Promotes the use of surround sound and multi-channel audio systems. Sites includes information on how to listen to and record for 5.1 surround sound, articles of Dolby Digital, DTS and using AC-3 on CD-R discs.

A privately owned picture and electronic music studio. A composition workshop for contemporary music.

Hi-fi and Home Theater e-zines. Reviews, news, articles, tweaks, and other audiophile resources.

Offers consumer-generated product reviews, ratings, prices for brands and models.

Offers educational resources for the International sound recording community.

Focused to stereo high-fidelity, including tube audio, home theater, and especially vintage 1970s gear, even vintage TV receivers. Site offers discussion forums, help, and general information for the audio enthusiast.

Audio resource for manufacturers, forums, magazines and journals.

Audio industry, news, reviews, ratings, references, company directory, and cross reference.

Offers reviews and evaluations of headphone equipment. Includes a buyers guide.

Database of home theater information, set-up hints and buyers guides.

Home theater and audio community with product reviews.

Information on mid- to high-end universal remote controls: product reviews; message forums.

A vintage high-fidelity portal for discussing and displaying classic and vintage amplifiers, tuners, turntables such as Thorens, Quad, and pick-up arms. Also, provides a classified listings.

The music and pro-audio theme park. Features classifieds, synth site, directory, and chat.

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

Focused on vintage stereo tuners. Site includes reviews of many different tuners, provides explanations of how tuners work, explains about tube tuners, and notes alleged fraudulent online auctions.

Focuses on indoor FM antenna design and a Hafler circuit for surround sound. Also, includes a directory of related links.

Resource of information on Super Audio CD, DVD-A, DSD, Surround. Practical tips on hi-res recording and 5.1 surround.