history of radio

By Pauline tchuente
  • first radio

    first radio

    Marconi the Italian iventor,sent and recieved the first radio signal.
  • the audian tube

    the audian tube

    in 1906, lee defrorest created the first audian tube. its widly believed that canadian inventor, reginald fessenden, came up with the idea.
  • radio station

    radio station

    the first radio station was created in 1920 and was called KDKA.
  • first "comercial"

    first "comercial"

    in 1922,WEAF aired the first "comercial" or toll brodcast for an appartment complex for $50.
  • FRC established

    FRC established

    in 1927 companies where angry because uncle charly was becoming to popular. so they started the
  • golden era

    golden era

    the 1930's to 1940's where the golden