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and lenses. The keyboard controlled the combination of the various filters and disks. The variations in opacity of the painted disk and filters were picked up by a photo-electric cell controlling the pitch of a single oscillator. The instrument produced a continuous varying tone which, accompanied by
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The
Optophonic Piano generated sounds and projected revolving patterns onto a wall or ceiling by directing a bright light through a series of revolving painted glass disks (painted by Vladimir Baranoff Rossiné himself), filters,
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Vladimir
Baranoff Rossiné started working on the instrument in 1916. He performed with it at many events and places, including the
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projections was used by
Vladimir Baranoff Rossiné at exhibitions and public events.
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A hebrew website about electronic instruments mentioning the
Optophonic Piano
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History of electronic music, includes information about the
Optophonic Piano
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About the instrument from the project "120 Years of
Electronic Music"
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97:(1924). His wife used to help him in those performances.
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66:Learn how and when to remove this message
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