4 layers96.9 × 88.1 mm

Digichiver
frindaddy/digichiver
Archival hardware/firmware for the MM54104 Digitalker chip
121 partsMIT
Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.

frindaddy/digichiver
Archival hardware/firmware for the MM54104 Digitalker chip