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 5945-01-198-6974
NSN 6220-01-123-1353
NSN 5996-01-415-3291
NSN 5915-01-227-6881
NSN 5960-01-416-0474
NSN 7035-01-132-7209
NSN 6320-00-450-1787
NSN 7035-01-354-9382
NSN 6650-01-096-6803
NSN 5960-00-484-7728
NSN 6220-01-528-7232
NSN 5975-00-113-7312