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 5915-01-461-8233
NSN 7035-00-064-7008
NSN 5910-01-337-7014
NSN 6105-01-509-9164
NSN 5996-01-067-3700
NSN 5996-01-646-8548
NSN 7035-00-946-2642
NSN 6145-01-473-6776
NSN 5910-01-163-6365
NSN 7035-00-320-5644
NSN 6620-01-009-1423
NSN 5915-00-734-4399