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 5945-01-432-6107
NSN 5985-00-728-9595
NSN 5925-00-825-3241
NSN 2925-01-379-6183
NSN 5930-00-487-2448
NSN 5835-00-198-4936
NSN 5920-01-483-1537
NSN 7035-00-200-5162
NSN 5965-00-043-3463
NSN 5905-01-543-6732
NSN 5930-00-745-7747
NSN 5975-00-008-7834