using varactors, i.e. voltage variable reactive diodes

Full Title

Automatic frequency control; Automatic scanning over a band of frequencies > Automatic scanning over a band of frequencies > where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element > using varactors, i.e. voltage variable reactive diodes

Classification Context

Section:

ELECTRICITY

Class:

ELECTRONIC CIRCUITRY

Subclass:

TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS

Child Classifications

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• H03J 7/26 in which an automatic frequency control circuit is brought into action after the scanning action has been stopped