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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Irem M82 conversions

34 802

GadgetFreak

Any PGM Conversion info out there?

159 4,848

RGB

Conversions Irem M72 on M81 (R-Type, Air Duel, etc.)

9 +5 268

frsj8112

Repair Log: Snow Bros PCB Audio (PX4460 removal/alternative)

9 299

skate323k137

Irem M92/M107 conversions: all sound ROMs decrypted

119 +10 4,349

twistedsymphony

Super System 22 conversions

2 77

Darksoft

Jaleco Mega System 32 Cart Problem (Desert War)

9 167

stj

Released: Gaelco Conversions. Squash or Thunder Hoop into Biomechanical Toy

39 +2 1,297

Darksoft

TMNT 2 Conversion Guide

14 +12 517

CoolFox

Black Tiger/Dragon - Name that IC

52 776

rewrite

Capcom ZN-2 refresh rate?

  • sammargh
  • stj
7 151

stj

Street Fighter EX2 to EX2 Plus Conversion - Possible?

  • yavuzg
  • pzlate
7 196

pzlate

Konami 5k Sound Pot replacement?

1 87

skate323k137

Labels for PGM Carts?

1 +1 73

Derick2k

Irem M84 Conversions

21 +1 642

Darksoft

Irem M72 no MCU conversions

20 +12 679

Apocalypse

Sega System 16B Golden Axe Conversion Guide

10 +6 247

donluca

Namco System 12 Conversions Possible?

10 +1 372

twistedsymphony

System C2 Conversions

42 +7 1,396

waiwainl

Sega System C2 conversions: all games patched

2 +5 210

mikejmoffitt