This unassuming amplifier is the one audio upgrade that finally made my speakers sing ...

I'm researching preamp-amp matches and due to lack of information on the Internet am left with a question regarding output/input differences between balanced and unbalanced feeds. The contemplated ...

Marantz has been in the high-end audio for over 70 years and has announced the latest additions to its home theater components: the AV 20 AV Preamplifier and AMP 20 Power Amplifier. The two new models ...

Burson is also using a transistor-based amplification stage built around four Onsemi MJE15032 transistors per channel. Those ...

The long-awaited Rega Mercury and Solis preamp and power amplifier are now available from UK retailers, with global availability from early 2026. Priced at £6,950 each, they are a luxury purchase, ...

Synergy has unveiled the SYN-20IR, a tube amp head with a revolutionary design that allows players to swap preamp modules in and out, making for a fully customisable guitar amp – and this head has ...

Why you can trust What Hi-Fi? Our expert team reviews products in dedicated test rooms, to help you make the best choice for your budget. Find out more about how we test. Swiss high-end brand Nagra ...

Big-name tube amplifiers often don’t come cheap. Being the preserve of dedicated audiophiles, those delicate hi-fis put their glass components on show to tell you just how pricy they really ought to ...

A microphone preamp circuit is used to amplify a microphone’s output signal to match the input level of the devices following it in the signal chain. Matching the peaks of the microphone’s signal ...