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 5935-00-067-3514
NSN 5950-01-592-2420
NSN 6135-00-455-2425
NSN 5915-00-080-4606
NSN 5945-01-466-6347
NSN 5990-00-660-8885
NSN 5910-00-247-2465
NSN 6685-01-107-9643
NSN 6145-01-604-3295
NSN 7035-01-132-7209
NSN 5930-01-529-0574
NSN 5855-01-039-2859