If you ever wanted to build your own tube amplifier but you were intimidated by working with high voltages, [Marcel]’s low-voltage tube amp design might spark your interest. The design operates ...

Steve Morse is also a fan, but he’s conceded there is one thing ... For that reason, while Morse owns a Kemper, he’s sticking ...

There’s a mystique in audiophile circles about tube amplifiers. They can have a very nice sound which is attributed to their even-harmonic distortion, but they are often portrayed as requiring ...