A second 12-inch woofer extends low-frequency depth. Here they were being driven by tubed gear from Italy’s Pathos Acoustics: the Synapse Reference Stereo Preamplifier ($27K) and the Adrenalin ...

Feliks Audio is one of the few boutique brands from Poland making serious noise in the Head-Fi scene. They specialize in ...

The Dynaco ST-70 is one of the most popular tube amplifiers ever. First released in 1959, it's still sought after by hi-fi enthusiasts today.

Zappa put two distinct setups to the test to see if listeners could truly tell the difference between tube amps and their digital counterparts ...

Blackstar Amplification has unveiled its next-generation of digital guitar amps and promises that the ID:X is the “most natural-sounding modelling amp on the market today”. It goes without saying that ...

Guitars “He wanted something that was a bit more heavier, had a bit more compression to it, a bit more gain”: Laney celebrates Black Sabbath's final show with a limited edition Black Country Customs ...

4 killed, 14 hurt in Chicago mass shooting: 'Absolute chaos' Two men and two women were killed, all in their 20s, police said.

Extensive numerical analysis has demonstrated that a terahertz (H-band) sheet beam traveling-wave tube (TWT) amplifier circuit, composed of a staggered double g ...

We present the experimental demonstration of a traveling-wave tube (TWT) power amplifier operating in the W-band (75-110 GHz) frequency range. The device is based on a serpentine waveguide (SWG) ...