French 8-valve amplifier

Made:
France
French 8-valve amplifier

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

French 8-valve amplifier
Science Museum Group
© The Board of Trustees of the Science Musuem

French 8-valve amplifier

Details

Category:
Radio Communication
Object Number:
1924-189
type:
valve amplifier
credit:
War Office (Royal Dockyard)