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 6610-01-257-5808
NSN 6105-01-477-9422
NSN 5925-01-469-6667
NSN 4140-00-905-6039
NSN 6645-01-170-5402
NSN 5910-00-983-0808
NSN 5985-00-135-3776
NSN 5985-00-958-5585
NSN 6130-01-085-5546
NSN 4140-01-631-1896
NSN 5960-01-321-2750
NSN 5925-01-604-9326