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 5985-01-579-3086
NSN 5895-01-615-9389
NSN 6220-01-421-5912
NSN 6645-00-925-3857
NSN 5915-00-134-2974
NSN 5905-00-664-4218
NSN 6620-00-811-7614
NSN 6220-01-424-6446
NSN 6130-01-073-9744
NSN 5835-01-623-3328
NSN 5895-01-319-9151
NSN 5925-01-626-0393