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First Radio signal
Marconi an Italian inventor sent and received the first radio signal. -
Audion Tube
Lee de Forest created the audition tube, a vacuum tube that amplifies signals. -
9XM
9XM was first experimentally licensed in 1914, began regular Morse code transmissions in 1916 -
Speech on radio
On February 17, 1919, station 9XM at the University of Wisconsin in Madison broadcast human speech to the public at large. -
The First Radio Station
The first radio broadcasting station named 8XK, later renamed KDKA
Created by Frank Conrad.
The radio show is still around til today in Pittsburgh Pennsylvania -
The Dawn of Advertising
WEAF aired a 10 minute commercial or toll for an apartment complex charging $50.00 a minute -
FCC
Federal Coommunications Comission Organize the radio industry by stopping people that have radio stations but do not advertise. -
Golden Era
In the 30's and 40's people would listen to he radio as a void and as an escape from the things tthat were going on around them like "Great Depression". -
Edwin Armstrong
In 1933, FM radio was patented by inventor Edwin H. Armstrong. -
Radio's Demise
TV makes it's appearance in the late 30's
As it's popularity grew people started advertising through television. -
Elvis Dies
Elvis was found dead in the bathroom. -
RMS Titanic (April 2, 1912)
Titanic used radio and it saved lives
