The First Step: Assembling a JAMMA test bench
2021年4月28日 · If you're focusing on JAMMA, I don't suppose you'll need to worry about medium resolution or vector displays. I still use a 15kHz CRT monitor (13") for my test bench, but it looks like a lot of people use converters (like a GBS-8200 or knockoff) to connect the conventional arcade outputs (analog RGB, ground, sync) to VGA to use a flatscreen ...
JAMMA 48-in-1 FAQ - Museum of the Game Forums
2006年7月30日 · I've been compiling as much info as possible on the JAMMA 48-in-1 PCB over the last few weeks. There are a bunch of threads scattered about, so here is my attempt to put it all in one spot. The problem is that the forum requires three characters to run a search. So if a poster calls it the 48 in 1 in a message, well, the BBS can't find it.
Multi-Lightgun JAMMA 6 Switcher - Museum of the Game Forums
2013年3月22日 · Yes if you get the jamma harness from therealbobroberts.com you wont need to add/bridge the +5VDC, -5VDC, and GND connections because Bob Roberts doesn't sell cheap junky stuff. You will still be cutting them though if you follow my guide Keep in mind you'll need to wire your guns directly to your cabinet's JAMMA hookup to make this all work ...
Stereo sound from jamma harness? - Museum of the Game Forums
2010年7月3日 · If you wire the cab for stereo sound from a Neo Geo MVS board then plug in a JAMMA board you will fry the audio amp chip on the JAMMA board. You MUST either use a switch and wire it as shown OR buy a JAMMA adapter to plug a JAMMA board into the MVS wired cab. Neo Geo Stereo wired board > JAMMA cab = works, but only one channel of audio.
JAMMA Adapters' Sync Compatibility | Museum of the Game ...
2011年2月10日 · JAMMA does negative composite sync. So if the non-JAMMA PCB in question puts out negative composite sync then no problem. But, am I understanding this correctly? 1) If the PCB puts out negative H sync and V sync then I simply splice the two sync wires together and then connect them through to JAMMA "P"? Or is it that I just run Horz. sync on to ...
How do I connect Jamma audio to standard speakers?
2012年3月24日 · You don't need to convert anything. Simply take the positive speaker wire from the Jamma harness, splice it in with the center conductor of the RCA (red/white) cables and splice the Jamma harness's negative wire with the RCA cables' shield. Then plug the RCA cables into your amplifier and go!
Lets see your Jamma test rigs - Museum of the Game Forums
2010年8月29日 · Pin 1 - Up - JAMMA 18 Pin 2 - Down - JAMMA 19 Pin 3 - Left - JAMMA 20 Pin 4 - Right- JAMMA 21 Pin 5 - Button B - JAMMA 23 Pin 6 - Button A - JAMMA 22 Pin 7 - Button C - JAMMA 24 Pin 8 - Ground - JAMMA 1 (or any other ground) Pin 9 - Start- JAMMA 17 I wired Coin 1, Coin 2, Test, and Service switches to the physical buttons in the break-out box.
Good Jamma 2-in-1 switchers? - Museum of the Game Forums
2011年8月9日 · Install two different JAMMA (or non-JAMMA with the use of a JAMMA Adapter) PCBs into a single JAMMA cabinet with ease! This 2-in-1 MultiJAMMA switcher board is simple to install and works with just a quick press of the button.
Idiots guide to testing voltage on JAMMA | Museum of the Game ...
2015年1月7日 · On the jamma edge connector (where you put the housing, it shouldn't completely cover the tabs). Ground on the 1st/2nd and Hot/Red on the 3rd/4th. Volt meter set to D/C, the lowest setting likely. If you get 500 or .5, adjust up/down by tens to get it right on the voltmeter.
Wiring an MGCD (JAMMA Dreamcast)... - Museum of the Game …
2010年5月14日 · It does require alterations to the JAMMA harness. I didn't want to hack or change my JAMMA harness in my Dynamo HS-5 so I bought a JAMMA extension harness to make my alterations to and to hopefully make a plug-n-play JAMMA adapter for my MGCD so it can go into and JAMMA cab that is wired for +5v, +12v, AND -5v.