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 5975-01-411-0466
NSN 5835-00-501-2581
NSN 5925-00-087-7506
NSN 5905-01-425-0308
NSN 5915-00-096-4432
NSN 6150-00-901-2888
NSN 6145-00-961-0775
NSN 5945-01-482-1975
NSN 5910-01-198-7185
NSN 6135-00-733-9665
NSN 7035-01-055-6806
NSN 6135-01-026-9960