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 6220-01-188-6962
NSN 5905-01-457-7153
NSN 7035-01-377-6255
NSN 5920-00-753-5113
NSN 6105-00-279-3044
NSN 5855-01-388-4345
NSN 5915-01-467-6769
NSN 5950-01-286-6812
NSN 6220-01-388-9701
NSN 5910-01-165-9166
NSN 5920-01-041-1993
NSN 5855-01-144-2939