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 5965-00-139-4870
NSN 6130-01-578-7854
NSN 5925-01-384-9663
NSN 6650-01-533-7109
NSN 4140-01-459-3136
NSN 5930-00-242-1002
NSN 5996-01-396-7705
NSN 5910-01-426-1882
NSN 6150-01-012-3107
NSN 5835-01-540-4995
NSN 5960-01-436-7505
NSN 5920-00-035-4846