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 5965-00-653-4782
NSN 2925-01-202-7235
NSN 6150-01-423-0427
NSN 5905-01-580-6516
NSN 6645-00-269-2764
NSN 6685-00-369-6912
NSN 6620-00-062-9628
NSN 5920-01-532-8280
NSN 6685-01-258-1238
NSN 6145-01-030-7796
NSN 5999-00-493-1448
NSN 5835-01-435-4139