[Simon] wrote in to tell us about a headphone tube amp that he just built. It is based on schematics at diyaudioprojects.com that were actually featured on Hackaday in the past. [Simon’s] design adds ...

A lot of headphones today come with volume control built in on the wire. If your headphones didn't, though, you can craft your own with a few basic, salvagable electronics. There are actually two ways ...

Reader Dan G. finds listening to his MP3 player an unsatisfying experience due to variable hearing loss. He writes: You’ve told a reader who’s deaf in one ear how to rip his tunes in mono, but I’ve ...

Korg officially introduced its line of DIY music gear under the Nu:Tekt name in September. Even before it announced the NTS-1 synth, the company had showed off two other devices: a headphone amp and ...