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 5925-01-219-5983
NSN 6145-01-430-2784
NSN 6130-01-574-4009
NSN 6240-01-212-3529
NSN 5996-01-632-8109
NSN 5910-00-433-6405
NSN 5998-01-359-5089
NSN 5930-01-030-9569
NSN 6135-01-512-8740
NSN 5935-01-469-3936
NSN 5915-00-659-3107
NSN 5996-01-031-5101