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 6110-01-044-6350
NSN 5925-01-219-9500
NSN 5999-00-979-0394
NSN 5960-00-391-6493
NSN 5930-01-590-2636
NSN 6620-01-085-8688
NSN 5996-01-358-7183
NSN 6645-01-579-6304
NSN 5975-00-079-4753
NSN 5930-01-065-0890
NSN 5999-01-048-6369
NSN 4140-00-155-8012