Amplifiers

Audio Research's excellent KT15 'Ghost Meter' Reference power amplifiers are continuing to redefine tube power in the 2020s. The 80S stereo model is the smallest of all... but often sounds as powerful as the largest.

• Alan Sircom
• Mar 2022

The classic Leak Stereo 20 power amplifier was one of the great British icons of the early days of stereo, and it has been painstakingly brought into the 21st Century thanks to English Acoustics!

• Alan Sircom
• Mar 2022

Line Magnetic has captured the hearts of many audiophiles with its high performance valve/tube amplifiers at extremely keen prices. But are they really a great deal? Jason Kennedy thinks so.

• Jason Kennedy
• Nov 2021

Do you want some Atma-Sphere in your room? Eric Neff investigates these room warming valves!

• Eric Neff
• Jul 2021

From the Absolute Sounds/Audio Research press release:  The Reference 80S […]

• Hi-Fi+ Staff
• Jan 2021

The conrad-johnson ART27A stereo power amplifier is a somewhat peculiar […]

• Alan Sircom
• Jul 2020

“Making tubes user-friendly”; so runs the VTL tag-line. For once […]

• Roy Gregory
• May 2020

Let’s be brutally honest about high-end audio; sometimes it’s a […]

• Alan Sircom
• Mar 2020

Back in the late 1970s, when US high-end began to […]

• Alan Sircom
• Nov 2019

Zanden Audio SystemsModel 3000 MkII line preamplifier and Model 9600 […]

• Hi-Fi+ Staff
• Mar 2019

Power Amplifier of the Year: Audio Research Corporation Reference 160M […]

• Hi-Fi+ Staff
• Mar 2019

We spoke to Kazutoshi Yamada – President of Zanden Audio […]

• Alan Sircom
• Mar 2019