The K-502 tube amplifier kit was designed as a piece of pine that can be mounted on an amplifier although it would be more suitable to put it in a box. The K-502 tube amplifier kit was designed as a ...

NAMM 2025: Boss has launched the Waza Tube Amp Expander Core, a “streamlined” and more compact version of its feature-packed ...

Gakken's no stranger to build-it-yourself retro audio gear, and it now looks to be trying to bring some of its old school ways to your iPod with its new Vacuum Tube Amplifier kit. As you can see above ...

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 ...

Looking for a classic vintage power amplifier? The Dynaco ST 70 needs to be on your radar if you crave that classic EL34 tube sound. Not all vintage buys are wins. I hate to burst that bubble with ...

Dynaco hasn’t made equipment in decades. Yet it’s still a name most audiophiles know off-hand. That’s because the American manufacturer left an indelible legacy on the world of hi-fi, thanks in large ...