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 5835-00-876-4544
NSN 5975-01-057-6576
NSN 5996-01-625-5360
NSN 5930-01-363-5276
NSN 5965-00-263-6436
NSN 7035-01-596-4967
NSN 2925-01-271-8727
NSN 5960-00-794-7463
NSN 2925-01-535-3167
NSN 5935-01-089-7920
NSN 5855-01-068-3683
NSN 6135-01-218-3660