Frequency indicator vibrating reed meter

Made:
1907-1917 in London
maker:
Everett, Edgcumbe and Company Limited

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Science Museum Group
© The Board of Trustees of the Science Museum

frequency indicator vibrating reed pattern model III, 45-55 volts, no. 51526

Details

Category:
Electricity Supply
Object Number:
1912-306
Materials:
cardboard, ferrous metal, mica and paint
type:
vibrating reed frequency meters
credit:
Everett, Edgcumbe and Company Limited