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 5920-00-103-5277
NSN 6320-01-261-5983
NSN 7035-01-105-7776
NSN 6110-01-148-6288
NSN 4140-01-534-6960
NSN 5895-01-050-5813
NSN 6240-01-359-2721
NSN 6220-00-883-5167
NSN 6685-00-263-4545
NSN 5910-00-225-8920
NSN 5996-00-307-4157
NSN 5990-01-016-4194