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 6105-01-381-0411
NSN 5998-01-388-1419
NSN 5960-00-605-9192
NSN 6150-00-706-0961
NSN 6650-01-284-6536
NSN 5925-01-281-8076
NSN 5905-01-633-1367
NSN 5960-01-123-8775
NSN 6620-00-102-7442
NSN 6685-00-872-2067
NSN 6650-00-801-8298
NSN 5960-01-169-8215