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 5975-00-236-0841
NSN 5996-00-863-1074
NSN 5895-00-216-5849
NSN 6220-01-372-4094
NSN 6110-01-486-7447
NSN 5910-01-431-0950
NSN 6150-00-321-6494
NSN 5990-01-510-4699
NSN 5925-00-344-3156
NSN 2925-01-301-1727
NSN 5998-00-839-3444
NSN 5999-01-545-4719