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 6135-00-182-7008
NSN 5905-00-953-6758
NSN 5990-00-925-6614
NSN 5925-01-325-5238
NSN 5905-01-431-8321
NSN 5945-01-421-5377
NSN 5935-01-331-4132
NSN 5895-00-707-6663
NSN 5990-01-573-1634
NSN 6645-00-226-2270
NSN 6240-00-505-6099
NSN 5950-01-426-7444