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 5945-01-620-9587
NSN 6130-00-814-5888
NSN 6150-01-261-3036
NSN 5915-01-544-6552
NSN 6610-00-313-0660
NSN 5855-01-142-7530
NSN 6645-01-509-3221
NSN 5945-00-780-0698
NSN 5930-00-369-8025
NSN 5895-01-580-1050
NSN 6610-00-614-1703
NSN 6105-00-825-9107