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 5915-00-314-0832
NSN 6650-01-502-0254
NSN 5945-00-243-6786
NSN 4140-01-106-4755
NSN 5975-01-442-3725
NSN 4140-00-137-2493
NSN 5915-00-998-9305
NSN 5915-01-167-3133
NSN 5935-00-549-2529
NSN 5999-01-454-9622
NSN 5960-01-502-6270
NSN 5925-01-253-6216