2 layers

Cable Detector module
mukhtarsafarofff/Cable-Detector-module
Ca3130 BiMOS Op-amp based Cable Detector module
12 parts
Open-source boards designed in KiCad by mukhtarsafarofff on GitHub, from 1 repository. A board’s address here is its repository’s there.

mukhtarsafarofff/Cable-Detector-module
Ca3130 BiMOS Op-amp based Cable Detector module