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 5935-01-128-3803
NSN 5985-00-265-2942
NSN 6220-00-935-4308
NSN 5960-00-493-5589
NSN 5996-01-467-2177
NSN 6320-01-032-9703
NSN 5895-01-586-6472
NSN 5985-01-604-3776
NSN 6320-01-350-5570
NSN 6145-01-309-3770
NSN 6650-01-437-8852
NSN 5835-00-572-7445