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 6610-01-080-8064
NSN 5835-00-284-0882
NSN 5996-01-175-4838
NSN 5950-01-358-7814
NSN 6685-01-431-9414
NSN 5920-00-012-2000
NSN 6650-01-006-7592
NSN 6240-01-338-1773
NSN 5965-01-025-4547
NSN 5925-01-199-9341
NSN 6110-00-233-6626
NSN 6620-01-336-8670