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 5855-00-962-5792
NSN 5935-01-605-1801
NSN 6240-01-497-0370
NSN 5925-01-461-2756
NSN 5920-00-690-1930
NSN 5925-00-402-7768
NSN 5930-00-101-2298
NSN 5835-01-572-9308
NSN 5999-01-418-5970
NSN 5910-01-463-8455
NSN 6610-01-167-6617
NSN 6150-01-342-4538