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 5990-00-186-2445
NSN 6610-01-067-6591
NSN 5935-01-361-1558
NSN 5960-00-322-8562
NSN 6130-00-818-6171
NSN 6135-01-010-0891
NSN 5965-01-450-5954
NSN 5835-01-370-4292
NSN 6240-01-104-5085
NSN 5998-00-221-3216
NSN 6135-01-264-7261
NSN 6320-00-823-2015