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Trautonium
Electronic musical instrument / From Wikipedia, the free encyclopedia
The Trautonium is an electronic synthesizer invented[1] in 1930[2] by Friedrich Trautwein in Berlin at the Musikhochschule's music and radio lab, the Rundfunkversuchstelle.[3] Soon afterwards Oskar Sala joined him, continuing development until Sala's death in 2002.
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(Telefunken Trautonium Ela T 42 (1933–35)) a production version of the Trautonium co-developed by Telefunken, Friedrich Trautwein and Oskar Sala from 1931 onwards.