Radio Amateur Quiz Canadian License

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Question A-002-008-009

What is an inverting op-amp circuit?

Correct Answer

An operational amplifier circuit connected such that the input and output signals are 180 degrees out of phase

Explanation

In an inverting op-amp configuration, the input signal is applied to the inverting (-) input, and the output signal is 180 degrees out of phase with the input, with gain determined by feedback resistors.

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