History radio

A Brief History of Radio

By lieberjon

  • Hertz

    Hertz
    Heinrich Rudolf Hertz was able to conclusively prove transmitted airborne electromagnetic waves in an experiment confirming Maxwell's theory of electromagnetism.

  • Macroni

    Macroni
    An Italian inventor by the name of Guglielmo Macroni built the world's first complete, commercially successful wireless technology system based on airborne hertzian waves (radio transmission)

  • Human Voice

    Human Voice
    A Brazilian priest named Roberto Landell De Moura transmitted human voice wirelessly for a distance of about a half mile.
    - One year after that experiment he received a patent from the Brazilian government

  • Sinking of the Unsinkable

    Sinking of the Unsinkable
    The RMS Titanic sank in the North Atlantic Ocean. After this, wireless telegraphy using spark-gap transmitters quickly became universal on large ships.

  • Regular Broadcasts

    Regular Broadcasts
    Regular wireless broadcasts for entertainment began in Argentina, pioneered by the group around Enrique Telemaco Susini, and spark gap ended.

  • Radio

    Radio
    The first radio news program was broadcast by the Detroit based station 8MK, which still survives today as an all-news format station WWJ under ownership of the CBS network.

  • FM Radio

    FM radio is patented by inventor Edwin H. Armstrong. FM radio frequency modulation of the radio to reduce static and interference from electrical equipment and the atmosphere.

  • Pocket Radio

    Pocket Radio
    The regency company introduces a pocket transistor radio, the TR-1, powered by a standard 22.5V battery

  • US Royalty Controversy

    US Royalty Controversy
    The US Congress passed the Digital Millennium Copyright Act (DMCA). One result of the DMCA is that performance royalties are to be paid for satellite radio and Internet radio broadcasts in addition to publishing royalties.

  • SoundExchange

    SoundExchange
    SoundExchange came to an agreement with certain large webcasters regarding the minimum fees that were modified by the determination of the Copyright Royalty Board. While the CRB decision imposed a $500 per station or channel minimum fee for all webcasters, certain webcasters represented through DiMA negotiated a $50,000 "cap" on those fees with SoundExchange.