The input circuit used in most op amps is the
A) preamp.
B) tuned RF amp.
C) common-collector.
D) differential amp.

Name: The input circuit used in most op amps is the A) preamp. B) tuned RF amp. C) common-collector. D) differential amp.
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Question

Quizplus · Accepted Answer

The input circuit used in most op amps is the differential amplifier, which is able to amplify the difference between two input voltages while rejecting any common-mode voltage. This allows for increased accuracy and rejection of noise in the overall system.

The Input Circuit Used in Most Op Amps Is the