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  The first original theatre piece in America that conforms to the modern conception of a musical, is geerally considered The Black Crook which premiered inNew York on September 12,1866
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  Musicals were established by the works of Gilbert and Sullivan in Britain and those of Harrigan and Hart in America.
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  The first musical was called black crook and it was written by Charles M.
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  The first sent and received radio signal was in 1895
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  An italian inventor by the name of marconi was the first to use the radio and sent and received signals
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  Roberto Landell de Mour, an Brazillian priest was the first to transmit his human voice wirelessly for a distance of approximately 5.0 miles. This event also help lead to the making of cell phones.
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  Julio Cervera Baviera made or developed radio in spain around 1902
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  Lee De Forest created the audion tube, a vacuum tube that amplified signals.
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  Reginald Fessenden, a Canadian inventor, actually came up with the idea for the audion tube but he didnt make it into the history books for that invention.
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  On June 1912 Marconi opened the worlds first purpose built radio factory at New Street Works in Chelmsford, England.
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  Radio station KDKA in Pittsburgh, Pennsylvania, was the first radio station to recieve its license and go on the air as the first US commercial broadcating station
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  The first station to recieve a commercial license was WBZ, which was then in Springfield, Massachusetts
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  The first college football radio broadcasting was of a West Virginia vs. Pittsburgh football game.
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  FM radio was patented by inventor Edwin H. Armstrong. FM uses frequency modulation of the radio wasve to reduce static and interference from electrical equipment and the atmosphere.
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  The Regency company introduced a pocket transister radio in 1954 called the TR-1.