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 6110-01-528-5856
NSN 6650-01-505-6947
NSN 5905-01-023-7132
NSN 5915-01-339-4469
NSN 5945-00-679-3956
NSN 5935-01-013-7520
NSN 6650-00-617-9896
NSN 5895-00-166-0962
NSN 6135-01-495-0933
NSN 6685-00-720-3525
NSN 6220-00-245-4153
NSN 6145-01-603-7289