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Mastersonic [Goodell and Swedien organ]locked

  • Hugh Davies


Electronic organ developed up to 1949 by John D. Goodell (b Omaha, NE, 30 Sept 1909; d St Paul, MN, 4 April 2004) of Minnesota Electronics in St Paul, Minnesota, and the organist Ellsworth Swedien (1905–75) of Mastersonics in Minneapolis; about 50 were constructed. Most of the instruments have five-octave manuals and a pedalboard. The sounds are generated by rotating electromagnetic toothed tone-wheels, one for each note, mounted on 12 shafts. Timbres are created from the natural overtone series by the different profiles of the electromagnetic pickups situated around each tone-wheel; an additional set of 12 tone-wheel shafts with only two pickups is used for Flute and Celeste stops that are tuned slightly sharp....

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