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 5855-00-862-3345
NSN 4140-01-538-4272
NSN 5925-01-634-0664
NSN 5996-01-317-8682
NSN 5985-00-419-0342
NSN 5925-01-602-2388
NSN 6240-00-555-6347
NSN 5975-01-455-2789
NSN 5935-01-493-8070
NSN 6220-01-198-5630
NSN 6110-00-621-0354
NSN 6145-01-486-1913