Valve

Marconi Instruments Limited, Manufacturer


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Details


Maker and Role
Marconi Instruments Limited, Manufacturer
Description
Glass bulb with point on top. Metal filament inside. Silver band around bakelite base with four metal pins. Metal bracket clipped to base.
Media/Materials
Processed Material/Glass
Processed Material/Synthetic/Plastic/Bakelite
Processed Material/Metal
Signature/Marks and Type
Marconi - Made at the Osram Lamp Works, England Etched
17/67 Sticker
Accession No
1978.1674
Credit Line
Marconi Instruments Limited. Valve, 1978.1674. The Museum of Transport and Technology (MOTAT).
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