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Marconi send first radio signal known as the creator of the radio. There are others who think Marconi didnt send the
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In 1906 an man named Lee De Forest created the Audion Tube when he borrowed the idea from a vaccum made by Reginald Fessenden.
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In 1920 the first radio station, 8XK later named KDKA was made by Frank Conrad. Soon others bought radio stations for there independent purposes these guys were called Uncle Chariles. Although Uncle Chariles intervene with other stations and caused the creation of the FCC
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In 1922 the radio had it's first advertisment which was 10 minutes long for an apartment comercail and it cost 50 dollars
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In the 1930s through 40s the great depreesion had begun and the one thing that made people happy was the radio the radio had soap operas on the radio station. This caused a boom in the radio industry
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In 1935 Edwin Armstrong invented the FM transmitter. Thsi invention intergrated the radio by putting better sound quaility and better waves
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In the 1950 people started leaving the radio to wacth televison since they could see what everything is like adn the radio just had voices
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Radio now had a big competitor and they need to fix it so instead of soap operas they started playing music on the radio.
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In 1988 The founders of XM Lon Levin and Gary Parsons created the American Mobile Satellite Corporation (AMSC) and started working on a commerical free station they came from a sattalite
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In 1990 two other men known as Martine Rothblatt, David Margolese and Robert Briskman found a sattailte and started working on a sattalite radio
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Steve Harvey started a radio show that brought love jokes and fun to the radio it aired in the moring
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In 2008 Siruis and XM combined to make SirusXM
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