radiohistory

By jpkka
  • Heinrich Hertz

    Heinrich Hertz

    Heinrich Hertz discovers the ability to send electricity through the air.
  • First Radio Communications

    First Radio Communications

    Guglielmelo Marconi experiments with sending messages; improved antenna in 1885, patented first radio apparatus in 1886, and sent the first message in 1887 ("are you ready")
  • Tesla Coil

    Tesla Coil

    Nikola Tesla creates a device able to harness electrical waves in the air.
  • The Audion Tube

    The Audion Tube

    Created by Reginald Fessenden and improved on by Lee de Forest, this invention helped amplify the power and distance of radio waves.
  • FRC (Federal Radio Commission)

    FRC (Federal Radio Commission)

    There became a boom in the usage of radios; in order to prevent the chaos, the FRC was created, cracking down on private "Uncle Charlie" radio stations
  • Golden Era of Radio

    Golden Era of Radio

    Beginning during The Great Depression, radio became a common past time. Radio shows diversified, from soap operas to variety shows to comedies across the radio. Ended in the 1940's; radio began to die in popularity as TV shows were created.
  • FM Radio

    FM Radio

    All of radio had been in AM, or Amplitude Modulation; this was best used to transmit human voices whilst travelling the farthest. FM radio was created by Edwin Armstrong, with FM specializing in broadcasting music. This helped radio stay relevant after the introduction of TV.