loop gain

Noun
  1. (telecommunication) the gain of a feedback amplifier or system as a function of how much output is fed back to the input (synset 105118548)
    "if the loop gain is too great the system may go into oscillation"
    referred to in: telecom, telecommunication - (often plural) systems used in transmitting messages over a distance electronically
    is a type of: amplification, gain - the amount of increase in signal power or voltage or current expressed as the ratio of output to input

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