Osram MS4B MET Thermionic Valve

Made:
1931-1934 in United Kingdom
Osram MS4B MET Thermionic Valve

Osram MS4B MET Thermionic Valve
Science Museum Group
© The Board of Trustees of the Science Musuem

An Osram tetrode thermionic valve, type MS4B MET.

Details

Category:
Electronic Components
Object Number:
E2017.0515.1
Materials:
cardboard, glass, metal (unknown) and plastic (unidentified)
Measurements:
box: 162 mm x 70 mm x 70 mm,
type:
thermionic valve