EarthQuaker Devices has launched an analogue guitar amp simulator that can be used as a preamp on your pedalboard, or as a ...

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.

It was 20 years in the making, but with the EVO100, Herman van den Dungen and Jan de Groot have created a tube phono preamplifier that can bear the PrimaLuna name with pride. And I think it will give ...

This acts as a pre-amp for the audio circuitry, coloring the sound of your music before it reaches the final amplification circuit.

Astell & Kern SP3000T review: a tube amp in your pocket The hardware is chunky and the software is clunky, but this is the best portable audio player I’ve ever heard.

Design analysis of the K2-W Vacuum Tube Op Amp’s design and operation reveals the mad science that created a commercial revolution in 1950s and 1960s analog computing.

Nail David Gilmour’s Wish You Were Here tones with Crazy Tube Circuits’ Hi Power, an amp-in-a-box drive pedal based on a Hiwatt amp and Coloursound Power Boost ...

One of my favorite pieces of hi-fi gear in the entire world is the Linear Tube Audio microZOTL MZ3 which is neither a solid-state or tube amplifier. The LTA MZ3 is a reference level headphone ...

An amplifier is the beating heart of your hi-fi system, the essential component betwixt signal source and loudspeaker(s) – whatever is lost at that point is lost forever. Conversely, whatever is ...

Danish audio component specialist Copland has announced the launch of its CTA407 flagship integrated amplifier. The new tube amplifier will feature a cleaner, simplified design that follows on from ...

Whitener, a 69-year-old self-described inventor, vintage hi-fi collector, and Led Zeppelin fanatic, bought and revived AT&T’s shuttered vacuum tube business in 1995.