Summary
VR22 triode. Probable manufacturer: A. C. Cossor Ltd., England. Manufactured for: British Air Ministry.
Medium mu small power output triode.
VR22 was the British Air Ministry designator for the Cossor type 220PA. The additional type designator 10E/7958 was the British military stores code for this valve; by 1942 the different codes used by the British services were brought together by the 'Common Valve' or CV system when this valve became the CV1022.
2 volt directly heated cathode.
Physical Description
Conical glass bulb on 4 pin European style base.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Unknown Acquisition Method from Unknown Source
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Manufactured For
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Manufacturer (Probable)
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Inscriptions
Bulb: VR22/2/10E-7958/(broad arrow)ZOKJ
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Classification
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Category
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Discipline
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Type of item
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Overall Dimensions
98 mm (Length), 41 mm (Outside Diameter)
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Keywords