using beam-type tubes, e.g. magnetrons, cathode-ray tubes

Full Title

Pulse counters comprising multi-stable elements, e.g. for ternary scale, for decimal scale; Analogous frequency dividers > using beam-type tubes, e.g. magnetrons, cathode-ray tubes

Classification Context

Section:

ELECTRICITY

Class:

ELECTRONIC CIRCUITRY

Subclass:

PULSE TECHNIQUE