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 5920-01-047-7904
NSN 5935-00-136-0877
NSN 6620-00-601-3885
NSN 6240-01-516-6243
NSN 6105-01-530-6051
NSN 5965-01-454-8076
NSN 5920-01-471-5364
NSN 5945-01-181-2176
NSN 6110-00-557-8631
NSN 5996-01-440-7489
NSN 5920-01-416-0384
NSN 5895-00-477-7823