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 4140-01-651-0459
NSN 5930-00-876-4061
NSN 6610-01-282-3225
NSN 5998-01-575-2423
NSN 6130-00-544-4943
NSN 6135-01-501-2407
NSN 6220-00-541-8515
NSN 6145-01-024-5572
NSN 6645-01-461-7704
NSN 6645-01-660-3097
NSN 7035-00-048-3723
NSN 5925-00-202-0938