and she’s produced a stereo tube amp with a few modern features. Electrically it’s a relatively conventional single-ended design using a double triode and a power pentode for each channel.

The power amplifier section also makes use of 2P29L tubes, which have similar characteristics as far as power draw is concerned. Normally, vacuum tubes rely on a resistive heater to eject ...

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 ...

tubes, two ultralinear output transformers and one power transformer. Unlike its previous amplifiers, the Dynaco ST-70 was a ...

Headphone brand Écoute has launched a pair of headphones with a vacuum tube and amplification built-in. The headphones are £652 / $799 / AU$1,303.

Probably one of the most celebrated amplifiers ever made—the 33/303 two-box pre/power amp system from Quad—is back. The British high-end hi-fi brand is reviving the design 57 years after it ...

British Hi-Fi brand Audiolab is adding to its flagship 9000 Series with a new range-topping amplifier system consisting of the 9000Q preamplifier and 9000P stereo power amplifier. The announcement ...