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 5998-00-066-5149
NSN 2925-01-461-4347
NSN 6610-00-625-1942
NSN 5945-00-177-4676
NSN 5925-01-516-7711
NSN 5945-00-958-3242
NSN 4140-01-140-0197
NSN 6110-00-346-7958
NSN 6220-01-128-0087
NSN 5975-01-412-5075
NSN 6135-01-574-6185
NSN 7035-01-266-3490