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Heinrich Rudolf Hertz was a German physicist who first conclusively proved the existence of the electromagnetic waves
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Heinrich Hertz. Heinrich Hertz, in full Heinrich Rudolf Hertz, German physicist who showed that Scottish physicist James Clerk Maxwell's theory of electromagnetism was correct and that light and heat are electromagnetic radiations.
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G Marconi's sent the first wireless communication over open sea in 1887. Alternating Current
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Marconi sent the first wireless communication over open sea in 1887.
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Nikola Tesla was the inventor that developed the Tesla coil, induction coil was widely used in radio, It is used to produce high-voltage, low current, high frequency alternating-current electricity.
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Nikola Tesla was the inventor that developed the Tesla Coil, Induction was coil widely used in radio
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The First transatlantic message from the US was in 1903, when a Marconi build station sent a message all the way from Massachusetts to the UK. Reliable communication across the Atlantic would not be established for several more years
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The Audion Tube was invented in 1906 it was essential the very first amplifier to help push waves to longer distances by providing energy to the signal.
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RF is best known for his pioneering work developing radio technology, including the foundations of amplitude modulation (AM) radio.
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KDKA in Pittsburgh was the first radio station in the US in 1920.
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In 1922- WEAF first broadcast aired for an apartment complex on the Queensboro Corporation advertising a new apartment complex in Jackson Heights, Queens, charging $50. The previous way to make money on the radio was to get people to buy the actual radio
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In 1927, the Federal Radio Commission was created to help clean up station broadcast chaos. The Commission was created to regulate radio use "as the public interest, convenience, or necessity" requires.
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Radio became an escape for people to be entertained, while the great depression and war was going on - the family would sit around and listen to the radio together, much how like people watch tv today.
