insulation tester with internal dynamo

Made:: circa 1940 in England

SMG00245537
Science Museum Group
© The Board of Trustees of the Science Musuem

Record Electrical Co 'Minor' insulation tester with internal dynamo, ohmmeter type, c. 1940

Details

Category:: Electricity Supply

Object Number:: Y7000.717

Materials:: bakelite

Measurements:: 92 mm x 95 mm x 170 mm,

type:: insulation tester

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insulation tester with internal dynamo

Details

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