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 5930-00-280-7777
NSN 5835-01-497-5029
NSN 6645-00-295-0625
NSN 4140-01-258-9526
NSN 6240-00-398-0740
NSN 6145-00-635-9957
NSN 6645-01-425-2330
NSN 6135-01-255-9129
NSN 5910-01-391-3459
NSN 6105-01-262-5037
NSN 6135-01-508-6083
NSN 6650-01-068-3687