Radio is the wireless transmission of signals, by modulation of electromagnetic waves with frequencies below those of light. Radio and radio-related sites go in this category. Sites which are appropriate here would include sites about radio shows, stations, networks, and internet stations.
American Radio Relay League
Provides educational support, technical advice and assistance to amateur radio enthusiasts. Includes general organizational information, news and features, operating activities with contests schedules and coverage, service index, and information on amateur radio.
Barry Michaels is an American radio personality. He shares his humorous behind the scenes perspective of his ongoing broadcast career as he honors those who entertained and inspired him. Includes an audio and photo collection.
Early Radio History
United States early radio history provides information about early American radio. The website covers radio articles and coverage from 1897 to 1927. You can find both primary sources and original commentary here the site will be most useful for those interested in medications history.
Marconi Calling is a digital archive of information relating to Gugliemo Marconi and his company. You can read a biography of this important technology innovator. You can also access archived Marconi messages including transmissions from the Titanic. You can also view film footage of Marconi's funeral here.
Entertaining and educational information for collectors of old time radio shows. The original and best site to visit for old-time radio (OTR) fans. Includes history, FAQ, information for people new to the hobby, program logs, audio clips, and a list of radio stations currently playing Old-Time Radio.
Offers dozens of celebrity interviews, reviews, photos, and contests.
Radio Centre is a British organization that seeks to encourage a successful commercial radio industry in the United Kingdom. The website also has interesting reports regarding audience research - advertisers may find that section particularly interesting. You can also find out about radio training here.
Provides a complete radio communication reference source. Includes a frequency database, detailed agency information, trunked radio system information, FCC License assignments and callsign maps, and more.
Provides an electronic guide to radio programming and allows users to listen to talk, music and local radio stations or shows. Search and find local radio by music genre and location.
The Radio Joint Audience Research (RAJAR) is a British project that seeks to understand and measure radio listeners in the United Kingdom by survey. You can find out about the survey's listening figures for free. You can also access more detailed statistics by becoming a subscriber.
An Australian vintage radio website containing articles, a weblog, discussion forums, restoration guides and memorabilia dealing with valve radios from as early as 1922 right up to 1965.
The W5YI is an organization that helps people who wish to engage in amateur and commercial radio. The website also has radio software to help you get the most out of your radio. The website also has a section dedicated to Morse code, an important skill for any radio operator.