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 6135-01-205-5965
NSN 5895-01-023-0522
NSN 5975-01-569-3208
NSN 6240-00-727-8573
NSN 6610-01-629-4140
NSN 5835-01-647-6426
NSN 6110-01-647-0852
NSN 5996-00-862-5514
NSN 6105-01-350-3333
NSN 6320-00-521-9350
NSN 5920-00-602-7626
NSN 6240-01-218-5187