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 6130-01-466-2937
NSN 7035-01-287-9817
NSN 5996-01-264-8463
NSN 5950-01-112-1172
NSN 5960-01-318-6557
NSN 5905-00-872-3252
NSN 6105-01-558-6530
NSN 2925-01-408-9362
NSN 5960-00-111-8456
NSN 6110-01-447-9809
NSN 5965-00-275-0491
NSN 2925-01-370-6898