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 5950-01-181-5768
NSN 5960-01-536-9763
NSN 5999-01-415-6337
NSN 4140-01-015-5137
NSN 5950-01-592-9338
NSN 5835-00-905-7165
NSN 5960-01-215-0992
NSN 6105-01-518-9346
NSN 5945-01-658-6919
NSN 6240-01-357-7182
NSN 6220-01-246-0277
NSN 6610-01-553-4749