History of Science Museum: Collection Database Search

Record Details

Mazda Radio Valve Type PY33 With Carton, by Mazda, English, 1960s

preview image for Mazda Radio Valve Type PY33 With Carton, by Mazda, English, 1960s
Inventory Number: 26731
Object Type:
Place Created: United Kingdom (England) Europe
Accession Number: 2004-9/255
Brief Description: Mazda HT Rectifier Radio Valve (or Tube) Type PY33, in matching blue, black and white carton. For use with television receivers. Glass valve with black plastic? base, eight steel base pins and one black plastic? central base pin. Missing three steel base pins. Lower section of tube blackened, probably due to use. With BVA (British Radio Valve Manufacturers Association) stamp.
Primary Inscriptions: "MAZDA / VALVE / PY33" etched on etxerior surface of bulb. "MADE IN / ENGLAND / BVA" etched on exterior surface of bulb.
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Glass
steel
plastic?
assorted metals.
Card
Dimensions:
Height Width Depth Diameter Unit
110 35 mm

Narratives

Image with multimedia irn 35451Image with multimedia irn 35452Image with multimedia irn 35453Image with multimedia irn 35454

Permalink: http://www.mhs.ox.ac.uk/object/inv/26731