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:
Y7001.873
Materials:
glass and metal (unknown)
Measurements:
overall: 98 mm 40 mm,
type:
thermionic valve and triode valve