Thursday, February 7, 2019

Radio Essay example -- essays research papers

RadioRadio renders Americas second national aggregative medium after magazines-99% of Americans homes have radios-95% of Americans cars have radios-40% of Americans listen to the radio surrounded by 6 am and midnight-7% of Americas bathrooms have radios in themRadio A technological Leap1835 Samuel F. B. Morse demonstrates his electromagnetic telegraph system shew 10, 1876 Alexander Graham Bell sent a message to his brother Thomas Watson with the aid of his new invention, the telephoneHeinrich Hertz experiments with radio waves that become known as Hertzian waves and leads to the development of radio broadcastingGuglielmo Marconi use Morse, Bell, and Hertz ideas to transmit waves without the aid of wiresIn 1912David Sarnoff relayed news from Nantucket Island that he original distress calls from the Titanic on his Marconi wireless device Federal disposal Polices the Airwaves Federal government decided to regulated broadcasting almost as soon as it was inventedThe Radio Act of 19 12 required licenses for people who wanted to broadcast or receive messages KDKA Launches Commercial Broadcasting October 27, 1920 the U.S. Department of employment used the powers of the Radio Act of 1912 to license KDKA as the nations first mercenary stationThe Radio Audience Expands QuicklyIn 1922 Americans spent $60 million on receiversMore than 500 stations began broa...

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