2 layers45 × 45 mm

Fiberaudio-108
islandcontroller/fiberaudio-108
A low-cost USB audio interface with S/PDIF optical output, based on the Cmedia CM108 ASIC.
43 parts29
KiCad boards from 1 GitHub repository tagged “usb-audio-interface”, the most starred first; open any of them in PCBKit.

islandcontroller/fiberaudio-108
A low-cost USB audio interface with S/PDIF optical output, based on the Cmedia CM108 ASIC.