An item that determines by comparison the indicating accuracy of a voltmeter.
NSN 6650-00-287-5868
NSN 5905-01-561-7353
NSN 6110-01-052-8081
NSN 2925-01-294-4125
NSN 5855-01-354-7291
NSN 6685-00-880-4912
NSN 5895-01-466-3907
NSN 5855-01-230-4665
NSN 6220-01-117-6652
NSN 5930-01-297-1522
NSN 2925-01-191-9668
NSN 5905-01-459-6886