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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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Retro Hardware Capacitors LISTS
sk8er000
Oct 16, 2019
5
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7
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121
Views
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Jul 12, 2021
IPD
Sticky
How to tell the difference between Irem M72, M81, M82, M84, and M85 Hardware
twistedsymphony
Jul 14, 2018
2
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22
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Oct 5, 2018
Retro Arcade 562
ANNOUNCEMENT - MMS1 - A 16 in 1 MULTI FOR JALECO MEGASYSTEM1(A) FROM CAIUS + HAMMY
Hammy
Jul 19, 2021
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108
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Sunday at 2:03 PM
Hammy
Irem M92/M107 conversions: all sound ROMs decrypted
Apocalypse
Dec 6, 2017
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152
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36K
Saturday at 4:26 PM
hardyhell
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Need Konami 573 Information - Have a Punchmania JP version and looking for Eng. version?
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Dec 25, 2018
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Friday at 7:58 PM
BeastReality
Snow Bros. 2: With New Elves region dip settings
nem
Jul 21, 2021
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57
Jul 21, 2021
nem
Thunder Hoop PCB help
zionfarm
Jul 12, 2021
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13
Views
213
Jul 14, 2021
zionfarm
N
Esp Ra De jamma grpahic glitches?PostPosted: Sun Jul 04, 2021 10:11 am
nihonmasa
Jul 8, 2021
Replies
3
Views
237
Jul 9, 2021
XtraSmiley
NeoGeo Blazing Star conversion on PROGTOP board issue, almost there [Solved]
MagicianLord77
Jul 5, 2021
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5
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180
Jul 8, 2021
MagicianLord77
Irem M82 conversions
frsj8112
Jan 21, 2018
2
3
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53
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10K
Jul 1, 2021
dave11674
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possible bad flyback
corruptedexe
Jun 30, 2021
Replies
2
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144
Jun 30, 2021
corruptedexe
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Is it possible to convert Toaplan Version 1 boards?
umjammercammy
May 16, 2019
2
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34
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6K
Jun 30, 2021
Mrhide
Jaleco Big Striker to Cybattler, Chimera Beast, or 64th Street Detective
twistedsymphony
Sep 28, 2018
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108
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17K
Jun 23, 2021
Hammy
Interest Check: Darksoft Namco System 12 Multi - unofficial
ekorz
Oct 10, 2018
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71
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11K
Jun 17, 2021
hyp36rmax
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Pulstar and Ironclad conversions help
rcboosted
Apr 6, 2021
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Jun 17, 2021
XianXi
Konami X-men 2Player to 4 or 6 player
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Apr 9, 2018
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China Gate PCB Missing Capacitors - Need Help
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Jun 14, 2021
skusuma
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Donpachi pcb jpn
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Jun 13, 2021
Ikaru
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Namco NB-1 conversion to Nebula’s Ray
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Mar 14, 2018
4
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Jun 11, 2021
Tailsnic Retroworks
System 573 Games Patched to not need Security Cart
twistedsymphony
Mar 29, 2018
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Jun 4, 2021
PlayYing
Arcade games that support an optional, unique second screen
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May 11, 2020
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May 26, 2021
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Best way of dumping un-dumped game (Ball Boy 2004)
buffi
Aug 13, 2019
2
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20
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May 25, 2021
Hammy
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