General Electric Company Valve

Made:
c. 1950s - 1960s in England
maker:
General Electric Company Limited
and
M-O Valve Company Limited

General Electric Company and Osram Valve in box HN309 from National Valve Museum:

The HN309 is a triode pentode audio valve designed for car radio applications. The triode is a voltage amplifier and the pentode is the output valve.

The pentode is designed for a load of 6,000 Ω and a cathode resistor of 220 Ω.

Details

Category:
Radio Communication
Object Number:
Y1984.48.284
Materials:
cardboard, glass and metal (unknown)
type:
triode valve
taxonomy:
  • object genre
  • component parts
  • mechanical component
  • object genre
  • component parts
  • electrical component
credit:
Gift of Dr. G. R. Airth