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 6135-00-262-6807
NSN 6220-00-992-5889
NSN 5925-00-853-6198
NSN 5935-01-119-4534
NSN 6220-00-448-3522
NSN 6150-01-391-6106
NSN 6650-01-291-9449
NSN 6620-01-026-0346
NSN 6320-01-209-0952
NSN 5895-00-905-3985
NSN 6150-00-063-0827
NSN 5910-01-215-7301