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 5915-00-045-5287
NSN 5915-01-527-4046
NSN 5930-01-250-8406
NSN 5835-01-007-5800
NSN 6150-00-322-7565
NSN 5920-01-435-6052
NSN 5935-01-187-0691
NSN 5930-00-455-6505
NSN 5945-01-055-7486
NSN 6620-00-849-0450
NSN 6105-00-885-6517
NSN 6105-01-368-3283