- In an amplifier or system, feedback which is in phase with the input signal, thus reinforcing it. While this results in an increase in gain, an excess can destabilize amplification, and produce distortion and noise. howl may occur, for instance, if positive feedback exceeds a given threshold. Also called regenerative feedback, or regeneration (2).
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- noun comments which indicate that what has been proposed, done or made is liked by the customers
- noun a situation in which the result of a process stimulates the process which caused it