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 7035-01-348-5153
NSN 6320-01-114-6054
NSN 5935-00-794-2843
NSN 5975-00-185-5243
NSN 6620-01-388-1430
NSN 6135-01-604-6972
NSN 6620-00-135-0895
NSN 5895-01-629-6241
NSN 6135-01-265-1384
NSN 5975-01-536-7749
NSN 5945-00-196-3734
NSN 5998-00-633-5169