@sparkletron
3 boards publicly available on BoardRepo.
Public boards
picerino_sn76489
Test board and software library for SN76489 sound chip
schematicpcbbomcrystalresistorcapacitorconnector
colecovision_controller
3D printed open source controller for the Colecovision
schematicpcbbomswitchdiodeconnectormounting hole
picerino_ymz284
Test board and software library for YMZ284 sound chip
schematicpcbbomcrystalresistorcapacitorconnector