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 5975-00-827-7426
NSN 5915-01-065-1127
NSN 5985-01-457-8693
NSN 5998-01-398-5517
NSN 5985-00-154-0151
NSN 5920-01-214-5214
NSN 6320-00-405-2348
NSN 6610-01-028-7651
NSN 6220-00-660-5539
NSN 6610-00-230-4949
NSN 5925-01-610-9845
NSN 5996-01-392-5831