Learn how to make a speaker amplifier at home with our step-by-step guide! This video provides detailed instructions and tips ...

DIY guitar amp maker Robert Brenne uses unorthodox raw materials like this Ouija board to make his musical equipment.

While this op amp may actually have some utility, it is intended mainly as an educational exercise. I guarantee that if you build and experiment with this circuit, you will learn and appreciate what ...

[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] des… ...

DIY-focused Make magazine combined a little science with some elbow grease to make a stand that would boost the quality of sound produced by a basic guitar amp.

MAKE refers us to the best use of a Marlboro pack since, well, its intended one. For under $30, you can build your very own amp, complete with input and headphone jacks, right into your old box of ...

I'd like to monitor the amount of power (in watts) going into my speakers. I'm not concerned about over driving them or anything, I'm just curious how much power I'm actually using. I connected a ...

On the day mini-amps were invented, electric guitar players the world over rejoiced. No longer would they be house-bound when jamming out on their favourite guitar. It is a doubly wondrous day ind… ...

I’ve seen a few commercial and DIY tube-amp docks, but they’re expensive, uninspired or both. So I’ve come up with a version that anyone can build for about $400.