Music – Instruments
Patent
1980-02-20
1981-04-28
Witkowski, S. J.
Music
Instruments
84 124, 84DIG2, G10H 130, G10H 700
Patent
active
042638291
ABSTRACT:
An electronic musical instrument is of a type in which a particular note tone and tones corresponding to the remaining notes among depressed keys are alternately and repeatedly produced in accordance with tone production timing signals having a predetermined period. The tone production timing signals are produced by frequency dividing tempo pulses generated from a tempo pulse oscillator. An alternate production control is conducted by gating alternately signal of the particular note tone and signals of other tones and delivering to a sound system. The period of the tone production timing signals can be controlled by a circuit which detects depression of plural keys.
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patent: 3549778 (1970-12-01), Munch, Jr.
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patent: 3910150 (1975-10-01), Deutsch et al.
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patent: 4192211 (1980-03-01), Yamaga et al.
patent: 4192212 (1980-03-01), Yamaga et al.
Imamura Akio
Kaneko Makoto
Nippon Gakki Seizo Kabushiki Kaisha
Witkowski S. J.
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