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 5960-01-648-1872
NSN 5895-01-534-7189
NSN 5925-01-239-4414
NSN 6145-01-056-5515
NSN 5975-01-373-7521
NSN 5965-01-262-9608
NSN 6220-01-567-0793
NSN 5965-00-583-4865
NSN 5925-01-605-1810
NSN 5965-00-762-0630
NSN 5950-01-145-4510
NSN 6130-01-549-5817