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Title: Moving-coil voltmeter model 505 serial no [Go to resource]
Description: 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 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1940 Source: Science Museum Creator: Ernest Turner Electrical Instruments (maker) Identifier: 1988-1412 Go to resource More Like this...
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