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

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

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Retro Arcade 562

Battle Garegga bootleg sound problems.

0 +1 14

Retro Hardware Capacitor LISTS

10 +5 174

sk8er000

Turtles in Time - 4P no start button

2 72

awbacon1

JAMMA Rec Room Master Xtension Alpha Cade Help

40 1,455

CharGP02A

The Definitive Guide to CPS2 Conversions

8 +10 249

xodaraP

Need a DMM that "Provides > 3.3v on diode test"

  • rewrite
  • stj
1 110

stj

coin meter

  • nonosto
  • stj
9 220

stj

Bomberman world dipswitch settings​?​

4 125

nem

Shipping an arcade monitor suggestions

  • hoagtech
  • stj
14 442

stj

Keyboard to arcade

0 69

Where can I buy/does anyone have: KOA BPR28 series current sense resistors?

2 134

rewrite

Brezzasoft Crystal System conversions

201 10,603

xtrasmiley

General Arcade Help

3 161

sheep_nova

Who speaks Japanese? I bought a broken "junk" Tatsujin

3 145

djsheep

One speaker is louder than the other Q-Sound

11 321

thegreathopper

Blast City Speaker Alternatives

8 615

ChicksOnLeashes

Gaelco squash schematics

6 305

Puuhis79

Konami X-men 2Player to 4 or 6 player

39 4,265

Mitsurugi-w

Coding in the 3DO / Konami M2 SDK - one step closer to breaking the RTC

1 +5 125

Mitsurugi-w