Production of detuning effects in an electronic musical instrume

Details Production of detuning effects in an electronic musical instrume Production of detuning effects in an electronic musical instrume

1980-08-28

1982-08-03

Truhe, J. V.

Music

Instruments

84 125, 84DIG4, G10H 102

Patent

active

043422470

ABSTRACT:
A detuning control circuit is provided for producing a pitch variation effect in an electronic musical instrument. The instrument includes at least one integrated circuit tone generator chip having at least one tone generator and a detuning circuit responsive to a predetermined detuning control signal for detuning the signals produced by the tone generator. The detuning control circuit comprises a detuning control signalling circuit for producing a predetermined detuning control signal and for selectively applying the predetermined detuning control signal to the detuning circuit of the tone generator chip so as to produce a predetermined pitch variation effect.

REFERENCES:
patent: 3828109 (1974-08-01), Morez
patent: 4186637 (1980-02-01), Swain et al.
patent: 4189972 (1980-02-01), Yamada et al.
patent: 4196651 (1980-04-01), Ippolito et al.
patent: 4215616 (1980-08-01), Gross
patent: 4242935 (1981-01-01), Peterson et al.
patent: 4262575 (1981-04-01), Bean

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