History of radio sonos

History of Radio

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    History of Radio

  • First radio signals sent

    First radio signals sent
    Italian inventor Marconi sent the first radio signals
  • Audion Tube invented

    Audion Tube invented
    Lee De Forest created the audion tube, a glass vaccuum tube that amplified signals.
  • First radio station

    First radio station
    Frank Conrad made the station 8XK, later renamed KDKA.
  • First radio commercial

    First radio commercial
    WEAF aired a 10-minute commercial for an apartment complex charging $50.
  • Radio shows becoming popular

    Radio shows becoming popular
    Radio shows such as Amos n Andy, Gunsmoke, Our Miss Brooks, superman, etc... were becoming very popular among people, and families would often crowd around the radio at the end of the day and listen to these types of shows.
  • The FRC was established

    The FRC was established
    The Federal Radio Commision was established due to the high amount of radio stations and to keep them from interfering with each others broadcasts. It organized the licensing of transmitters and assigned each radio station frequency's, call letters, and power limits.
  • FRC replaced with FCC

    FRC replaced with FCC
    The Federal Radio Commision was replaced with the Federal Communcications Commision.