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 5985-01-026-3849
NSN 6650-01-358-5850
NSN 5925-01-582-6403
NSN 5910-01-430-0017
NSN 5925-01-311-9924
NSN 5835-01-519-2916
NSN 6240-00-973-6163
NSN 5905-00-528-9975
NSN 5835-01-384-3206
NSN 5950-01-085-4939
NSN 6685-01-094-7916
NSN 6150-01-028-4937