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Invention of the radio
Marconi sent and received the first radio signal. That started all of the radio industry, he might not actually be the one who made it -
Audion Tube
Lee De Forest created the Audion tube. Its amplifies the signal strength. which made radios more popular -
Radio Stations
People finally made stations. People made the first radio stations like KDKA , where you could hear people talk or listen to a show -
Commercials
Commercials helped make radio stations money. $50 for 10 mins, People would make lots of money for advertising -
Personal radio station
Everyone wanted their own radio station. You dint need a licences. All you needed money. -
FRC Radio
People get mad that their commercials weren't getting played to people so you would have to have a license to run a radio station -
Radio Call letter
IF you were west of the Mississippi river your station would start with a K if you were east is was a W -
Radio AM
AM frequency was used for talk shows. It was 504-1000hz .AM would be blocked by building though -
Golden Era
During the great predestination everyone wanted money so people made money off of radios -
Radios down fall
TV came out with shows and radios were less popular. People went to TVs for shows because you could see the person -
Radios Upside
Radio showed music because there were no good ways to listen to music. A jukebox was only at a restaurant. A disc player was to expense -
Radio downside
The FM frequency transmitter came out. People would have to get the FM tans meter.For a good quality but no one wanted to buy it -
Radio FM
They invented a FM transmitter. FM transmitter came out and made the quality way better for music. So People could enjoy it -
Radio AM FM
Radio showed music on FM.Talk shows on AM which made people buy a transmitter for FM. The FM frequency quality was better -
Radio VS Music Apps
Radio completes with all these apps for music. Everyone would go use the app. The app provided more.