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 6150-01-610-6484
NSN 5835-01-632-6627
NSN 6610-00-150-7002
NSN 5935-01-214-1011
NSN 5915-00-419-5334
NSN 6620-01-044-3371
NSN 6645-00-842-4653
NSN 5920-00-921-0390
NSN 5960-01-452-1907
NSN 6620-01-096-3723
NSN 6650-01-630-3410
NSN 6650-01-288-4300