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April 1, 2024
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Timeline pic #1
Создана
Brittanie
⟶ Обновлено 17 сен 2017 ⟶
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Периоды
Hertz dectected radio waves
First wireless telegraphy system
First radio station & First international broadcasting station
First Network was created
Radio's revenue increased from WWII
Communications Act of 1934
War of the Worlds
FM had been developed by Armstrong
Specialized fromats for radio emerge
FM radio emerges to the public
NPC (National Public Radio is founded
Telecommunications Act of 1996
Radio is affected by the 2008 recession
Copper Hewitt museum opened