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 6620-01-412-0938
NSN 5999-01-575-8480
NSN 5910-00-862-8350
NSN 5930-01-531-9645
NSN 5965-01-461-2850
NSN 5835-01-495-5986
NSN 6145-01-421-2458
NSN 6150-00-576-3964
NSN 6685-01-154-4139
NSN 5905-01-265-3041
NSN 5910-00-792-8182
NSN 7035-01-556-2554