Music – Instruments
Patent
1978-06-29
1979-11-13
Witkowski, Stanley J.
Music
Instruments
84 126, 84DIG9, 84DIG10, 328167, 333172, 364724, G10H 102, G10H 500
Patent
active
041739159
ABSTRACT:
A programmable dynamic filter for use with a time-shared electronic organ or the like includes a filter circuit responsive to a logical state of a control signal for tracking notes generated by the instrument. Means are provided for programming the filter independently of generated notes by selectively adjusting the pulse width of the control signal to achieve desired musical effects.
REFERENCES:
patent: 3913442 (1975-10-01), Deutsch
patent: 3974461 (1976-08-01), Luce
Kail Jack
Kransdorf Ronald J.
Norlin Industries, Inc.
Witkowski Stanley J.
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