Summary

4.0 volt indirectly heated cathode, manufactured by The Edison Swan Electric Co. Ltd., England, for the British Air Ministry, 1939-1945.. CV181 twin triode. Medium mu power triode. Designed for use in the output stages of scanning circuits for use with electrostatically deflected cathode ray tubes. Originally designed for use in early television receivers, it was adopted for use in radar displays.

Physical Description

Base type: octal (brown phenolic) No. of pins in base: 8 Bulb shape: shouldered Bulb material: glass (cracked)

More Information