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 4140-01-461-1649
NSN 7035-01-125-7357
NSN 7035-01-144-3345
NSN 6220-01-472-3785
NSN 5985-00-164-8271
NSN 6650-01-541-2628
NSN 5975-01-148-7686
NSN 6150-01-431-9593
NSN 5999-00-932-6365
NSN 5996-01-565-5419
NSN 6150-01-146-5562
NSN 5965-01-222-1420