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 5975-00-144-7878
NSN 6130-01-424-0737
NSN 2925-01-014-0118
NSN 5975-00-364-6919
NSN 6320-00-483-0451
NSN 5935-01-218-0839
NSN 6645-01-112-1095
NSN 6650-01-449-8637
NSN 7035-00-541-8516
NSN 5920-00-168-9138
NSN 6150-01-406-2928
NSN 7035-01-024-9511