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 2925-00-225-5386
NSN 6645-01-515-7507
NSN 5975-00-785-1154
NSN 6110-00-350-4227
NSN 5985-01-076-4710
NSN 7035-00-150-2379
NSN 5975-01-401-5355
NSN 5935-00-081-3523
NSN 6150-01-317-4425
NSN 6610-00-197-2344
NSN 5998-01-569-2637
NSN 6130-01-246-7321