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 5975-00-729-1651
NSN 6240-00-103-6646
NSN 6130-01-236-8444
NSN 5935-00-917-9635
NSN 6150-01-377-4037
NSN 5935-00-287-9898
NSN 5999-01-334-6757
NSN 6130-01-178-6094
NSN 6150-01-285-9720
NSN 5910-00-868-4729
NSN 6150-00-861-1487
NSN 4140-00-552-7370