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The first international transmission of a signal was performed in an experiment by David Edward Hughes
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In 1894 Guglielmo Marconi built the first commercial successful wireless telegraphy based on airborne Hertzian waves.
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Marconi wins the Nobel Peace prize
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Marconi opens the worlds first purpose-built radio factory
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The First radio news program was aired
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Single sideband and frequency modulation are invented
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In 1947 AT&T introduced the mobile telephone service but only 3 people in each city could make calls at once
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Regency introduces a pocket transistor radio
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VOR systems are used for aircraft navigation
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The mobile cellphone is invented
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The GPS is created
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Malamud launches the internet talk radio
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CRB decided to have a $500 minimum fee per station
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CRB makes webcasters pay the same $500 fee
