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Lots of controversy have been going on about who is the inventor of radio many people think it is Guglielmo Marconi or some of the people who discovered electromagnetic waves like Michael Faraday or Heinrich Rudolf Hertz. James Clerk Maxwell writes a book stating the prediction that electromagnetic waves do exsist.
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Marconi claims to have recieved the first radio signal. Marconi starts doing more complex experiements going aboard the SS Philidelphia and getting radio signals from there as well. Marconi recieves paton for inventing the radio.
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Reginald Fessenden makes first radio udio broadcast. First clear transmission of voice and music made. First radio news broadcast founded in Detroit, Michigan.
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Commercials put into radio broadcasts for the first time. Soap Oprea's appear on radio broadcasts. FM radio was patented and made by Edwin H. Armstrong.
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First pocket radio transistor invented. Sony makes radio transsistors small enough to fit in small vest pocket, very durable radios at the time. Airctafts start having AM radio broadcasts in flights.
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TELSTAR, the first communication satellite invented. Digital radios invented when long distance telephone network converted to digital network. LORAN became premier radio navigation system.
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GPS satellite invented to help navigate. Radio signals proccessed by audio cards in personal computers. Radio program for computer topics invented and broadcasted.
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U.S army and DARPA launched successful project to make software radios. Software radios changed softwares in broadcasts. Digital transmissions applied in broadcasts.
