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 5945-01-327-7427
NSN 4140-00-763-6527
NSN 6645-01-334-7326
NSN 5930-00-118-8116
NSN 5945-01-327-1164
NSN 6105-01-399-3486
NSN 6240-01-100-4158
NSN 5945-00-213-0101
NSN 5930-00-802-0072
NSN 6685-00-018-1842
NSN 5985-00-949-2364
NSN 5960-01-212-8118