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 5998-01-414-2462
NSN 5920-01-206-3977
NSN 6620-01-180-2687
NSN 5910-01-134-2061
NSN 5996-01-562-4780
NSN 5935-00-795-4250
NSN 5905-00-077-1823
NSN 5945-01-112-3056
NSN 5855-01-422-4720
NSN 6610-00-241-9007
NSN 6220-01-202-8907
NSN 5950-00-552-1991