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 6130-00-044-6632
NSN 5910-01-449-1359
NSN 6220-01-634-0660
NSN 6135-01-493-2912
NSN 2925-01-389-1683
NSN 6220-01-634-0660
NSN 6685-01-608-5137
NSN 5990-01-343-6407
NSN 5985-00-526-0154
NSN 5925-00-666-4753
NSN 5996-01-320-3055
NSN 5930-00-147-0953