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 5965-01-423-5159
NSN 6320-00-466-0371
NSN 5965-01-632-9334
NSN 5910-00-492-7895
NSN 5925-00-151-9684
NSN 5996-01-591-8882
NSN 6610-01-422-8126
NSN 5855-01-273-0927
NSN 4140-01-006-3324
NSN 6130-00-183-4082
NSN 5915-01-102-7854
NSN 5915-01-513-6786