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 5855-01-003-7102
NSN 6320-01-530-4870
NSN 5925-01-401-5314
NSN 6105-01-206-4972
NSN 5910-01-442-2916
NSN 5835-01-286-6499
NSN 5835-01-481-4204
NSN 6240-01-039-4241
NSN 5965-00-004-6371
NSN 5895-01-399-0240
NSN 5905-01-659-7884
NSN 4140-00-580-2742