Summary

Diode used as a damper diode in the horizontal output stage of television receivers.
This type of valve was designed to carry a high peak current and to be able to withstand a very high peak cathode to heater voltage (5,500 V for this type).
6.3 V indirectly heated cathode.

Manufacturer: Amalgamated Wireless Valve Co., Sydney, NSW, Australia.

Physical Description

Tubular bulb with top cap with nine pin base - all glass construction. The bulb is cracked so that the getter (normally silver) has oxidised.

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