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 5930-00-728-9404
NSN 7035-01-632-7859
NSN 6135-01-483-1501
NSN 6620-00-006-1915
NSN 5998-00-408-9799
NSN 5999-01-511-1179
NSN 5895-00-132-4207
NSN 5905-00-392-5508
NSN 6610-01-326-0119
NSN 6240-00-997-0077
NSN 6135-01-629-3346
NSN 6610-01-516-5120