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  2. Timeline of radio - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_radio

    The timeline of radio lists within the history of radio, the technology and events that produced instruments that use radio waves and activities that people undertook. Later, the history is dominated by programming and contents, which is closer to general history .

  3. FM broadcasting in the United States - Wikipedia

    en.wikipedia.org/wiki/FM_broadcasting_in_the...

    Therefore, in effect, the FM broadcast band comprises only FM channels 201 (88.1 MHz) through 300 (107.9 MHz). Originally, FM stations in a market were generally spaced four channels (800 kHz) apart. This spacing was developed in response to problems perceived on the original FM band, mostly due to deficiencies in receiver technology of the time.

  4. History of radio - Wikipedia

    en.wikipedia.org/wiki/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". Later radio history increasingly involves matters of broadcasting.

  5. Milestones in radio: the first half century (1895–1945). The UNESCO courier (February 1997), p. 16–21; Radio Review/Radio Listeners Guide (1925–1929), Broadcasting Yearbook (1935–2010), World Radio TV Handbook (1947–) Berg, Jerome S. The early shortwave stations: a broadcasting history through 1945 (2013) radioheritage.net

  6. Radio in the United States - Wikipedia

    en.wikipedia.org/wiki/Radio_in_the_United_States

    Sounds of change: A history of FM broadcasting in America (Univ of North Carolina Press, 2008) Terrace, Vincent. Radio's golden years: The encyclopedia of radio programs, 1930–1960 (1981) White, Llewellyn. The American Radio (University of Chicago Press, 1947)

  7. Table of years in radio - Wikipedia

    en.wikipedia.org/wiki/Table_of_years_in_radio

    View history; Tools. Tools. move to sidebar hide. ... The table of years in radio is a tabular display of all years in ... Timeline of the introduction of radio in ...

  8. FM broadcasting - Wikipedia

    en.wikipedia.org/wiki/FM_broadcasting

    FM broadcasting is a method of radio broadcasting that uses frequency modulation (FM) of the radio broadcast carrier wave. Invented in 1933 by American engineer Edwin Armstrong , wide-band FM is used worldwide to transmit high-fidelity sound over broadcast radio .

  9. List of oldest radio stations - Wikipedia

    en.wikipedia.org/wiki/List_of_oldest_radio_stations

    History of radio; Timeline of radio; History of broadcasting; AM broadcasting. Extended AM broadcast band; FM broadcasting. FM broadcasting in the USA; List of the initial commercial FM station assignments issued by the Federal Communications Commission on October 31, 1940; List of radios – List of specific models of radios; Oldest television ...