Music – Instruments
Patent
1979-11-08
1981-04-14
Witkowski, Stanley J.
Music
Instruments
84 116, 84 125, G10H 300
Patent
active
042612403
ABSTRACT:
An electromagnetic pickup for stringed instruments such as a guitar includes a pickup coil that is mechanically oscillated at variable frequencies in the field of the magnetically polarized instrument strings for producing an effective tremolo output signal.
REFERENCES:
patent: 2512015 (1950-06-01), Graveez
patent: 2896491 (1959-07-01), Lover
patent: 3252368 (1966-05-01), Jeffrey et al.
patent: 3290424 (1966-12-01), Fender
patent: 3499971 (1970-03-01), Ohno
patent: 3911777 (1975-10-01), Rendell
Brice Ward, Electronic Music Circuit Guidebook, 1975, p. 15.
Castle Linval B.
Isen Forester W.
Witkowski Stanley J.
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