Volume controller for electric musical instrument of portable ty

Details Volume controller for electric musical instrument of portable ty Volume controller for electric musical instrument of portable ty

1976-06-22

1978-03-14

Weldon, Ulysses

Music

Instruments

84 109, 84 124, G10H 102

Patent

active

040784673

ABSTRACT:
A volume controller for an electric musical instrument of portable type, in which an audio-signal transmission circuit is provided in the signal path of the electric musical instrument. The audio-signal transmission circuit includes a variable circuit element. A pendulum is provided in a casing of the electric musical instrument so as to be swung about a supporting shaft. The value of the variable circuit element is controlled in accordance with the swing of the pendulum to vary the sound volume of the electric musical instrument. A level may be provided on the casing to indicate the controlled condition of the pendulum. A stopper may be provided to tempororily stop the swing of the pendulum.

REFERENCES:
patent: 2179237 (1939-11-01), Stibitz
patent: 3042888 (1962-07-01), Park
patent: 3965790 (1976-06-01), Suzuki et al.

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