Amplifiers – Involving structure other than that of transformers per se
Patent
1978-08-03
1980-07-22
Mullins, James B.
Amplifiers
Involving structure other than that of transformers per se
330277, 330297, H03F 316
Patent
active
042142148
ABSTRACT:
A connecting cable comprising a length of coaxial cable having at one of its ends an input plug connector whose first and second input terminals are adapted to connect to the electrical output terminals of a pickup of a musical instrument, and means comprising a field effect transistor connected in the circuit of the cable and connector and housed within the connector.
REFERENCES:
patent: 2929877 (1960-03-01), Irick
patent: 3501711 (1970-03-01), Moran
patent: 3662223 (1972-05-01), Marshall
patent: 3743784 (1973-07-01), Sato
patent: 3961202 (1976-06-01), Kono et al.
Jones, "Microphone Preamp Gets Power Through Signal Cable", Electronics, Jun. 26, 1975, p. 94.
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