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First Radio Signal
Marconi was an italian inventor who sent and received the first radio signal. In the year of 1895. No one knows wether he was the first or it was just a case of public relations meaning more popularity then other inventors -
Audion Tube
In 1906 Lee de Forest created (borrowed) this vaccum tube amplified signals. Regenald Fesseden came up with idea but for some reason he never made it to history books. Amplifier takes one signal and sends it to another -
Radio Stations
In the year of 1920 was when the first radio station was created.
8XK was the name of the station but was later changed to KDKA
The first first radio station (KDKA) was invented by Frank Concord
KDKA has been running for 93 years and still airs today out of Pittsburg, Pennslyvania -
The Dawn of Advertising
In 1922 WEAF aired a 10 minute commercial for an apartment complex
It charged $50 for 10 min. -
FRC and Uncle Charlie
Uncle Charlie is a term meaning personal radio station
So know that it was posible for people to make their own personal radio station, everyone wanted to do it and Uncle Charlie became too popular
FRC was established in 1927
It organized the liscensing of transmitters and assigned radio station frequencies, call letters, and power limts -
Call Letters
W meant East of the Mississippi River
K mean west of the Mississippi River -
Famous shows of Golden Era
There were many famous shows that appered during the Golden Era of the radio. There were shows like : Amos n Andy, Gun Smoke, The Shadow, Our Miss Brooks, Superman, Dick Tracey, and Little Orphan Annie -
AM Waves
AM Waves (amplitude modulation waves came out in 1932. They are measured by kilaherts and megaherts. The average reading for AM Waves should be 535KHz- 1605KHz -
FM Waves
FM Waves ( Frequency Modulation) changes the frequency of waves. Meaning that the sound waves move from up to down. A good reading for FM Waves should be 88-108MHz -
Golden Era
Middle of depresion and people really needed money. There was also a war and people needed something to get their mind off the war. This was when the radio saw a huge rise in popularity -
Music in the Radio Golden Era
Famous Artists like Billie Holdiay were booming in business during the radio golden era. It was the time of the Great Depression and people needed something to listen to so they can get their mind of their worries. -
Radio's Demise
T.V appears in the late 30's. People had to find a way to convert the popular shows on the radio onto the T.V.
As the popularity of television grew advertisers went to televisions too. -
Music in the Radio's Golden Era pt. 2
Huge artists like Frank Sinatra were also making a come up because of this tragic time in American history. This was the time when artists like Frank were making huge records because of the popularity of the radio and the Great Depression. -
Music in the Radio's Golden Era pt.3
Artists like Robert Johnson really put himself in the listeners feelings during the Great Deppression which allowed him to make great for everyone to listen to. -
Radio's Progression
Major Edwin Armstrong invented the FM transmitter. Talk shows on AM. Music in FM.
