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 5915-01-233-5902
NSN 7035-01-571-7504
NSN 5930-00-470-4657
NSN 5935-00-147-0075
NSN 6645-01-609-4545
NSN 6105-01-504-3250
NSN 5905-00-396-0066
NSN 5945-01-415-7993
NSN 5999-01-472-9092
NSN 6220-01-228-5953
NSN 7035-01-082-0311
NSN 5925-01-138-9593