Manufacturer of high-performance vacuum tube audio electronics since 1970. Hand-built in the USA for music lovers and audio enthusiasts. Audio Research is celebrated for its tube amplifiers, which are built to a standard that rivals lab equipment. Their chassis often use thick metal, oversized transformers, and modular construction for serviceability. When Audio Research was founded in 1970 by Bill Johnson, he had one goal in mind: to advance the state-of-the-art in music reproduction. Today, Audio Research remains true to its roots as a performance-oriented company driven by proven philosophies and superior design. Many industry observers consider Audio Research one of the true originators of the concept of “high-end” audio.
