See also:
- Audio Nirvana - Devoted to high fidelity with special attention to vintage equipment and tube equipment. Topics include news, reviews, tweaks, gallery, articles, auditions, links. English and Spanish options.
- Audiophile 2000 - HiFi and music guide including equipment and music reviews, and related links.
- Audiotools.com - Collects information on past and present models of Hi-Fi and recording equipment along with links to, history and contact information for companies and individuals active in the field.
- BlueFi - Includes news and reviews. Plus a forum, polls and user feedback.
- Ensoniq - an MSN Group - Offers a hub for exchanging information and swapping patches. Includes registration details.
- HighFidelity.tk - Offers news and reviews, classifieds, and discussion forum.
- Kenwood L-07D Direct Drive Turntable - Unofficial site that focuses on this quartz PLL direct drive turntable developed in the 1970's. Learn more about technical specifications, history, photo gallery, parts and supplies.
- Naks.com - A thorough unofficial resource for Nakamichi tape decks.
- Roger Russell and McIntosh - Roger was former Director of Acoustic Research for McIntosh Labs. Offers information and photos of McIntosh equipment.
- Scruff & Audio Research - Tribute to Audio Research Corporation (ARC) SP tube preamplifiers. Photos and description of SP-2, SP-3, SP-6, SP-8 preamps. Information about tubes, line conditioners and related topics.
- The Analog Dept. - System gallery, online user manuals and maintenance information on Thorens turntables.
- The Classic Speaker - Support for acoustic research, repair and upgrade information, discussion forum, and links.
- The Quad ESL - Reference source on this classic electrostatic loudspeaker.
- ZeroGain - Offers several discussion forums, articles, news and photos. Includes registration details.