- Item type
- Object
- Provenance
- Presented by the Marconi Corporation.
- Primary inscriptions
- "M.W.T [LOGO] / MADE IN ENGLAND PATENTED" printed on transfer stuck to exterior surface of bulb. "U 33 / PC 4" printed on exterior surface of bulb.
- Object type
- Radio valve
- Dimensions
- Diameter: 35mm Height: 110mm Weight: 0.05kg
- Inventory No
- 77017
- Accession Number
- 2004-9/345
Description
Marconi Radio Valve Type U33, in vertical glass envelope, with steel top cap. Upon polished black bakelite? base with four steel base pins. Previously catalogued with assorted other valves.
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