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 5935-01-526-1003
NSN 5935-01-536-8273
NSN 5945-01-202-1726
NSN 6620-00-319-4044
NSN 5975-00-698-5791
NSN 6610-01-597-2911
NSN 5996-00-382-3597
NSN 5975-01-106-6018
NSN 5935-01-274-9644
NSN 6150-01-114-3211
NSN 5835-01-147-7526
NSN 5999-01-364-9336