system 11

Hey, everyone. Just stumbled upon this forum, and looking forward to learning a lot. Mostly out of impulse and curiosity, I just purchased a Tekken 2 arcade PCB from an online store I use frequently. They've been around for a while and are well-established, but this is the first time I've seen...

Hi everyone! I finally got my first arcade over the weekend. It was advertised as the PCB not working. Upon first inspection there were a handful of things that clearly looked wrong (A couple missing 100uf caps on the Sony board, bridged pins on one of the ICs). I replaced the missing caps and...

Hello everyone, Could anyone help me identify this potentiometer or at least a data sheet? It is rusting so I’m looking to replace it. Pictures below. I’ll also include some before and afters of cleaning it. Because why not?