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 6240-00-829-4179
NSN 5945-01-646-7101
NSN 6220-01-645-9417
NSN 6220-00-960-7591
NSN 5915-01-362-6671
NSN 7035-00-703-3535
NSN 5920-01-131-7567
NSN 6240-01-017-8281
NSN 5935-01-146-3988
NSN 5930-00-232-6714
NSN 6135-00-553-7995
NSN 6650-01-494-2084