Helically wound pitch-determining element for electronic musical

Electrical resistors – Mechanically variable – Musical instrument playing key actuated

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Details

84 101, 84DIG7, 338 92, 338302, H01C 900

Patent

active

039978630

ABSTRACT:
A control apparatus for determining the pitch of the sound produced by an electronic music synthesizer incorporates a conductive ribbon having a manually adjustable contact with a second conductive element, the second element comprising an elongate helically wound resistance element supported by being cemented in a groove in a base member.

REFERENCES:
patent: 3624583 (1971-11-01), Nakada
patent: 3624584 (1971-11-01), Ohno
patent: 3626350 (1971-12-01), Suzuki et al.
patent: 3699492 (1972-10-01), Yoshihara
patent: 3811030 (1974-05-01), Veach

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