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 6650-01-165-2175
NSN 5895-00-726-4831
NSN 6620-01-602-8402
NSN 5990-01-468-1292
NSN 6320-01-504-3948
NSN 6645-01-222-9680
NSN 5996-00-855-5937
NSN 5855-01-623-5575
NSN 5835-00-233-6327
NSN 2925-00-983-7521
NSN 5895-00-255-4094
NSN 5895-01-318-5196