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 5999-01-480-7870
NSN 5910-01-388-2743
NSN 5915-01-242-9546
NSN 5835-01-378-6804
NSN 5855-00-256-5562
NSN 5999-01-297-5430
NSN 5855-00-973-5717
NSN 6320-01-029-4220
NSN 5925-01-642-2859
NSN 5915-01-618-9431
NSN 5999-00-156-4424
NSN 5905-01-653-5618