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 6150-00-468-5416
NSN 6135-00-935-8769
NSN 6320-01-578-6006
NSN 5999-00-248-7240
NSN
NSN 6220-00-443-1693
NSN 5855-01-585-0770
NSN 5835-00-954-2833
NSN 5945-00-781-9401
NSN 5935-00-999-8641
NSN 6650-01-265-0650
NSN 5915-00-764-9749