Definitions for "Automatic Frequency Control"
Keywords:  afc, tune, drift, circuitry, oscillator
A circuit that can automatically control a signal's frequency.
Similar to Automatic Fine Tune (AFT). A circuit that keeps a receiver in tune with the wanted transmission.
AFC - In frequency modulated (fm) signal processing, a scheme for automatic tuning of circuitry to input signal. Often used to correct for drift in conventionally tuned B129circuits.