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First sent and recieved radio signal
Inventor Marconi sent the first radio signal -
Audion Tube
Lee de forest was credited for the invention of the audioon tube -
Radio stations
Radio stations began in 1920 -
advertisements
Radio advertisements began and where about 50$ for 10 minutes -
FRC
the FRC was established because of the popularity of "uncle charlies" -
"Golden Era"
Radio provided an escape for the people who were suffering through the great deppresion -
Music
Music debuts on radio and basically saves the radio from the TV