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 5925-01-421-2632
NSN 5930-01-351-6141
NSN 6320-00-646-3311
NSN 5915-01-331-4155
NSN 5985-00-267-9253
NSN 6240-01-359-2721
NSN 2925-01-459-8093
NSN 6135-00-080-9176
NSN 7035-01-132-4034
NSN 6610-01-579-9646
NSN 5915-01-120-3340
NSN 5999-00-585-3338