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Created Radio in 1895
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Marconi slowly began to extend the distance of his wireless system and in 1899 a first link was set up to cross the English Channel between an existing station in England and a station set up at France
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back then you could run your own radio station
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He was aware that detectors used in the receivers were a weak link in receiving equipment and than gave his assistant the experiment that was strong and that worked. the diode valve was then discovered
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Lee De Forest created a tube that could amplified signals.
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Helped warn people about the shipwreck through radio
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Still around and broadcast from Pittsburg, Pennsylvania
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Commercials were aired for 10 minutes and charged for $50
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One company had set up a broadcasting station in Pittsburgh. This was very successfully received and rebroadcast in Britain.
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establish radio frequency, call letters, and power limits
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TV were first made in the 30s and everyone started to use one, radio started to lose itself but music saved the radio
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Provided an escape for people, everyone listened to it, provides something the whole family can enjoy
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Edwin Armstrong made a breakthrough In 1934 he brought his idea to RCA, Then in 1939 he used his own money to finance a station to prove that the system worked.
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During October in 1957 Russia had launched the first satellite into orbit
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launch of Telstar was a huge impact on satellite development. On July 23,1962 it was used to make the first TV transmissions
