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 5945-01-029-2516
NSN 5945-01-415-2842
NSN 5930-00-232-3806
NSN 5930-01-362-6996
NSN 5895-01-415-3309
NSN 5999-01-060-8251
NSN 5950-01-431-8043
NSN 6130-01-235-5262
NSN 6220-01-472-8985
NSN 6145-01-113-8205
NSN 6240-01-188-5280
NSN 5895-01-328-3410