Radio Valve R5V, by Marconi Osram Valve Co., London, c. 1923 | |
| |
Inventory Number: | 30209 |
Object Type: | |
Place Created: | London England United Kingdom Europe |
Brief Description: | Dull emitter R5V, pipped, by Osram for Marconi, with nickel base. Fitted into V2A receiver. |
Primary Inscriptions: | Signed: "Osram" and BBC stamp. |
Provenance: | Not ascertained. |
Collection Group: | |
Material(s): |
Glass and nickel |
Narratives | |
Permalink: http://www.mhs.ox.ac.uk/object/inv/30209