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 5895-00-566-0935
NSN 6610-01-088-5871
NSN 5920-01-342-3681
NSN 5950-00-981-3326
NSN 5985-01-508-3988
NSN 6130-01-104-7078
NSN 4140-01-008-4354
NSN 5930-01-187-1624
NSN 6610-00-811-5277
NSN 5905-01-634-0595
NSN 7035-01-406-5232
NSN 5996-01-539-1351