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Radio

Technology Timeline

By Jacobperkins
  • Telephone

    Telephone

    First telephone invented by Alexander Graham Bell
  • Experimenting with radio waves

    Experimenting with radio waves

    Nikola Tesla was the first to wirelessly transmit electromagnetic energy.
  • Radio transmitter and receivers

    Radio transmitter and receivers

    Guglielmo Marconi
  • The Brick

    The Brick

    First cell phone by Motorolla
  • Android Smartphone

    Android Smartphone

    T-Mobile G1