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 5996-01-054-3226
NSN 5960-00-826-7697
NSN 5990-01-574-2522
NSN 6130-00-225-7248
NSN 5950-00-492-2407
NSN 6240-01-395-9162
NSN 6240-01-257-3155
NSN 6645-01-470-0635
NSN 6645-01-142-2416
NSN 5965-00-452-0967
NSN 6650-00-927-3391
NSN 5895-01-215-1059