Low noise differential amplifier

Details Low noise differential amplifier Low noise differential amplifier

1977-09-23

1979-05-01

Mullins, James B.

Amplifiers

With periodic switching input-output

330 51, 330 69, 330 84, 330108, 330149, 330258, H03F 345

Patent

active

041526597

ABSTRACT:
A low noise differential amplifier circuit which requires only two operational amplifiers and which has lower noise than conventional differential amplifiers. An alternate embodiment is disclosed including circuitry for autozeroing the amplifier.

REFERENCES:
patent: 3304507 (1967-02-01), Weekes et al.
patent: 3453554 (1969-07-01), Shoemaker
patent: 3516006 (1970-06-01), Donjon
patent: 3801924 (1974-04-01), Mueller et al.
patent: 3863172 (1975-01-01), Sato et al.

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