Gain switching amplifier

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Details

G03B 7083

Patent

active

045112347

ABSTRACT:
A circuit for use in a temperature compensated large signal current amplifier. As utilized in one embodiment, a camera exposure control compensates film reciprocity errors with a buffer amplifier. Another embodiment of the buffer amplifier includes log compression band-gap temperature compensation.

REFERENCES:
patent: 3977011 (1976-08-01), Matsuda
patent: 4070632 (1978-01-01), Tuttle
patent: 4147991 (1979-04-01), Ijichi et al.
patent: 4264163 (1981-04-01), Hickok et al.
patent: 4376267 (1983-03-01), Chu et al.
patent: 4383749 (1983-05-01), Shinoda et al.

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