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| Features
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8-inch subwoofer driver (500W, 3 ohm)
W7 Subwoofers
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| More Details |
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W7 Technologies
- Highly Linear, DMA Optimized Motor System
- W-Cone (U.S. Patent #6,496,590)
- Elevated Frame-Cooling (U.S. Patent #6,219,431, #6,229,902)
- Floating Cone Attach Method (FCAM™)
- Huge Diameter, Progressive-Roll Spider
- Ultra-Long Voice Coil
- OverRoll™ (U.S. Patent #5,687,247 and #5,949,898)
- Radially Cross-Drilled Pole-Piece (U.S. Patent #6,243,479)
- Plateau-Reinforced Spider Attachment (U.S. Patent #6,118,884)
- Co-Extruded, Double Lead-Wires
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| Specifications |
| DC Resistance (Re) | 2.78 | | Effective Pistion Area(Sd) | 38 sq. in. / 0.0245 sq. m. | | One Way, Linear Excursion (Xmas) | 0.75 in. / 19 mm | | Thermal Power Handling (Pt) | 500W | | Equivalent Compliance (Vas) | 0.61 cu. ft. / 17.4 liters | | Nominal Impedance (Znom) | 3 ohm | | Net Weight | 17 lbs. / 7.8 kg | | Free Air Resonance (Fs) | 35.2 Hz | | Driver Displacement | 0.06 cu. ft. / 1.7 liters | | Mechanical "Q" (Qms) | 9.5 | | Efficiency (1W/1m) | 82.7 dB SPL | | Reference Efficiency (no) | 0.11% | | Total Speaker "Q" (Qts) | 0.61 | | Electrical "Q" (Qes) | 0.65 |
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© Copyright 2000-2012, Shopatron, Inc. and JL Audio - inactive. All Rights Reserved.
Aspects of the Shopatron network are either patented, patent-pending, or patent-applied-for.
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For information on products in the JL Audio, Inc online catalog, please contact JL Audio.
For questions about your order please log into your Shopatron account.
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