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 5975-01-186-4268
NSN 5965-01-117-6080
NSN 6130-01-423-7271
NSN 5985-01-646-5761
NSN 7035-01-406-5232
NSN 6620-01-133-4193
NSN 6240-01-220-0492
NSN 5835-00-341-5441
NSN 5930-00-636-8888
NSN 5920-01-492-9173
NSN 5905-01-607-0118
NSN 6110-00-466-1674