Feedback

For other uses, including Audio feedback, see Feedback (disambiguation)

Types of feedback

Main articles: Negative feedback, Positive feedback

Related Topics:
Negative feedback - Positive feedback

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Feedback may be negative, which tends to reduce output, (but in amplifiers, stabilises and linearises operation), or positive, which tends to increase output.

Related Topics:
Negative - Positive

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Systems which include feedback are prone to hunting, which is oscillation of output resulting from improperly tuned inputs of first positive then negative feedback. Audio feedback typifies this form of oscillation.

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