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 6620-01-126-7871
NSN 5930-01-028-1076
NSN 5915-01-203-5882
NSN 5965-00-901-6203
NSN 5835-00-106-2120
NSN 5895-01-039-6069
NSN 5990-01-357-6175
NSN 5998-01-406-3424
NSN 6145-01-288-2154
NSN 6220-00-121-7541
NSN 5920-01-460-4290
NSN 6145-00-414-4840