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 6150-00-351-7838
NSN 5905-01-630-0435
NSN 5998-00-851-4139
NSN 5990-01-314-0228
NSN 5990-00-964-9672
NSN 6320-00-681-1324
NSN 5950-01-056-7995
NSN 5990-01-046-3450
NSN 5835-01-464-7038
NSN 6240-00-866-6239
NSN 6135-01-079-7852
NSN 6130-00-054-6391