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Guglielmo Marconi
marconi was credited to be the inventor of the radio.he sent and received the first radio signal in 1895. -
audion tube
the audion tube was created or "borrowed" by lee de forest and is known as a vacuum tube that amplifies signals.
it is also widely believed that a Canadian inventor, Reginald Fessenden, actually came up with the idea, but he did not make it into the history book unfortunately -
radio stations
radio station blew up in the 1920s, and once radio shows appeared, the popularity increased tenfold. radio stations quickly became the main household entertainment for every family. -
AM waves
AM is short for for amplitude modulation 535 kHz -
FM waves
FM is short for frequency modulation 88-108 mHz -
radio advertising
in 1922, the main key to making money was advertising. radio shows advertised different companies to profit off of, and it actually worked very well. -
uncle charlie
personal radio stations in the 1920's was called uncle charlie -
FRC
because uncle charlie radio station was too popular, the FRC radio station was established in 1927. it organized the licensing of transmitters and assigned radio stations frequencies, call letters and power limits. -
golden era
radio's in the great depression were not as popular due to the fact that people were hurtin for money -
family medium
radios were very popular in every family household because they provided every kind of entertainment such as musoc, stories, and news. -
radio shows to TV
converting radio shows to tv was a bit of a problem because the people who voiced the characters didnt fit the actors voice in real acting. -
radio's demise
television made its debut in the late 30s, and once its popularity grew, advertisers went to TV. radio lost its money, radio shows decided to join the television bandwagon. -
famous shows of the golden era
shows were popular on radio stations all across the nation. shows such as: amos and andy, little orphan annie, superman, gunsmoke, ect. -
music
although radio shows had left to television, music was now being broadcasted throughout every radio in family households across america. singers like elvis Presley, and the righteous brothers were becoming increasingly popular due to the radio. -
radio's progression
once the FM transmitter was invented major Edwin armstrong, which made for a stronger signal and higher quality sound, listeners were purchase new radios. AM shows were mainly talk shows, while FM was music.
