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 5945-00-237-5360
NSN 5905-01-039-0581
NSN 2925-01-154-2949
NSN 5945-00-204-0041
NSN 5910-00-327-0212
NSN 5905-01-083-4072
NSN 6130-01-227-5005
NSN 6610-00-827-4385
NSN 5905-01-576-2338
NSN 6145-01-353-0440
NSN 5855-00-688-9954
NSN 5910-01-173-7580