It’s not every day we see the results of someone putting their own spin on a vintage tube amp, but that’s exactly what [lens42] did in creating the McIntosh 217, created as a “mini” version of the ...

A conventional tube amplifier has a circuit whose fundamentals were well in place around a hundred years ago, so there are few surprises to be found in building one today. Nevertheless, building one ...

This probably sounds obvious, but audio quality is a hugely important factor in a premium-tier smartphone. In fact, audio quality is increasingly important for mid-tier phones as well. From placing ...

Our review of the 400 watt/ch AMPED 2400 Stereo Amplifier revealed bench numbers that didn’t match the claims. It delivers clean sound, but the build feels more like a DIY project than a $6K component ...