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 5910-01-600-0199
NSN 5930-01-544-5937
NSN 5998-01-384-3176
NSN 5915-00-158-9063
NSN 5910-01-580-3716
NSN 5960-01-357-1261
NSN 7035-01-400-3666
NSN 5930-00-989-4825
NSN 6145-01-562-3451
NSN 6620-01-571-0900
NSN 2925-01-266-5229
NSN 5960-00-892-3809