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 5920-00-061-8623
NSN 5915-00-862-3151
NSN 5985-01-035-9605
NSN 5965-00-083-8157
NSN 6650-00-393-0447
NSN 6130-01-390-3932
NSN 5998-01-353-6855
NSN 5905-00-133-5337
NSN 5999-01-295-8115
NSN 5910-01-229-7599
NSN 5905-00-518-2666
NSN 6240-01-343-4322