Most of us learned to design circuits with schematics. But if you get to a certain level of complexity, schematics are a pain ...

Making a precision programmable current sink by floating the long-forgotten anode pin of the TL431 voltage regulator.

A fork of the NimBLE library structured for compilation with Arduino, for use with ESP32, nRF5x.

A DIY The Wrench maker has built a smart desk dustbin with an automatic iris-style lid, adding both functionality and a unique touch to a… ...