At the time, iffy reliability and even more disappointing tones from many products — including several by big names like ...

However, tubes are simply inconvenient devices. Even a 12AX7 preamp tube is huge relative to a handful of transistors, tubes require weird voltages, and each and every one of them is a through ...

[Justin Scott]’s tube preamplifier is a great example, with its novel use of a pair of Nixie tubes to indicate the volume to which it has been set. The audio side of the preamp comes courtesy of ...

The former Ozzy guitarist’s tone is all about ‘70s hard-rock and the box-office hard rock and metal of the ‘80s, and this ...

Lee's newest signature Friedman unit offers decades-spanning guitar tones from the comfort of a tube-loaded preamp pedal ...

The HTA100’s glowing preamp tubes and signal meters make it the best-looking amp we’ve ever tested, too, but its eye-catching aesthetic may not appeal to everyone. This tiny integrated amp ...

Few tubes have as storied a history as the 6SN7GT originally announced in 1939 and officially registered by RCA and Sylvania in 1941; it went on to become one of the most used small amplifier tubes of ...

Ty Pendlebury has worked at CNET since 2006. He lives in New York City where he writes about streaming and home audio. Expertise Ty has worked for radio, print, and online publications, and has ...

An electronic circuit that amplifies and equalizes the analog output of the cartridge in a phonograph turntable. The output is boosted to a level equivalent to other audio sources such as tapes ...

An electronic circuit or stand-alone device that boosts microphone input. A mic preamp is used to adjust the volume of the signal sent to powered speakers or an amplifier. Unlike a phono preamp ...

Tube drivers have voted to go on strike after rejecting a pay rise that would take their salaries to £70,000 for the first time. Members of the Rail, Maritime and Transport union (RMT) voted on ...