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 5835-01-005-1538
NSN 5920-01-418-1821
NSN 6130-00-947-0870
NSN 5835-01-632-6627
NSN 5925-00-148-8241
NSN 5975-00-397-9533
NSN 5945-01-005-6338
NSN 6320-00-468-8421
NSN 5920-01-475-4897
NSN 5999-01-051-5681
NSN 6240-01-193-6545
NSN 5950-00-243-8570