DD Audio Digital Designs 718d-D4 18" Dual 4-Ohm 3600W Subwoofer
- SKU #: 03818
Product Features:
Features
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EROM surround
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High-temp, 3.0”, voice coil
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Triple Layer Deep bass, high excursion spider system
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Unique glass fiber and natural pulp cone
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Back plate coil gap venting
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Extended pole piece
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DD cast basket
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Speaker Size (In): 18 Watts RMS: 600 - 1200 Watts Peak: 3600 Impedance: D2 / D4 VCD (In): 3 Piston Diameter (In): 15 1/2 Fs (Hz): 26.92 Qms: 6.79 Qes: 0.567 Qts: 0.523 Vas: 170.4 Xmech (MM): 80 Xmax (MM): 16 Frame OD (In): 18 3/8 Frame OD w/Gasket (In): 18 1/2 Mounting Diameter (In): 16 5/8 Mounting Depth (In): 10 1/2 Motor Diameter (In): 7 3/4 Motor Depth (In): 3 1/2 Woofer Displacement (CuFt): 0.25 Ported Enclosure (CuFt) 6.0-8.0
Additional Information
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DD Audio Digital Designs 712d-D4 12" 3600W Dual 4-Ohm Subwoofer
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