Thermionic Valves and Dry Electrolytic Cells

Made:
1920-1950 in United Kingdom
maker:
Ferranti Limited

Six dry electrolytic cells and two thermionic valves, made by Ferranti Limited. Valve models are EF91 and 6X4.

Details

Category:
Electronic Components
Object Number:
Y1996.10.23
Materials:
glass, metal (unknown)
Measurements:
electrolytic dry cell: 80 mm 35 mm,
EF91 valve: 54 mm 17 mm,
6X4 valve: 64 mm 18 mm,
type:
thermionic valve
taxonomy:
  • component - object
  • furnishing and equipment
  • tools & equipment
credit:
Gift of Ferranti International Signal plc

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