This category is for sites that are related to the science and study of audio and video electronics. It is not for sites that manufacture or sell audio and video equipment. Sites that manufacture or sell audio and video equipment should be listed in the appropriate category elsewhere in the directory.
A non-profit site specializing in headphones and headphone listening. The HeadWize library contains articles, essays, projects and technical papers. There are also link lists and a headphone FAQ.
Everything you needed to know about the shiny little disc including movie reviews, region codes and widescreen explained.
Contains schematics, circuit analysis design and theory of circuit boards.
HDTV consumer resource center.
Facts, questions and answers, and definitions about flat panel displays.
Information on valve, valve amp and vintage radio.
Professional and commercial interest society.
Reference site for all electronics applications. Tutorials on power supplies, testing, audio, microphones, amplifiers, motor control, basic electronics, lasers, radios, digital electronics, and robotics.
Active forum for exchange of tube audio ideas and technology.
Extensive list of links and topics on vacuum tube audio applications, projects, theory, and design. Boasts a "world's largest" tube audio links section.