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 6610-00-762-8290
NSN 7035-00-834-2090
NSN 5895-01-389-9260
NSN 6610-00-553-5103
NSN 6650-00-428-7055
NSN 6105-00-521-6858
NSN 2925-01-189-4272
NSN 5895-01-490-2668
NSN 5996-00-161-4202
NSN 5905-00-816-9679
NSN 5855-00-247-7219
NSN 6145-01-507-4826