High-Tension Vacuum Tester

Made:
1950-1979 in Crawley
maker:
Edwards High Vacuum International

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High-Tension Tester model T2, with HT Unit type 1 (an autotransformer) permanently connected in the supply lead, made by Edwards High Vacuum Ltd, Crawley, Sussex (for vacuum testing)

Details

Category:
Electricity and Magnetism
Object Number:
1992-503
type:
vacuum tester
credit:
Eastern Electricity. Appliance Testing L