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15" Cast Aluminum Basket Woofer
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Dual 4-Layer, 1-ohm Voice Coils
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Cloth Laminated Paper Cone with MD6 coating
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Stone Gray Finish with Diamond Cut Edge
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Hi Arc, High Excursion Surround
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Chrome Plated Back-plate
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Low Carbon Top and Pole Piece
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Triple Stacked Magnet Structure
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Vented and Extended Pole Piece
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Black Progressive Roll CONEX Spider
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Woven Tinsel Leads
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Gold-Plated Binding Posts
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BAEISV Hybrid Voice Coil Former
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C- Lock Rubber Gasket
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Rubber Magnet Cover
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VOICE COIL DIAMETERS: 4.0"
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MAGNET WEIGHT: 250 Oz.
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FREQ. RESPONSE: 20 - 1k (Hz)
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Fs: 34 (Hz)
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Qes: 0.449
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Qms: 3.722
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Qts: 0.401
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Vas: 2.08/58.77 liters (Ft3)
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Xmax: 0.551"
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SPL: 91dB
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HOLE SIZE: 14.25"
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WOOFER DEPTH: 8.25"
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RECOMMENDED ENCLOSURE: Ported 4.25 (Ft3)
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RECOMMENDED ENCLOSURE TYPE: Vented
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AEROPORT DEMENSIONS: 3" x 3" (Two)