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Record Details 2

Balloon Envelope Radio Valve, Early 20th Century

preview image for Balloon Envelope Radio Valve, Early 20th Century
Inventory Number: 13172
Object Type:
Accession Number: 2004-9/336
Brief Description: Radio Valve (or Tube) with partially silvered glass balloon envelope, steel-plated brown bakelite? base and four steel base pins.
Primary Inscriptions: "S.V.10 2V 02R" printed on exterior surface of bulb.
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Glass
steel
bakelite?
assorted metals.
Dimensions:
Height Width Depth Diameter Unit
95 40 mm

There are no associated narratives.

Image with multimedia irn 14278Image with multimedia irn 14279

Permalink: http://www.mhs.ox.ac.uk/object/inv/13172