Wade Bequest collection of valves: early triode radio valve

SMG00237665

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

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

SMG00237665
Science Museum Group
© The Board of Trustees of the Science Museum

Wade Bequest collection of valves: early directly-heated triode radio valve. Tubular bulb with B4-2 base and top seal. With paper label: W78.

Details

Category:
Electronic Components
Object Number:
1972-343/27
type:
valve
credit:
Wade, J.C.F.