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 6650-01-633-9147
NSN 5925-00-035-8469
NSN 5960-00-848-9094
NSN 6240-00-887-8103
NSN 6150-01-372-6267
NSN 5835-00-228-9082
NSN 6220-01-475-3202
NSN 5895-00-223-3869
NSN 6135-01-130-3145
NSN 2925-01-588-3507
NSN 6240-01-361-0496
NSN 5985-01-393-0766