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 6645-00-813-3084
NSN 5915-00-617-9477
NSN 6610-00-848-4764
NSN 6145-01-522-2267
NSN 6105-01-546-3454
NSN 5935-01-266-9959
NSN 6145-01-036-7704
NSN 5895-00-483-6080
NSN 6110-01-094-7661
NSN 5920-01-436-1885
NSN 6685-01-498-6235
NSN 5990-01-291-4587