NT22 silica wireless valve, 1922-1924

NT22 Silica wireless valve

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NT22 Silica wireless valve
Science Museum Group
© The Board of Trustees of the Science Museum

NT22 Silica wireless valve, constucted by the Mullard Radio Valve Company, Putney, from parts presented by the Thermal Syndicate of Wallsend-on-Tyne, 1922-1924. Manufactured to Admiralty specifications.

Details

Category:
Electronic Components
Object Number:
1924-614
Materials:
silicon, metal (unknown) and glass
Measurements:
overall: 1000 mm 200 mm, 2.42 kg
type:
thermionic valve
credit:
From the Lords Commissioners of the Admiralty