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 7035-00-295-0451
NSN 6145-01-323-3971
NSN 6645-01-510-3496
NSN 2925-01-519-1707
NSN 5910-01-064-2916
NSN 5965-01-130-1965
NSN 5895-01-634-0630
NSN 6220-01-215-3575
NSN 6145-01-283-6491
NSN 4140-00-517-7902
NSN 6150-01-049-3437
NSN 2925-00-536-4574