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Brimar Radio Valve Type 50CD6G With Carton, by Brimar, English, Mid 20th Century

preview image for Brimar Radio Valve Type 50CD6G With Carton, by Brimar, English, Mid 20th Century
Inventory Number: 34364
Object Type:
Place Created: United Kingdom (England) Europe
Accession Number: 2004-9/253
Brief Description: Heater Beam Tetrode Radio Valve (or Tube) Type 50CD6G, in red, yellow, white and black printed cardboard carton - 'Brimar Radio Valve'. Glass valve with single steel top cap, black plastic? base, seven steel base pins, and one central black plastic? base pin. Possibly three steel pins missing. With BVA (British Radio Valve Manufacturers Association) logo stamp on valve apron.
Primary Inscriptions: "50CD6 / G" on exterior surface of bulb. "BRIMAR / B.V.A. / MADE IN ENGLAND" etched on valve base.
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Glass
steel
plastic?
assorted metals.
Cardboard
Dimensions:
Height Width Depth Diameter Unit
145 50 mm

Narratives

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