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 5895-00-646-8448
NSN 5910-00-270-1607
NSN 5910-01-463-9061
NSN 5910-01-571-8500
NSN 6610-01-061-7367
NSN 5920-00-905-4769
NSN 6685-01-648-1237
NSN 2925-01-015-2354
NSN 5999-01-608-5117
NSN 6645-00-269-2764
NSN 6110-00-205-1778
NSN 5920-01-571-4578