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 2925-01-436-7325
NSN 5930-00-960-4826
NSN 6150-00-276-7483
NSN 5835-00-275-0584
NSN 5855-00-586-6255
NSN 6650-01-505-2160
NSN 6150-01-430-4013
NSN 5905-00-534-2576
NSN 6685-01-064-8897
NSN 4140-00-679-9512
NSN 5935-00-104-5742
NSN 6240-01-281-4153