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Mozart composed his first symphony
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Marconi was the first person to recive and send the very first radio signal. A radio signal doesnt have to be music it is basically a signal transferd wiressly.
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In 1906 lee de forest created (or borrowed the idea) for the audion Tube. What this basicaly does is that this amplyfies sound to make sound louder.
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In 1909 marconi and Karl Ferdinard Braun were both awarded the nobel prize for contributions to the development of wireless telegraphy.
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In 1912 the Titanic took sail. When it sunk the captain sent a radio signal and saved a bunch of lives.
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The very first radio broadcast was in 1916. And changed everything
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Station 9XM at the University of Wisconsin in Madison broadcast human speech to the public at large.
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The very first Radio news broadcast was made. the station was named 8MK, the un licensed of WWJ (AM) in Detroit, Michigan.
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The old radio station made back in 1906 is still broadcasting today in pittsbirg, pennsylvania. The station was origannly named 8XK but was renammed KDKA.
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In 1922 a advertisment for a apartment complex went on for 10 minutes. This is how radio stations make there money. Also this was the very first commercal
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The FRC was established in 1927. What this is, is basicaly telling people, Hey you cant have your personal radio station,
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Over 2/3 of Americans had radios in there home
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In the mid 1950's Jazz was made
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Chuck berry invented rock and roll in 1955
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in 1960 sony introduced the transistorized radio. and it was small enough to fit in peopes pocket.