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 6130-01-323-7051
NSN 6105-01-393-0121
NSN 4140-00-332-5956
NSN 5996-00-823-9164
NSN 5895-01-439-5617
NSN 5910-00-911-9342
NSN 5915-01-525-7731
NSN 5905-01-447-7765
NSN 5935-00-683-7894
NSN 5895-00-482-3820
NSN 5998-00-489-7557
NSN 5920-01-047-0612