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 5905-01-067-4624
NSN 6240-01-428-9410
NSN 5996-00-196-7258
NSN 6145-01-228-5231
NSN 5945-00-409-9575
NSN 6130-00-941-8224
NSN 5855-00-135-9064
NSN 6220-01-048-9079
NSN 5895-01-361-1923
NSN 5998-01-224-3589
NSN 6105-01-195-3499
NSN 5975-01-559-6756