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 5935-01-529-4737
NSN 6220-01-158-2871
NSN 6620-01-352-5640
NSN 6135-01-361-9297
NSN 6135-01-322-4655
NSN 2925-00-295-8109
NSN 6610-01-458-9514
NSN 6105-01-629-7299
NSN 6220-01-491-7226
NSN 6130-01-407-0148
NSN 6685-01-660-0850
NSN 5975-00-530-3751