History of Radio Timeline

  • Radio Origins

    Radio Origins

    Heinrich Hertz proves you could transmit and receive electric waves wirelessly
  • Advancing Radio Communication

    Advancing Radio Communication

    Guglielmo Marconi discovered he could strengthen a signal by using a higher antenna
  • First Transatlantic Message

    First Transatlantic Message

    Marconi made the first transatlantic message from Ireland to Newfoundland, Canada.
  • The Audion Tube Is invented

    The Audion Tube Is invented

    The first amplifier was built to help push waves further by giving more power to the signals. Lee de Forest perfected and got the credit for completing and putting into use the Tube, but Reginald Fessenden originally created it.
  • Radio is further developed

    Radio is further developed

    Radios were used by the Navy and used for weather reports,concerts, and lectures
  • The First Radio Station

    The First Radio Station

    Pittsburgh becomes home to the first radio station, KDKA, in the United States.
  • The First Radio Commercial

    The First Radio Commercial

    WEAF does a 10-minute broadcast for an apartment complex for $50. This led to radio stations charging for promotions.