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 6650-01-357-7229
NSN 6320-01-242-8355
NSN 5930-01-542-0254
NSN 2925-00-413-2064
NSN 6145-01-346-8717
NSN 5950-01-092-8183
NSN 5999-00-505-0359
NSN 5975-01-583-4949
NSN 6320-00-725-0754
NSN 5965-01-328-7979
NSN 6645-00-171-9639
NSN 6135-00-840-6451