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 6620-00-963-1319
NSN 5905-01-430-0375
NSN 6220-00-734-8874
NSN 6645-00-871-1187
NSN 5855-01-460-9954
NSN 5990-01-210-9788
NSN 6105-01-031-7882
NSN 6240-00-888-7563
NSN 5935-01-105-3924
NSN 5985-00-211-7383
NSN 6685-00-758-1162
NSN 6645-01-654-5293