Thermionic triode valve

Thermionic triode valve

Thermionic triode valve
Science Museum Group
© The Board of Trustees of the Science Musuem

Thermionic triode valve

Details

Category:
Radio Communication
Object Number:
Y7001.773
Materials:
glass and metal (unknown)
Measurements:
overall: 92 mm 40 mm,
type:
triode valve and thermionic valve