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marconi
first radio signal sent and recieved by italian inventor marconi -
audion tube
lee de forest made the audion tube publicly known despite the fact that someone else really invented it -
kdka
first radio station was created by Frank Conrad -
dawn of advertising
a radio station first made a 1o minute ad for an apartment complex charging $50 -
FRC
first brought organization to the process where only certain people could have certain frequencies -
Period: to
golden era
the time when radio was extremely populr because had nothing to do but to listen to radio. -
FM
FM was introduced and then radio started sounding better -
demise
tv brought radio to a close because now people could watch shows and have visual content -
Period: to
MUSIC
music plays on the radio and filled the void on the radio -
talk vs music
it became known that AM would be for talk and FM would be for music -
sony
sony jumps in the game with music unlimited to compete with pandora and youtube -
google
google launches music subscription service to hear any song ad free
