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phonograph
Thomas Edison invented the "Talking Machine" called the phonograph. -
creation of radio
Guglielmo Marconi built the first successful radio. It was mainly used for war propaganda -
beginning
In the early 1920s, radios operated on batteries, but around 1928, the first electric radio became available. -
Golden age of the Radios
This year saw built-in electromagnetic speakers, built in antennas, portable radios and cheap personal radios. -
stereo
Alan Bluemlein creates the first stereo -
lowkey
The radio was becoming less popular due to television reaching a new peak. -
made of plastic
due to WWII limiting resources, radios began to be made of plastic, and were in almost every room -
Circuit
in 1960, the first integrated circuit was developed in Texas. -
Compact audio cassette
The first compact audio cassette was released by the Phillips Company -
8 track tapes
During the mid 60s and 70s, 8 Track Tapes became very popular. It was a trial and error product, due to the original designs being too bulky. -
miniaturization
In the 70s, the idea to make radios into miniature models sprouted. They were cheap, small and usually consists of 3 styles; a promotion event, vacuum tube and or a small toy. -
the walkman
the Walkman was the first personal musical player, released by Sony. -
talk radio
During the peak of talk radio, sports talk on the radio was big in the 1980s and also included broadcasting of sports. -
Cassette tapes
cassette tapes and compact disks passed the phonograph in popularity -
MP3
the MP3 eliminated any other need for other medias to get music
