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Moving-coil voltmeter model 505 serial no.323683 by E.T.E.I. Ltd. (Ernest Turner Electrical Instruments Ltd.), High Wycombe, England, fitted with rectifier and scaled 0-25 V a.c., also marked AM (Air Ministry) and dated 1940, in 2.5 inch dia. flush-mounting case

Details

Category:
Electricity and Magnetism
Object Number:
1988-1412
type:
voltmeter
taxonomy:
  • measuring devices
  • measuring devices
credit:
Stent, W.