Metropolitan-Vickers thermionic triode valve

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

Metropolitan-Vickers thermionic triode valve
Science Museum Group
© The Board of Trustees of the Science Musuem

Metropolitan-Vickers thermionic triode valve

Cosmos SP.18.R.R.

Details

Category:
Radio Communication
Object Number:
Y7001.702
Materials:
glass, metal (unknown) and plastic (unidentified)
Measurements:
overall: 114 mm 47 mm,
type:
triode valve and thermionic valve