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 6220-00-245-4153
NSN 5910-01-578-6803
NSN 6135-01-014-9755
NSN 5975-01-430-7030
NSN 6240-00-918-2426
NSN 6110-00-518-2998
NSN 6320-01-296-3181
NSN 6650-00-299-9681
NSN 5925-01-075-8931
NSN 6105-01-332-2319
NSN 6685-00-308-9431
NSN 5996-00-140-8294