4½” High Performance Steel Frame Subwoofer Units. Suitable for dedicated subwoofer applications and as low frequency transducers in 2½-, 3- and multi-way speaker systems.

FEATURES

• Balanced Drive motor structure for optimal drive force symmetry resulting in largely reduced even order harmonic distortion
• Large linear stroke, ensuring low distortion at high output levels
• Rigid paper cones to ensure piston motion even at high levels - for reduced distortion
• Rigid steel chassis’ with extensive venting for lower air flow speed reducing audible distortion
• Heavy-duty fiber glass voice coil former to reduce mechanical losses resulting in better dynamic performance and low-level details
• Large motor structures for better control and power handling
• Built-in alu field-stabilizing rings for reduced distortion at high levels
• Low-loss suspension (high Qm) for better reproduction of details and dynamics
• Black plated motor parts for better heat transfer to the surrounding air
• Conex spider for better durability under extreme conditions
• Gold plated terminals to ensure long-term trouble free connection
• Delivered with foam gasket attached for hassle-free mounting and secure cabinet sealing

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