Direct-coupled amplifier with output offset regulation

Details Direct-coupled amplifier with output offset regulation Direct-coupled amplifier with output offset regulation

1979-11-20

1981-11-17

Mullins, James B.

Amplifiers

With semiconductor amplifying device

Including differential amplifier

330259, 330260, H03F 345

Patent

active

043014216

ABSTRACT:
In a direct-coupled amplifier circuit having a first-stage differential amplifier, the junction temperatures or voltages across junctions of differential transistors in the differential amplifier are controlled in accordance with the magnitude and polarity of an output offset voltage, thereby reducing the output offset voltage.

REFERENCES:
patent: 3383614 (1968-05-01), Emmons et al.
patent: 3445777 (1969-05-01), Amodel

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