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 5855-00-433-2377
NSN 5855-00-014-5008
NSN 7035-01-410-9197
NSN 5855-00-014-5008
NSN 6150-00-735-3260
NSN 6645-00-318-5721
NSN 6620-01-032-3937
NSN 6130-00-192-1721
NSN 6135-01-508-5637
NSN 5965-00-820-0469
NSN 5930-00-556-9414
NSN 6610-00-527-8892