by means of "clamp" circuit operated by switching circuit

Full Title

Details of television systems > Picture signal circuitry for video frequency region > Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level > by means of "clamp" circuit operated by switching circuit

Classification Context

Section:

ELECTRICITY

Class:

ELECTRIC COMMUNICATION TECHNIQUE

Subclass:

PICTORIAL COMMUNICATION, e.g. TELEVISION