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 6130-00-959-8671
NSN 6320-01-302-5157
NSN 5935-00-496-9653
NSN 2925-00-867-5933
NSN 5996-01-181-5438
NSN 6610-01-050-3075
NSN 6650-00-707-1417
NSN 5895-00-244-1838
NSN 6110-01-611-9795
NSN 4140-01-373-7044
NSN 5960-01-395-9834
NSN 5855-00-797-8217