December 22, 2022 at 3:48 am Hmm, seems overly complicated when you can buy cheap blinking LED’s and they won’t keep perfect timing. Nobody has seen BigClive’s “supercomputers” I assume.

An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape. By The Big Book Of Hacks Published Jan 10, 2013 3:00 AM EST Get the ...

He builds a simple dead bug Arduino (which he calls an Audioino) using a handful of resistors, a pair of caps, an LED, a reset switch, and most importantly – an audio jack.