By line selector sw, 135 ohms input equals 4500 ohms nomsnal; 600 ohms line input equals 20000 ohms
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 6130-00-006-5377
NSN 5910-01-221-1703
NSN 5925-00-437-2854
NSN 5965-00-815-2525
NSN 5990-01-126-5824
NSN 6685-00-915-5601
NSN 5905-01-418-1017
NSN 6150-00-322-9564
NSN 6135-01-393-4746
NSN 5895-01-445-7893
NSN 6130-01-143-3032
NSN 6620-00-312-2036