Collector Network - Links for Coins, Bank Notes, Cards, and Stamps Collectors.

A description of the classic "All-American" five-tube superheterodyne AC/DC AM radio circuit used in the majority of consumer receivers made in North America, from the 1930s through to the '60s. Includes a tube substitution table and a typical schematic diagram.

The "Radio and Television" subcategories, with a large collection of vintage print advertisements dating from the '20s to the '50s. Each image is scanned in color, at 72 and 150 dpi resolutions, and they give information about the source publication.

Link to the world of antique radio collecting, its activities, and the publication and products of Antique Radio Classified. Covers old radio, TV, telegraph, amateur/ham radio, high fidelity/hi-fi audio.

A site for collectors and restorers of vintage and collectable radios. On-line forums, resources, and chat, supported by a dedicated and experienced membership.

A collection of pictures of AK radios, advertisements, brochures, operating manuals, and a profile of the company founder.

Large free online resource for antique and vintage radios, with over fifty thousand pages of scanned Riders schematics, service manuals, tube cross reference, articles, and forums.

Photos, schematics, alignment data, model specs, and a directory of links for Zenith TransOceanic Long Distance radios.

Brian McAllister's restoration resources, in the form of high-resolution GIF images of service notes and schematics for many radios, audio amplifiers and preamplifiers, phonos, and tuners. He has a special section for several German radios (Grundig and Telefunken).

Do-it-yourself repair information, tube (valve) theory, and home-made test equipment, by British collector Paul Stenning.

Resource for collectors and fans of antique radios, military surplus radios, tube radios, valve radios, Collins, Atwater Kent, Hammerlund, Hallicrafters and Crossley radios. Telegraph key collections a long with stars and programs from the golden days of radio are featured.

"Ask the Zenith oracle" about the chassis and possible models between 1927 and 1949, from as little as a serial number.