Audio Research Valve Amplifier

Audio Research reveals all-new I/50 integrated valve …

https://www.whathifi.com/us/news/audio-research-reveals-all-new-i50-integrated-valve-amplifier

Audio Research – High-end audio equipment

https://audioresearch.com/

Audio Research I/50 - Smart Valve Amplifier With ...

https://www.lbtechreviews.com/news/hi-fi/smart-valve-amp-with-additional-optionsed-utbyggingsmuligheter

Just look at the new Audio Research I/50. An integrated 2 x 50 W valve amplifier that can be ordered in colours . The amplifier is built in Minnesota, and not in China, and the sound is quality assured by Warren Gehl himself, who reportedly does not release anything from the lab until the sound is as it should be in an Audio Research.

Audio Research Reference 160 S stereo valve power amplifier

https://hifiplus.com/articles/audio-research-reference-160-s-stereo-valve-power-amplifier/

The Audio Research Reference 160 S is the stereo version of the Reference 160M mono power amplifiers we reviewed in Issue 163. The 160 S is cheaper and takes up less floorspace but offers almost all the qualities of the 160 M, save the obvious channel separation that mono amps bring and a very slight reduction in ‘edge of the limits’ range and scale brought about by a shared …

Audio Research I/50 Integrated Amplifier | Audio Advisors

https://audioadvisors.com/audio-research-i-50-integrated-amplifier/

September 2021. Audio Research. The I/50 Integrated Amplifier is the first product in an all-new series from Audio Research. Functionally simple, visually engaging, and musically sublime – the I/50 takes music listening to a whole new experience.