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 6240-00-169-6408
NSN 5915-00-166-3172
NSN 5925-00-301-0810
NSN 5920-01-104-2301
NSN 5975-01-347-6404
NSN 5945-01-476-2469
NSN 5950-01-451-9128
NSN 5998-00-733-7717
NSN 6610-00-653-2812
NSN 5835-01-086-6999
NSN 5950-00-602-1055
NSN 5855-01-290-3248