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 5895-00-768-2842
NSN 6620-00-401-8489
NSN 5905-00-751-7225
NSN 5905-01-204-4676
NSN 5935-01-051-9666
NSN 5835-01-072-4509
NSN 7035-01-591-5138
NSN 5835-01-522-9881
NSN 5910-00-807-9520
NSN 6220-00-390-1170
NSN 5910-01-624-2824
NSN 6220-00-643-4045