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Buy this image as a print
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License'Ora' wireless receiving triode
Science Museum Group Collection
© The Board of Trustees of the Science Museum
'Ora' wireless receiving triode
Science Museum Group Collection
© The Board of Trustees of the Science Museum
'Ora' wireless receiving triode, made by the Mullard Radio Valve Company, Mitcham, London, England, 1921
Details
- Category:
- Electronic Components
- Object Number:
- 1922-732
- Materials:
- glass and metal (unknown)
- Measurements:
-
overall: 100 mm x 40 mm diameter, .045 kg
- type:
- thermionic valve
- credit:
- From the Mullard Radio Valve Company
