History of the Radio

By Lizzy9384

  • Electromagnetic Theory

    Hans Christian Oersted made the idea of the magnetic field using wires and currents.

  • First Demonstation of the Wirerless Radio

    Inventor Nikolai Tesla demonstrated the wireless radio in St. Louis, Missouri
  • Broadcasted Music Program

    Broadcasted Music Program

    On Christmas Eve a program in Massachusetts was broadcasted and could by pick up from as far as Virginia.
  • Improved Radio Signal

    Improved Radio Signal

    Edwin Howard Armstrong improved the signal of the radio during WWI.
  • First Use of Radios in War

    First Use of Radios in War

    WWI is sometimes called "the first modern war" since technology like the radio was being used during the war.

  • One of the First Radio Stations

    KDKA started A broadcast and became one of the first radio stations.

  • CBS and NBC Stations

    After KDKA stated a station others would be made soon after.
  • The Creation of FM Radio

    The Creation of FM Radio

    Edwin Armstrong design the FM radio so that it would have less static than the AM radio.
  • First all-transistor radio

    First all-transistor radio

    Transistor Radio- A smaller and more mobile radio.