Epinions: Audio Equipment
Consumer-generated reviews, buying tips and advice, ratings, price information, and searchable in a variety of ways from price to product type.
http://www.epinions.com/elec-Audio

Crutchfield.com Info Center
Reviews of home or auto audio systems and components.
http://www.crutchfield.com/infolib/S-6MCURCXYR4a/index.html

AM Radio Reception
Tips on how to improve your AM radio reception and related links.
http://geocities.com/richleebruce/amradio.html

AudioWeb
Searchable index of audio reviews.
http://www.audioweb.com/Review/Default.asp

GoodSound
Opinions by the operators of the site.
http://www.goodsound.com/home.shtml

Pure Digital Audio.org
Information, news and resources related to issues dealing with the quality of digital audio and video signals.
http://www.puredigitalaudio.org/home/index.shtml

ReviewCentre.com: Audio
UK hosted UK product reviews contributed unfiltered by consumers. Rankings and "best" are based on consumer reviews.
http://www.reviewcentre.com/cats9.php3

Audioholic Buying Guidelines
Advice to find products best suited for different budgets and performance expectations.
http://www.audioholics.com/buytech.htm

eBuying Guides: Where to Buy Audio Components
Concentrates on where to buy and shop for products, but also has staff-produced buying guides for over 200 products. Some of the guides are links to other buying guide sites. Accepts no payments for listings.
http://www.ebuyingguides.com/where/audio_w.htm

Popular Mechanics: Audio
Articles about audio technology including speaker reviews and car audio news.
http://www.popularmechanics.com/technology/audio/

Audio/Video Ratings
Ratings of audio and video equipment by users.
http://www.excelsis.com/1.0/catalog.php?categoryid=4

The Audio Advisor
Basic information aimed at helping consumers choose the right audio system.
http://members.tripod.com/Eli47/Page2.html

HTGuide.com
Audio video and home theater discussion forum and internet directory.
http://www.htguide.com

Surround Sound
Articles on history, basics, and trends.
http://hometheater.about.com/blsurround.htm

The Audio Research Database
Provides information about past and present products from ARC (Audio Research Corporation).
http://www.arcdb.ws

SPLBassX
Forums providing information about components, installation and general talk.
http://www.splbassx.com/

Vinyl Nirvana
Resource for owners of AR Acoustic Research turntables. Provides repairs information, history, models, and a gallery. Specific focus is on AR XA and AR XB turntable.
http://home.comcast.net/~vinylnirvana/