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 5915-00-169-3576
NSN 2925-00-933-0200
NSN 6620-00-891-8584
NSN 5965-01-272-4199
NSN 5950-01-510-0538
NSN 5960-01-654-4353
NSN 6610-01-485-5083
NSN 5999-01-286-1590
NSN 6320-01-331-6947
NSN 4140-00-594-4452
NSN 5998-01-047-8456
NSN 2925-00-304-1997