Summary
The 210HF is a medium mu general purpose triode.
The 210HF was introduced by Cossor around 1930 and apparently was designed into airborne equipment, which remained in use in the 1940s.
Manufactured for: Royal Air Force (UK). Probably manufactured by Cossor Ltd.
It has a 2 volt directly heated cathode. Used as a Class A amplifier.
Physical Description
Conical bulb on 4 pin European style base.
More Information
-
Collection Names
-
Collecting Areas
-
Acquisition Information
Donation from Telesonics Pty Ltd, 09 Nov 1971
-
Manufacturer (Probable)
-
Manufactured For
-
Inscriptions
Bulb: 210H.F./10A-7946/Serial No. 295/A(air ministry logo)M
-
Brand Names
-
Classification
-
Category
-
Discipline
-
Type of item
-
Overall Dimensions
100 mm (Length), 42 mm (Outside Diameter)
-
Keywords