Evolution of the Radio by Shannon Martin

By 10002355
  • James Clerk Maxwell proves mathematically that electromagnetic waves can spread through free space.

    James Clerk Maxwell proves mathematically that electromagnetic waves can spread through free space.

  • Oliver Lodge transmitted and recieved radio waves

    Oliver Lodge transmitted and recieved radio waves

    Did this across up to 50 meters
  • Guglielmo Marconi claims first patents for radio

    Guglielmo Marconi claims first patents for radio

    Including patent 12039
  • Radio used for Morse code only

    Radio used for Morse code only

    Military use mostly
  • First radio news program broadcasted

    First radio news program broadcasted

    By station 8MK in Detroit, Michigan
  • 2ADD airs first public entertainment broadcast (concert)

    2ADD airs first public entertainment broadcast (concert)

    A Thursday night concert series that could be heard within a 100 mile radius.
  • 2ADD airs first broadcast of a sporting event

    2ADD airs first broadcast of a sporting event

  • The Regency company introduces the TR-1

    The Regency company introduces the TR-1

    150,000 sold
  • First ESPN Radio broadcast

    First ESPN Radio broadcast

    Actually happened on New Year's Day. Top story was about free agent Danny Tartabull signing with the New York Yankees
  • First concert broadcasted on Internet radio

    First concert broadcasted on Internet radio

    The band Severe Tire Damage performed in the Xerox PARC building, a researc hand development company.
  • Sirius and XM announce merger

    Sirius and XM announce merger

    Not a monopoly because of Internet radio
  • Clear Channel Radio released the first version of the iHeartRadio mobile application

    Clear Channel Radio released the first version of the iHeartRadio mobile application

    As of 2/13/15, the most recent version is 5.5.0