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 6220-00-292-3917
NSN 5950-00-221-0848
NSN 5905-00-185-4114
NSN 5975-00-250-6329
NSN 5905-00-830-5036
NSN 5835-00-021-5913
NSN 2925-00-890-9837
NSN 6150-01-056-6988
NSN 5915-01-444-4069
NSN 5910-01-264-7169
NSN 5965-01-604-6812
NSN 7035-01-028-4966