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 5998-00-367-4281
NSN 5910-01-241-9739
NSN 5895-00-059-7516
NSN 6110-01-457-5126
NSN 6150-00-583-2803
NSN 6105-00-065-8751
NSN 6650-01-292-6425
NSN 4140-01-308-1075
NSN 7035-00-252-7467
NSN 6130-01-600-0031
NSN 5960-00-186-6344
NSN 5925-01-549-7714