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Manual Library

Audio Research

Founded in 1970, Minnesota company Audio Research produce a range of high-end audio products and have had particular success with its highly reviewed class A vacuum tube and valve hybrid amplifiers. Current models include the Reference series which retain the trademark casework and rack mount handles.

Audio Research

Much more than a mere carriage-trade brand name, the Audio Research marque has come to represent stellar performance and lasting value for music lovers and audio enthusiasts everywhere.


Audio Research Gallery

Pre Amplifiers

Power Amplifiers



Audio Research Corporation, 3900 Annapolis Lane North, Plymouth, Minnesota USA 55447-5447


This website is not affiliated with or sponsored by Audio Research. For a list of authorised retailers please contact the company via their website. Audio Research is a trademark of that company.