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 6145-01-520-6097
NSN 4140-01-376-4267
NSN 5835-00-257-2852
NSN 6110-01-027-7965
NSN 5965-00-554-4138
NSN 7035-01-227-2546
NSN 5935-00-644-9978
NSN 5895-00-548-0124
NSN 5990-00-931-4032
NSN 5895-01-362-0345
NSN 5895-01-414-8924
NSN 5960-01-097-3285