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 6130-01-508-7732
NSN 5835-00-754-7255
NSN 6610-00-264-0961
NSN 5996-01-618-7620
NSN 6150-01-374-4654
NSN 5960-01-381-8475
NSN 5999-00-589-0777
NSN 5935-00-660-5343
NSN 6130-01-233-5742
NSN 5998-01-560-9432
NSN 5965-00-772-0545
NSN 6645-01-573-7603