Music – Instruments
Patent
1975-06-19
1977-06-07
Witkowski, Stanley J.
Music
Instruments
84 127, 84423, 84433, 84DIG7, 200DIG1, 340365C, 361300, G10H 102
Patent
active
040275698
ABSTRACT:
A keyboard of an electronic musical instrument incorporates a plurality of variable capacitors, one for each key, with one conductor of each capacitor being connected for movement with an individual key of the keyboard toward and away from the other conductor, so as to vary the capacitance of the capacitor in accordance with the force with which the key is depressed.
REFERENCES:
patent: 2873637 (1959-02-01), Herold
patent: 2878708 (1959-03-01), Hanert
patent: 3643041 (1972-02-01), Jackson
patent: 3715447 (1973-02-01), Ohno
William H. Hayt, Jr., Engineering Electromagnetics, Second Edition, Copywright 1958, 1967 by McGraw-Hill, Inc., pp. 118-133.
Luce David A.
Marchese Anthony
Norlin Music, Inc.
Witkowski Stanley J.
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