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 6105-00-707-7498
NSN 5990-00-147-3144
NSN 5925-01-376-4153
NSN 5935-01-605-7735
NSN 5925-00-206-3580
NSN 6610-00-200-8832
NSN 5999-00-399-1215
NSN 5999-01-224-4660
NSN 6130-01-628-9965
NSN 5975-00-723-0390
NSN 6620-01-069-0912
NSN 5915-00-258-3076