Radio History

By EzraTrevino20

  • Birth of Radio

    Birth of Radio
    In 1895, Guglielmo Marconi sends and recieves the first radio signal

  • Audion Tube

    Audion Tube
    In 1906, Lee De Forest created the audion tube, a vaccum size tube that amplified signals

  • Radio Stations

    Radio Stations
    In 1920, Frank Conrad created the first news/music radio called, KDKA

  • The Dawn of Advertisment

    The Dawn of Advertisment
    In 1922, WEAF aired a 10 minute commercial on their radio station

  • FRC

    FRC
    In 1927, after the over population of "Uncle Charles", the FRC was formed to stop the over population of "Uncle Charles"

  • AM Waves

    AM waves were divided between FM waves

  • FM Waves

    FM waves were to divide from AM waves

  • Radio Shows

    Radio Shows
    In the Golden Age of radio, radio had shows to bring family together

  • Radio Demise

    In the 1930, when tv was invented, shows left radio and went to tv

  • FM and AM radio

    FM and AM radio
    When radio stations lost shows, they went to music, some went to talk. So music went to FM radio because of stronger waves, and AM radio went to AM waves