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 volt ...

[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 ...

Discover a creative way to amplify your smartphone's sound with this easy DIY project. Learn how to repurpose a stethoscope and plastic bottles to build a homemade phone speaker amplifier. Follow step ...

Inspired by many months of hours-long load shedding in South Africa, [JGJMatt] decided to make a portable speaker that can play tunes for hours on a single charge and even charge off the integrated ...

DIY stereo speakers are a popular project, but they often turn out a boring color with the same black speaker cloth that you'd find on any other speaker. Boost your speaker game with these DIY ...

First it was Personal Computers (PCs), then it was telecommunications, and now it is happening to the audiophile world: technology has shattered the cost vs. performance ratio for key pieces of audio ...

Not much detail here, but some creative soul squeezed a Fender amp into an old cigar box. Although not entirely practical, it’s a fine example of a good way to re-use something you’d otherwise discard ...

If you're looking for a super-cheap way to squeeze some extra performance out of your guitar amp, this simple and inexpensive hack can help you turn something like a thrift store printer stand into a ...