Trace Tracing to the Tunes
https://hackaday.com/2026/01/01/trace-tracing-to-the-tunes/

Some kind of continuity beeper has been a standard piece of gear since the dawn of electronics. Sure, you probably have an ohm meter, but sometimes you don’t care about …read more (https://hackaday.com/2026/01/01/trace-tracing-to-the-tunes/)