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 2925-01-417-6815
NSN 6685-01-369-2064
NSN 5855-00-125-0780
NSN 5999-01-228-4456
NSN 6320-00-725-0754
NSN 5999-01-553-2970
NSN 6220-01-656-2376
NSN 7035-01-357-1251
NSN 7035-01-287-9817
NSN 4140-00-807-4745
NSN 6145-00-871-9112
NSN 4140-01-398-0286