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 5925-00-236-5657
NSN 4140-01-407-6595
NSN 6320-01-512-2031
NSN 6130-00-237-4050
NSN 5835-00-224-9148
NSN 5920-00-411-7636
NSN 5905-01-228-1909
NSN 5915-01-627-0242
NSN 6130-00-647-3829
NSN 5920-00-898-3090
NSN 5895-01-589-3675
NSN 5835-01-632-6627