Hivac AC/Y Harries beam tetrode
- Made:
- London
- maker:
- Hivac Limited
This image is released under a CC BY-NC-SA 4.0
Licence
License this image for commercial use at Science and Society Picture Library
LicenseBeam tetrode, Hivac AC/Y Harries
Science Museum Group
© The Board of Trustees of the Science Museum
Beam tetrode, Hivac AC/Y Harries, made by Hivac Limited, aka the High Vacuum Valve Company, London.
