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 6130-01-045-4032
NSN 6150-00-725-5933
NSN 5905-00-336-5118
NSN 5910-01-468-6806
NSN 5915-00-591-3789
NSN 6110-00-808-4121
NSN 2925-01-462-1620
NSN 6220-01-302-2214
NSN 5998-01-471-8428
NSN 5950-01-561-6177
NSN 6610-01-493-3010
NSN 6145-00-577-3505