An item which provides continual quantitative visual indication of cyclic variations between two or more phases of electrical energy, warning upon departure from predetermined phase variation limits. May initiate an audible warning. See also panel, monitor.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 6135-01-537-5230
NSN 6130-00-468-1656
NSN 5835-01-457-7951
NSN 6610-01-495-0596
NSN 6105-01-644-8370
NSN 6650-01-084-3758
NSN
NSN 6105-01-462-5727
NSN 5950-01-326-9972
NSN 5905-01-212-2792
NSN 6610-01-009-3263
NSN 5935-01-411-8593