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 5935-00-682-6249
NSN 5915-00-233-6346
NSN 6110-00-643-4832
NSN 5960-00-365-9668
NSN 5998-00-021-5339
NSN 7035-01-469-5854
NSN 5910-00-889-8105
NSN 5905-01-120-1426
NSN 5985-00-355-7611
NSN 5945-01-203-8431
NSN 6105-01-168-7698
NSN 6320-00-228-5678