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Radio stations in United States have evolved since their early twentieth-century origins. In 1920 8MK started operations in Detroit; after it, thousands of private and public radio have operated in the United States.
Radio broadcasting has been used in the United States since the early 1920s to distribute news and entertainment to a national audience. In 1923, 1 percent of U.S. households owned at least one radio receiver, while a majority did by 1931 and 75 percent did by 1937. [1] [2] It was the first electronic "mass medium" technology, and its ...
Radio broadcasting is the broadcasting of audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience. In terrestrial radio broadcasting the radio waves are broadcast by a land-based radio station, while in satellite radio the radio waves are broadcast by a satellite in Earth orbit.
An antenna farm hosting various radio antennas on Sandia Peak near Albuquerque, New Mexico, US. Radio is the technology of communicating using radio waves. [1] [2] [3] Radio waves are electromagnetic waves of frequency between 3 hertz (Hz) and 300 gigahertz (GHz). They are generated by an electronic device called a transmitter connected to an ...
The following is a list of FCC-licensed radio stations in the U.S. state of California, which can be sorted by their call signs, frequencies, cities of license, licensees, and programming formats. List of radio stations
History of radio. The early history of radio is the history of technology that produces and uses radio instruments that use radio waves. Within the timeline of radio, many people contributed theory and inventions in what became radio. Radio development began as "wireless telegraphy".
List of AM radio stations in the United States by call sign (initial letters WT–WZ) AM Stereo and Digital AM in and near the United States. List of AM-band radio station lists issued by the United States government. List of radio stations in Arizona. List of radio stations in Arkansas. List of radio stations owned by Audacy, Inc.
Pages in category "Lists of radio stations by frequency" The following 200 pages are in this category, out of approximately 335 total. This list may not reflect recent changes .