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Marconi
He was an italian inventor.
He was proclaimed as the first person to send and recieve the first radio signal.
There is a lot of speculation that he really was the first man to do such a thing. -
Audion Tube
Lee De Frost created the tube. Borrowed the idea for the tube. And the tube is a vaccum tube that amplified the signals. -
First song on radio
a short program from Brant Rock. Was played for christmas. O Holy Night played on viollin. -
First Radio Station Starts
It was originally called the 8XK but was later renamed to KDKA.
It was created by Frank Conrod. Broadcasting in Pittsburg Pennsylvania. -
Amplitude Modulation
Measured from 535 KHz to 1605 KHz. Radio first wave lengths. Its now used for talk radio. -
Uncle Charlie
It was crated by anyone who was on a radio station.
Anyone could do it from their basement. -
the Dawn of Advertising.
It was used to get the raid station money. Was first aired by WEAF for an apartment complex. It was only 10 minutes and charged $50 -
FRC
It was established because Uncle Charlie stations were too popular.
Organized licensing of transmitters. Signed raido station signals and call letters. -
Call Letters
Used to differentiate radio stations. W is for staions located East of the Mississippi River, K is for West of the Mississippi River. -
The Golden Age
Radio was most popular because of the war and great depression.
It ran from the 30's to the 40's. It featured shows such as Superman and Little Orphan Annie. -
Radio Demise
The TV was invented and ads went to the TV's instead of the Radios.
Radios lost money. TV will do what the Car did to the Horse. -
Radio Progression
Major Edwin Armstrong invented the FM transmitter. It created better sound qualities. Listeners were forced to by new radio systems. -
Frequency Modulation
Created by Edwin Armstrong. Meaured from 88 to 108 MHz. Used for music radios today. -
First Tracks on Radio
Played on Radio Caroline. Song was Not Faded Away by the Rolling Stones. Often misreported as Can't Buy Me Love by The Beatles.
