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 5895-00-393-2512
NSN 5990-00-351-5479
NSN 6240-00-672-2759
NSN 4140-01-523-1496
NSN 6110-01-576-9899
NSN 6145-00-705-6686
NSN 5990-01-288-7393
NSN 5999-01-462-4432
NSN 6645-01-578-6815
NSN 5950-00-845-1185
NSN 5965-00-990-8669
NSN 5985-01-608-0183