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 2925-00-678-5502
NSN 5950-00-369-1593
NSN 6240-01-359-2721
NSN 6610-01-363-9745
NSN 6645-01-231-9891
NSN 5905-01-565-7917
NSN 5910-00-011-6971
NSN 6610-00-925-3914
NSN 6130-00-223-2099
NSN 5999-01-634-0576
NSN 6620-01-183-5329
NSN 5835-01-103-3583