Definition of automatic gain control in English:

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automatic gain control

(abbreviation AGC)


A feature of certain amplifier circuits that gives a constant output over a wide range of input levels.
Example sentences
  • The microphone did not have automatic gain control.
  • Other features include automatic gain control, silence suppression and encryption.
  • Images were collected without automatic gain control in order to preserve the relative intensity of different animals' fluorescence.

For editors and proofreaders

Syllabification: au·to·mat·ic gain con·trol

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