Physics · Feedback Amplifiers

The non-linear distortion (D f ) of an amplifier with negative feedback is given by which of the following expressions (where D is the distortion without feedback, A is the open-loop gain, and β is the feedback ratio)?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

D 1 + Aβ

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The non-linear distortion (D f ) of an amplifier with negative feedback is given by which of the following expressions (where D is the distortion without feedback, A is the open-loop gain, and &beta; is the feedback ratio)?