Information about building speakers for DIY projects.

Concentrates on where to shop for products, but also has staff-produced buying guides. Some of the guides are links to other buying guide sites.

Comparisons and reviews written by consumers.

Consumer-generated reviews, buying tips and advice, ratings, price information, and searchable in a variety of ways from price to product type.

Physics principles, calculations, drawings, specifications, pictures, and internet resources/references. PDF version of the site available as well.

Consumer reviews on speakers.

Features select lists of stereo speaker best values based on positive media reviews and awards. Includes buying, upgrading, repairing, diy, tweaking and setup tips.

Explains types, crossovers, alternatives, shopping and installation tips.