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Osram Radio Valve Type P2, by Osram Company, English, 20th Century

Inventory Number 57431

Acknowledgement: © History of Science Museum, University of Oxford, inv.57431

Item type
Object
Makers
Osram
Provenance
Presented by the Marconi Corporation.
Primary inscriptions
"MADE IN ENGLAND / P2 / PATENTED" printed on top exterior surface of bulb. "OSRAM / BVA" printed on transfer stuck onto exterior surface of valve.
Object type
Radio valve
Dimensions
Diameter: 45mm Height: 105mm
Inventory No
57431
Accession Number
2004-9/346

Description

Osram Radio Valve Type P2, in glass balloon envelope. Upon polished black bakelite? base with four steel base pins. Previously catalogued with assorted other valves.

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