I've been growing restless lately, and I've been looking for my next DIY project. I just build my first set of speakers, and I would like to build a tube amp for them. I've wanted to build my own ...

[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… ...

We may have seen other homemade vacuum tubes before — we even recently featured a DIY X-ray tube — but there’s something about [jdflyback]’s tubes that really gets us going.

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.

There are great presents, and then there are truly awesome presents: this home-built vacuum tube iPod amplifier and speakers falls most definitely into the latter category. Given to Peter Redmer ...

But given the cost of hand-wired or point-to-point tube guitar amplifiers, you might wonder if building one is actually realistic. The answer is that building a hand-wired tube amp is within the reach ...

An amplifier helps optimize your car's audio system, but don't pay someone else to install it. This is an easy DIY project.

Learn how to distribute audio throughout your home with a speaker selector. We'll show you how to chose the right model, features to look for, issues to be aware of, installation basics, and more.