Amplifiers – Hum or noise or distortion bucking introduced into signal...
Patent
1986-02-06
1987-08-04
Mullins, James B.
Amplifiers
Hum or noise or distortion bucking introduced into signal...
330129, 330279, 330304, 455233, 455238, H03G 320
Patent
active
046848991
ABSTRACT:
Low frequency amplifier, mainly for use in motor vehicles, of the type comprising an equalizing device and a device for compensating ambient noise, characterized in that the equalizing device (1a) is a fixed-correction-type device placed downstream of the controlled-gain amplifier (2) having the task of compensating the ambient noise.
REFERENCES:
patent: 4380824 (1983-04-01), Inoue
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