Provides information about early KEF speaker drive units, cabinets and crossovers and provides a forum facility for people interested in KEF speakers.

Describes current audio equipment, offers advice, and provides forums for the audiophile, with emphasis on electrostatic speakers. A Dutch site almost entirely in English.

Information page for improving the quality of your home stereo at low cost.

Sansui Electric vintage stereo receivers and amplifiers, with company history, including international and Japanese domestic markets.

Enthusiast site of equipment from SAE (Scientific Audio Electronics), including equipment from GAS, SUMO, Infinity, Transcendent Sound, Bottlehead, and Decware.

Formerly the Dual Classics Website, this site has been recently updated to include many of the other products Dual has made over the years besides turntables.

Covers Pioneer ELITE stereo amplifiers, control amps, tuners, CD players, Laser Disc players and other ELITE components prior to Home Theater.

Dedicated to the preservation of stereo equipment designed and/or manufactured by Scientific Audio Electronics.

James B. Lansing's speaker legacy includes Lansing, JBL and Altec Lansing and the superb speaker designs his companies produced, with many vintage photos.

DIY audio and electronics projects.

A site documenting research into amplifer design and sound quality, including tube and transistor circuits.

Devoted to the Marantz Quarter-A (Class A) intregrated amplifiers in the PM series with descriptions and photos.

High-End Audio site about the evolved methods of music reproduction with weblogs on various audio subjects.

A detailed overview of the vintage stereo components manufactured by Sansui, with literature and schematics illustrated.

Vintage Pioneer stereo equipment from the mid-1970s to the early 1980s, with photos and a brief description of each component.