Osram A.T.40 triode valve, 1921-1934

Osram A.T.40 triode valve, 1921-1934 Osram A.T.40 triode valve, 1921-1934 Osram A.T.40 triode valve, 1921-1934 Osram A.T.40 triode valve, 1921-1934 Osram A.T.40 triode valve, 1921-1934

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Creative Commons LicenseThis image is released under a CC BY-SA 4.0 Licence

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Osram A.T.40, 1921 wireless transmitting triode valve (filament broken), made by the M-O Valve Company Limited, England, 1921-1934

Details

Category:
Electronic Components
Object Number:
1934-477
Materials:
glass and metal (unknown)
type:
thermionic valve
credit:
Donated by C E Largen