Email this story to a friendHistory of Audio AmplifiersThe earliest forms of audio amplifiers were Valve tube amplifiers, they had their first incarnation in 1906 when an 'Audion tube' was invented by Lee De Forest, an American inventor with over 300 patents to his name. The tube amplifier was used to pick ... http://www.techtakeaway.com/music_amplifiers.php Return to History of Audio Amplifiers |
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