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 6240-01-124-1049
NSN 5910-01-471-8338
NSN 5925-01-146-5528
NSN 5950-01-197-5285
NSN 5965-01-366-0598
NSN 5835-01-313-7054
NSN 5895-01-648-2670
NSN 5935-00-318-2805
NSN 6135-01-572-7548
NSN 5996-01-082-8987
NSN 2925-01-387-0870
NSN 6610-00-186-9180