December 20, 2009 Add as a preferred source on Google Add as a preferred source on Google If you're looking for a super-cheap way to squeeze some extra performance out of your guitar amp, this simple ...

I don't know how good they are, but you could check out the bottlehead kits. I have not heard them nor tried to build them, so I'm not much help there, but I though you might want to take a look.

Scopeboy, a.k.a. Steve Conner, builds Tesla coils, one of which can be used as a guitar amp. Here's what an electric guitar sounds like hooked up to a 250,000-volt Tesla coil amplifier: As an aside, ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Half a century ago, vacuum tubes were very common in audio ...

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 ...

If your smartphone's too quiet, you can always buy some speakers. If you'd rather keep your budget to under $1, you can make your own amplifier out of a plastic cup and two bobby pins. In addition to ...

Mobile and portable devices continue to shrink the space available for the audio system, but high-quality sound continues to be a point of differentiation for manufacturers. Ever wondered how you can ...