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 6110-01-323-5273
NSN 6645-00-421-5287
NSN 6150-00-128-5992
NSN 6645-01-617-3354
NSN 6650-01-569-3286
NSN 5985-01-098-2154
NSN 6685-01-461-6992
NSN 5945-00-420-1273
NSN 6110-01-598-3973
NSN 5945-01-085-4215
NSN 5965-01-330-9152
NSN 5985-01-442-6679