Compact tube amp accessory lets players carefully select their desired voltage, promising both tonal and functional results ...

There’s a mystique among both audiophiles and musicians about vacuum technology, thus having a tube amp still carries a bit of a cachet. New ones can be bought for eye-watering prices and old ...

For the electronics enthusiast a tube audio amplifier makes for an interesting and unusual project, and for that reason it’s one tackled by many. [Keri Szafir] is no exception, and she’s ...

Could this be your tube amp's secret weapon? AmpRxs latest allows you to control the voltage your tube amp is getting, ...

The feature-packed reactive load box is reimagined with a smaller footprint that's ideal for the home recording enthusiast, ...

The legendary designer is famed for founding Matchless and his early Bad Cat builds –now he’s returned to the boutique firm ...

Last year, the company opened a manufacturing operation in Davis to make, test and cure its millimeter-wave power amplifiers.

Part 5 provides spec summary of the GP/R K2-W vacuum-tube op amp and discusses measurement constraints/conditions and LTspice modeled output. The K2-W vacuum-tube op ...