Metropolitan-Vickers Cosmos thermionic triode valve

Made:
1925 in England
maker:
Metropolitan-Vickers Electrical Company Limited

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

Metropolitan-Vickers Cosmos thermionic triode valve SP 55 Red

Details

Category:
Radio Communication
Object Number:
Y7001.909
Materials:
bakelite, glass and metal (unknown)
type:
triode valve
taxonomy:
  • object genre
  • component parts
  • electrical component
  • component - object