- Brian Moura's Home Page - Features lists of multi-channel SADC releases, both current and forthcoming.
- High Fidelity Review - DVD-Audio and SACD news and reviews.
- Quadraphonic: The Surround Sound of the Seventies - Includes history and information about the different formats, equipment, and encodings.
- QuadraphonicQuad - Information about multichannel sound, including quadraphonic, DVD-A, and SACD. Features a forum, and label histories with discographies.
- Surround Sound Discography - Listings of surround sound recordings in many recording formats and encoding systems.
- SurroundMusic.net - Features news and reviews of recordings.
