korean

Hello! I've got a nice looking Korean Gunbird 1 board here. I'd like to convert it to the Japanese version, as I understand that's a bit better. Do we have any knowledgeable folks that could point me at the resources I'd need to identify what would need to change? In my lack of experience, I...

I've seen inexpensive PCBs of games that were originally on the IREM M92 platform. They are single PCB, and all share a very similar design. I own 2 of these PCBs, soon to own a 3rd. They work well, but there is a little jank. I own Hook and Ninja Baseball Bat Man in this form factor. I'm...