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 5910-00-256-4283
NSN 4140-01-227-1342
NSN 6150-00-224-8934
NSN 5855-01-547-6540
NSN 6320-01-094-2634
NSN 6220-01-514-0381
NSN 6135-01-071-4923
NSN 5950-01-523-8402
NSN 4140-01-189-0217
NSN 6685-00-260-5628
NSN 5905-00-430-2598
NSN 6150-01-203-9308