Revelaor series Scan-Speak 23W/4557T02 subwoofer features a very rigid black anodized cone that operates as a piston over a wide frequency range.
Patented Symmetrical Drive motor is equipped with ferrite magnet with protective rubber boot.
Scan-Speak 23W/4557T02 - information in PDF format (355 Kb)
8" long stroke subwoofer.
Woofer with sliced paper cone, SD-1 motor and low loss linear suspension.
Passive radiator, optimized for use with 30W/4558T00 subwoofer.
High-end automotive midrange driver.
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Subwoofer with aluminium chassis and aluminium 10″ cone.