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 6150-01-079-6104
NSN 5925-01-468-7146
NSN 5920-00-658-7219
NSN 6110-00-231-3751
NSN 6220-01-618-7446
NSN 6105-01-424-0275
NSN 6650-01-463-8405
NSN 7035-00-173-2281
NSN 6110-01-654-7066
NSN 5935-01-347-1494
NSN 6650-01-068-3687
NSN 6320-00-228-5678