• tesla

    tesla
    begin construction of the tesla. by 1895 lost money and was never built. we never finished it.
  • marconi

    marconi
    an Italian inventor who sent and received the first radio signal in 1895
  • lee de forest

    lee de forest
    in 1906 lee d forest created the audio tube, a vacuum tube that amplified signals
  • kdka

    kdka
    IN 1920 LATER NAMED KDKA ,STILL BROAD CAST TODAY .AND MILLIONS OF PEOPLE EVRY DAY LISTEN TO THEM.
  • WEAP

    WEAP
    in 1922 WEAF aired a 10min commercial or toll broadcast for an apartment charging 50$
  • Uncle Charlie

    Uncle Charlie
    Uncle Charlie was to popular and established FRC in 1927 Organized the licensing of transmitters
  • radio demise

    radio demise
    as popularity grew advertisers went to t.v.
    Radio lost money, and radio shows jumped ship
  • Period: to

    GOLDEN ERA!!!!

    Family medium
    the entire family enjoying it together listening to show like superman,64 dollar question, etc.
    in the late 30's when radio shows ended because of t.v. music had filled the void and it became very popular .
  • MUSIC!!!!!!

    MUSIC!!!!!!
    music filled the void
    live concerts
    record etc.
  • radio progression

    radio progression
    Major Edwin Armstrong invented the FM transmitter, which made for a stronger signal and higher qualities
  • U.S ARMY

    U.S ARMY
    In 1994 the army launched a aggressive project to construct a software radio.This could become a different radio on the fly.
  • historical moments

    historical moments
    Radio and the Phonograph have enabled us, for the first time in history, to broadcast some of the most important historical moments to the world appreciate the horror he felt witnessing the event something which has virtually Watch the movie inspired by one of the greatest radio broadcasts of all time!