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 6650-01-003-9355
NSN 5895-01-281-3725
NSN 5950-01-464-3494
NSN 5835-00-059-5854
NSN 5975-01-079-6181
NSN 6105-01-587-1748
NSN 5895-01-486-5420
NSN 5930-00-311-6492
NSN 6150-01-324-4633
NSN 5965-01-091-1884
NSN 6240-00-703-6614
NSN 5835-00-005-2311