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 5920-00-826-9035
NSN 5935-01-382-4054
NSN 5975-00-983-0111
NSN 5905-01-609-6933
NSN 5950-01-603-0101
NSN 6220-00-923-2660
NSN 5996-01-491-6739
NSN 6145-01-303-5718
NSN 5935-01-395-0101
NSN 5965-01-148-4979
NSN 5895-00-850-8838
NSN 5965-00-223-4739