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 5935-00-494-7285
NSN 5996-00-277-7384
NSN 5996-01-559-4921
NSN 5920-01-521-0511
NSN 6645-01-449-1824
NSN 2925-01-187-5480
NSN 7035-01-231-2450
NSN 5910-00-133-2952
NSN 7035-00-541-8516
NSN 6650-01-467-8818
NSN 6620-01-157-9267
NSN 6145-01-604-9552