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 5905-00-990-6906
NSN 6650-00-382-1281
NSN 6150-01-556-2177
NSN 5855-00-797-8217
NSN 6145-00-166-7950
NSN 5915-01-327-6637
NSN 6650-01-329-3055
NSN 5960-00-258-9292
NSN 6610-01-206-3921
NSN 5985-00-161-0619
NSN 5965-01-558-4920
NSN 6135-01-530-9327