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 5915-00-270-3764
NSN 6240-01-505-2777
NSN 6105-00-448-0399
NSN 6240-01-513-4545
NSN 6110-00-054-7278
NSN 5945-01-502-6921
NSN 5905-01-634-0595
NSN 5855-01-478-2333
NSN 5945-01-323-4997
NSN 6130-01-523-9113
NSN 5915-01-237-3491
NSN 6645-01-058-1506