-2000 Arcade Target Box​ Atari dev board for the ZN1 arcade platform

5 +2 350

CoolFox

Irem M84 Conversions

107 +1 7,575

Hammy

Konami GX Conversions?

16 1,362

y2jdmbfan

CPS2 video flickering

7 114

mathewbeall

MK3 Daughter board on a Wolf Unit PCB

8 +1 341

psykom1

Does this sega bloxeed contain "suicide battery"?

4 147

PekArcadeGamer

Games that don't have Attract Mode during Free Play

22 +1 996

twistedsymphony

Sega System 16B Golden Axe Conversion Guide

14 +8 1,998

chacal231077

Seibu SP1 battery

0 76

PANA Custom Long supergun edge connector

8 287

DarthMig

Question about -5 voltage on astro city

35 1,265

tiff_lee

Namco NB-1 conversion to Nebula’s Ray

83 14,345

Derick2k

Bad Dudes

10 426

Derick2k

CABAL Trackball to Joystick conversion

3 +2 194

xtrasmiley

Did I get ripped off on this Charlie Ninja PCB?

28 989

xtrasmiley

Cadillacs and dinasours pcb

8 239

euphoria

Need diode help for these hacked kick harnesses

3 247

Derick2k

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