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 5930-00-577-8859
NSN 5960-01-599-9821
NSN 6610-00-066-9353
NSN 5920-01-053-0987
NSN 6650-01-467-8818
NSN 5990-00-842-0781
NSN 5930-01-020-3320
NSN 5905-01-212-2792
NSN 6650-00-558-2532
NSN 6110-01-196-2146
NSN 5990-01-476-9956
NSN 5925-01-445-6112