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 5999-00-383-9031
NSN 6320-01-255-2096
NSN 6240-00-179-5731
NSN 5930-01-348-8962
NSN 6145-00-004-7323
NSN 6110-01-261-4980
NSN 6320-01-220-2264
NSN 5998-01-434-7687
NSN 5915-01-423-8561
NSN 2925-01-507-9708
NSN 6110-01-461-2631
NSN 5999-01-228-0095