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Test & measurement
SB Acoustics SB17NRXC35-4 6" Midrange Woofer
Newly developed Norecx non-resonant poly-coated papyrus fiber cone. Low damping SBR rubber surround with high exertion and resilience. Open structure cast frame for reduced reflections and compression. Aluminum alloy for light weight, non-magnetic and extra rigidity. Shorting copper cap on pole piece. Non-inductive 30mm coil former suggested alignments.