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 6685-01-211-0165
NSN 5960-00-402-7564
NSN 5990-01-013-3205
NSN 5915-00-516-9987
NSN 5935-01-624-0809
NSN 6150-00-232-3145
NSN 6135-01-453-5069
NSN 4140-01-091-6797
NSN 6610-01-512-2025
NSN 5925-00-059-1140
NSN 2925-00-265-7539
NSN 6145-01-188-9699