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 5855-01-171-6945
NSN 5915-00-710-1972
NSN 5935-01-252-8826
NSN 5930-01-266-9086
NSN 5965-01-415-2898
NSN 5855-01-225-5855
NSN 6105-01-077-8135
NSN 6150-01-129-9748
NSN 6150-01-415-3311
NSN 6685-01-013-8915
NSN 5930-01-142-2214
NSN 6105-01-235-3970