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 5910-00-755-9748
NSN 6610-01-258-7059
NSN 5930-01-598-5570
NSN 5965-01-017-5463
NSN 5999-01-022-2330
NSN 5990-01-462-6961
NSN 5950-00-963-0777
NSN 7035-01-323-0164
NSN 5999-01-005-0321
NSN 6240-01-103-9884
NSN 5999-01-257-6659
NSN 4140-01-019-0555