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 5835-01-250-2939
NSN 6150-01-161-1428
NSN 7035-00-616-4410
NSN 5935-01-589-6953
NSN 5920-00-468-3074
NSN 6685-01-314-0555
NSN 7035-00-574-4223
NSN 5945-01-070-3772
NSN 6240-00-615-8978
NSN 6610-01-648-3739
NSN 5920-00-300-1843
NSN 6145-01-548-1062