2 layers25 × 20 mm
RotaryDial2Serial
Qeteshpony/RotaryDial2Serial
Translate signals from a phone rotary dial to serial data
14 partsBSD-2-Clause
Rotary phone
1 boardsKiCad boards from 1 GitHub repository tagged “rotary-phone”, the most starred first; open any of them in PCBKit.