Noise Cancelling Isn’t As Easy As You’d Think

On the face of it, producing a set of noise cancelling headphones should be a relatively straightforward project. But as [Pete Lewis] found out, things are not always as they seem. The result is a …

Ploopy Builds Open Source RP2040-Powered Headphones And You Can Too!

We’ve seen many DIY headphones projects on these fair pages over the years, but not many that are quite as DIY as the Ploopy Headphones. What makes this project interesting is the sheer depth…

Reactive Load For Amplifiers Teaches Lessons About Inductors

The sound produced by any given electric guitar is shaped not just by the instrument itself but by the amplifiers chosen to make that sound audible. Plenty of musicians swear by the warm sound of a…