Instead of perhaps a forgotten computer or television, his barn find was a Heathkit linear amplifier for radio amateurs. In that huge box underneath an impressive layer of grime were a pair of ...

He’s building his own linear amplifiers on what looks like sheets of MDF. This is an evolving design and the two videos after the break show two different iterations. He’s salvaged several ...

Here comes a new compact power amplifier that isn’t made in China: Pro-Ject Audio Systems’ Amp Box RS2 is made in Europe; it ...