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 2925-00-831-7024
NSN 5935-00-840-5485
NSN 5945-01-020-7897
NSN 6240-00-462-7246
NSN 6135-00-497-0491
NSN 6135-01-415-4124
NSN 5855-01-420-4988
NSN 6685-00-811-3961
NSN 5945-01-123-6806
NSN 5915-00-649-8763
NSN 5950-00-597-3661
NSN 6110-01-584-4752