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 5835-00-443-1079
NSN 6130-00-995-9095
NSN 6105-00-275-0826
NSN 6105-01-359-0401
NSN 6610-01-328-3400
NSN 6650-00-051-1395
NSN 6145-01-188-5856
NSN 7035-00-455-7666
NSN 6130-01-211-7224
NSN 5920-01-014-0611
NSN 5905-01-559-4077
NSN 5990-00-576-4882