Radio history

By Jorge olivera
  • The beginning

    The beginning

    Heinrich Hertz proved you could transmit and receive electric waves wirelessly. Experimented in the 1880’s with sending transmission.

  • when Guglielmo Marconi was considered the inventor of radio

    Marconi had a huge breakthrough in 1885 when he discovered he could sent the signal a greater range by raising the height of the antenna
  • FIRST transatlantic message

    FIRST transatlantic message

    Marconi send FIRST transatlantic message from Ireland to Newfoundland, Canada in 1901.
  • The audion tube

    The audion tube

    The AUDION tube - invented in 1906 - it is essentially the very first amplifier to help push waves further and further by providing power to the signal

  • first radio station

    KDKA (1020) in Pittsburgh becomes the very first radio station in the US in 1920 - still in operation today. They would also play music out of phonograph.
  • WEAF

    WEAF

    1922 - WEAF aired a 10 minute broadcast for an apartment complex charging $50
  • golden age

    golden age

    Radio became an escape for people to be entertained - the family would sit around and listen to the radio together, much like people watch tv today