If you’re looking for a DIY amplifier project made with a minimum of parts, this is the build for you. [Rouslan] created a 70 watt class D amplifier using an ATtiny45 and just a few dollars worth of ...

A few years back, [Gio] decided to try his hand at building a couple of tube amplifiers. The first amp was more of an experiment to see how well a DIY single-ended tube amp would sound. The amp is ...

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 ...

Ok, I've looked around, but couldn't find exactly what I'm looking for. My bro. needs (wants) a cheap, fairly low quality DIY amp. He's going to be using it to run some cheap sony speakers (unpowered) ...

So, this is a pretty ingenious use of spare time. With a vacuum fluorescent display (VFD) from a VCR used as the amplifier, a crafty DIY-er was able to power a pair of headphones. We'll be honest, the ...

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 ...