An instrument specifically designed to measure the amplitude and frequency of the constituents of a complex electrical wave form. May include transducer mechanism for converting sound pressure into electrical energy.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 6650-00-959-6869
NSN 6150-01-438-2182
NSN 5935-01-530-0964
NSN 6220-01-442-7282
NSN 5945-00-179-8368
NSN 6650-01-136-7597
NSN 6105-00-961-1668
NSN 5975-01-310-7364
NSN 2925-00-021-9580
NSN 6130-01-078-4632
NSN 5835-01-381-2683
NSN 5935-01-050-8417