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 6135-01-251-7054
NSN 6135-01-010-0891
NSN 6105-00-338-2785
NSN 6135-01-452-2421
NSN 5910-00-170-7170
NSN 6150-01-161-5895
NSN 5835-01-246-0972
NSN 6240-00-462-9026
NSN 5990-01-042-1984
NSN 5945-00-639-0646
NSN 6320-00-089-9426
NSN 5999-01-297-5430