Tone control

Details Tone control Tone control

1982-06-02

1984-01-03

Isen, F. W.

Music

Instruments

84 116, G10H 300

Patent

active

044236549

ABSTRACT:
This invention discloses a tone control for an electromagnetic pick-up for a stringed musical instrument wherein the electromagnetic pick-up comprises at least a pair of coils and a magnet, comprising means for gradually switching the mutual connection between the coils from parallel to series or vice versa, the switching means comprising at least a ganged pair of rheostats of high rated resistance wherein at one extreme of travel of the sliding members of the ganged potentiometers the coils are connected in parallel and at the other extreme they are connected in series, and at intermediate positions a combination of parallel and series connection output components is outputted.

REFERENCES:
patent: 2897709 (1959-08-01), McCarty et al.
patent: 3472943 (1969-10-01), Kawabata et al.
patent: 3483303 (1969-12-01), Warner
patent: 3742113 (1973-06-01), Cohen
patent: 3915048 (1975-10-01), Stich
patent: 4164163 (1979-08-01), Rhodes
patent: 4188849 (1980-02-01), Rickard
patent: 4222301 (1980-09-01), Valdez

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