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 5935-01-585-4078
NSN 6220-01-216-0678
NSN 2925-00-156-4495
NSN 5915-01-141-6726
NSN 5945-00-869-9471
NSN 6150-01-497-2857
NSN 5998-01-400-6739
NSN 6610-01-512-2025
NSN 5998-00-102-2322
NSN 7035-00-803-3056
NSN 5935-00-513-7321
NSN 6645-00-292-5053