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Mullard Television Valve Type PL504 With Carton, by Mullard, Britain, 20th Century

preview image for Mullard Television Valve Type PL504 With Carton, by Mullard, Britain, 20th Century
Inventory Number: 40357
Object Type:
Place Created: United Kingdom Europe
Accession Number: 2004-9/279
Brief Description: Television Pentode Line Output Valve (or Tube) Type PL504, in associated blue, white and black Mazda printed cardboard carton. Glass valve without base, with single steel top cap and nine steel base pins. Strangely, valve is branded Mullard, yet associated box is branded Mazda. With BVA (British Radio Valve Manufacturers Association) stamp on valve surface.
Primary Inscriptions: "Mullard / PL504 / BVA [LOGO] / MADE IN GREAT BRITAIN" printed on exterior surface of bulb. "MAZDA / PL504" printed on exterior surface of carton lid.
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Glass
steel
assorted metals.
Card
Dimensions:
Height Width Depth Diameter Unit
100 30 mm

Narratives

Image with multimedia irn 36906Image with multimedia irn 36907Image with multimedia irn 36908Image with multimedia irn 36909

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