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 7035-01-198-1512
NSN 2925-01-361-5310
NSN 6135-01-282-4326
NSN 6110-01-418-0802
NSN 7035-01-516-0578
NSN 6130-01-646-7150
NSN 6130-01-421-3768
NSN 5935-00-871-0389
NSN 5990-01-247-8277
NSN 5895-01-418-3834
NSN 5960-01-430-3911
NSN 5945-00-928-1194