An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5975-00-229-5842
NSN 5835-01-360-2657
NSN 6135-01-413-4747
NSN 5996-01-054-0079
NSN 6320-01-116-3980
NSN 5915-01-132-0634
NSN 6610-01-036-8225
NSN 6240-01-223-8514
NSN 6110-01-041-9488
NSN 5835-00-901-4932
NSN 5960-01-110-6749
NSN 6645-00-226-2270