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 5935-01-510-4278
NSN 6130-00-864-5210
NSN 5950-00-823-3203
NSN 5985-01-224-5667
NSN 5965-01-365-7470
NSN 6145-01-231-9169
NSN 5930-01-444-1139
NSN 5999-01-618-5175
NSN 6150-00-596-8766
NSN 5999-01-182-6561
NSN 6645-01-022-6247
NSN 6650-00-994-9843