Audio

Includes information, reviews and technical guides for equipment and accessories.

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

Support for acoustic research, repair and upgrade information, discussion forum, and links.

Several interesting sections including comparisons of MD to cassette, DAT and CD; information about MPEG Layer 3 on the net; an MD Techie Corner and an up-to-date list of the best MD prices.

Reference source on this classic electrostatic loudspeaker.

Includes information on designing and building subwoofers.

A collection of DIY Transmission Line Speaker projects.

Free video tutorials covering music production and popular music software like Reason, Live and FL Studio.

Wades Audio And Tube PageDiscussion of vacuum tube audio amplifiers and high fidelity equipment with photos and schematic diagrams.

Passive 2-way crossover spreadsheet design tool. Models allow complex speaker impedance, acoustic target shapes, series or parallel designs, and impedance compensation circuits.

Discussion forum for information, classifieds, photos, and general know-how regarding analog and modular synthesizers.

Yesterdays Jukes1950s Jukebox repairers and parts supplier, specialising in Seeburg machines.

Offers several discussion forums, articles, news and photos. Includes registration details.

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

DIY Speaker site that displays a number of non-rectangular DIY speaker projects. There are also some nice primers on how to construct curved speaker enclosures and creating crossovers.