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Marconi
Marconi was an Italian inventor. He was the first person to send and receive a radio signal. It didn't have any voice in it. There is speculation on if he was in fact the first person but with good pr he is known as the first. -
musicians union
The musicians union where trying to get even more power. They refused to let their musicians perform on radio until new agreements where worked out. -
Audion Tube
Lee De Forest created the audion tube. It was an invention that amplified signal. It creates a bigger reach for radios. -
First time music was played on the radio
Reginald Fessenden used a synchronous rotary-spark transmitter for the first radio program broadcast Ships at sea heard a broadcast that music playing on the violin and reading a passage from the Bible. -
Radios Use on Ships
The wireless Ship Act requires all U.S ships traveling over 200 miles off the coast to be equipped with wireless radios. It helped them being able to communicate. If they needed help or anything they could use the radios. The titanic used it to broadcast there sos that helped save lots of people. -
Uncle Charlie
Uncle Charlie was a term for people that created their own personal radio stations. This made it very crowded in radio space as you might pick up the wrong station. Anybody who had money could go and buy the equipment to have a radio station. -
Radio Stations
In 1920 a station previously named 8xk, now known as KDKA started broadcasting on radios. Frank Conrad is the creator of the station. Because he couldn't have music played through he put music near the microphone to get played. -
The Dawn of Advertisments
Radio stations started having advertisements played to create money. Companys paid the station to put their advertisement so it can be presented to a larger group of people. In 1922 WEAF advertised a 10 minute commercial that charged for $50s. -
Creation of the FRC
Because of Uncle Charlie being too popular they created the FRC to organize the licensing of transmitters. They assigned radio station frequencies, call letters, and power limits. -
Golden Era
In the 30's and 40's people where in the middle of the great depression. Familys got together and used to listen to the radio. Lots of people saved up and bought radios. -
Radios Demise
Tvs started booming and tvs became more popular. Because of that advertisements went to tvs and radios started to lose lots of money. It was also hard for radio shows to convert to tv shows. -
Golden Era Shows
There where lots of great shows to listen to on the radio. A lot of them where good for familys to get togather and watch. Some famous shows are Supeman, Little Orphan Annie and $64 Dollar Question -
Radios Progression
Major Edwin Armstrong invented the FM transmitter. It made stronger signals and higher quality sounds. Talk shows where on am and music where on fm. -
Music
As Major Edwin Armstrong made the FM Radio, Music became the savior of Radio. radio began to play music on FM radio waves and did all of the talking on the AM radio waves. music was aessential for the survival of radio -
The Digital Age
Radio experimenters begin to use computers with audio cards to process radio signals and the first digital radio transmissions begin to broadcast.
