McVitie Weston valve collection
- Made:
- United States and Canada
- maker:
- RCA Corporation
This image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseRCA AF triode valve, Radiotron type 840
Science Museum Group
© The Board of Trustees of the Science Museum
RCA AF triode valve, Radiotron type 840, (RMW/Y63 - McVitie Weston number), by RCA Corporation.
