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 6240-00-783-2853
NSN 6645-01-358-1474
NSN 6320-00-322-3460
NSN 5855-00-466-2309
NSN 5895-00-107-7891
NSN 5999-01-321-9607
NSN 6610-01-391-5092
NSN 6150-01-070-8270
NSN 6130-01-394-4986
NSN 6320-01-322-8340
NSN 6240-01-262-3451
NSN 5996-00-401-4502