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 5910-00-792-8182
NSN 5985-00-864-5204
NSN 6240-01-394-4212
NSN 5910-00-565-4796
NSN 5990-00-446-0518
NSN 5925-00-587-4154
NSN 5835-01-291-5405
NSN 5996-00-008-7960
NSN 6220-01-222-9554
NSN 4140-01-011-4847
NSN 5920-00-554-0437
NSN 5975-01-317-3759