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 5965-01-560-7006
NSN 5855-01-381-7493
NSN 6650-01-570-8663
NSN 5965-01-633-8849
NSN 6650-01-216-2707
NSN 5950-01-266-1897
NSN 5998-00-292-9515
NSN 5895-00-127-9533
NSN 5835-01-085-5487
NSN 5910-00-956-3117
NSN 6240-01-344-4821
NSN 6105-00-947-4473