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 6320-01-006-6138
NSN 5925-01-202-1786
NSN 6320-00-937-5625
NSN 5985-00-410-8904
NSN 5925-01-164-9681
NSN 6105-01-423-9451
NSN 6150-01-493-2684
NSN 5910-01-304-1328
NSN 5930-01-393-7328
NSN 6610-01-140-9608
NSN 5945-00-753-5127
NSN 6135-01-656-0761