A electronic circuit that automatically regulates the oscillator to within specified parameters.
Circuitry that automatically maintains the desired frequency.
Helps keep station drift to a minimum.
An electronic circuit used whereby the frequency of an oscillator is automatically maintained within specified limits.
A circuit which automatically controls the frequency of a signal.
Automatic Frequency Control (AFC) is a method (or device) to automatically maintain a tuning of electromagnetic radiation (radio or microwave) signal to desired frequency.