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1850 the phonautograph was invited.
The first successful attempt to record sound signals was achieved in the late 1850s by Edouard-Leon Scott de Martinville who invented the first sound transcription device, called the phonautograph. -
in 1925 some Record Players were in some Markets.
In 1925, electric record players were introduced to the market. -
the first portable transistor radio in 1954
the first portable transistor radio debuted in 1954. Called the Regency TR -1 radio, this device was available in a variety of colors and featured an analog tuner. -
in 1962 was the first transistorized stereo system that ran on A/C power.
However, in 1962 the KLH Model 11,, developed by Henry Kloss, was the first transistorized stereo system that ran on A/C power. -
The first attempts at taking recorded music outside home in 1965
Among the first attempts at taking recorded music outside of the home for personal use was in 1965 with 8- track tapes that are played back in the car -
IN 1999 was made the first MP3
In 1999 was made the first Hard-Drive based MP3 player. -
In 2004-2005 MP3 became smaller
In 2004-2005 MP3 became smaller and smaller (IPod Mini, Nano, Shuffle). -
In 2007-2008 the IPod Touch came out
2007-2008 IPod Touch, incorporate applications and touch screen. -
500 GB in 2010
These players have higher capacities as of 2010 ranging up to 500 GB. -
IPad 2 in 2011
In March 11 2011 The IPad 2 came out from Apple.
