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 6110-00-976-3361
NSN 6240-01-530-7485
NSN 6130-01-432-3824
NSN 5960-00-053-4750
NSN 5895-00-578-8424
NSN 5945-01-534-9686
NSN 5930-01-592-3188
NSN 5855-00-782-7714
NSN 5905-00-683-6795
NSN 6620-01-078-6219
NSN 5835-00-440-9066
NSN 5985-01-480-1932