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18LW1400 |
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18" EXTENDED L.F. WOOFER |
DELIVERS POWERFUL CHEST THUMPING CLEAN BASS W/ EXTENDED LOWS & 9.0MM XMAX! |
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No Longer Available |
WOOFER MODEL |
18LW1400 |
Specifications |
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Diameter |
18" |
Impedance |
8 ohms |
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7 ohms @ 4.0 kHz |
D.C. Resistance | 5.3 ohms |
AES Power Rating | 1,000 Watts |
Program Power | 2,000 Watts |
Sensitivity (1W/1m) | 98dB SPL |
Frequency Response |
28Hz - 2.5kHz |
Recommended Crossover | 500Hz |
Voice Coil Diameter | 3.95" / 100mm |
BL Factor | 24.7 TM |
Recommended Enclosure Volume | 4.59-12.36 cu. ft / 130-350Liters |
Magnet | Ferrite |
Mounting Information |
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Overall Diameter | 18.2" / 462mm |
Bolt Circle Diameter | 17.24-17.32" / 438-440mm |
Baffle Cutout Diameter | 16.38" / 416 |
Overall Depth | 8.42" / 213.9mm |
Flange Thickness | 1.02" / 26mm |
Net Weight | 29.36 lbs. / 13.3 kg. |
Shipping Weight | 32.9 lbs. / 14.9 kg. |
Thiele-Small Parameters |
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Resonant Frequency (fs) | 31 Hz |
Impedance (Re) | 5 ohms |
Coil Inductance (Le) | 2.3mH |
Mechanical Q (Qms) | 7.2 |
Electrical Factor(Qes) | .31 |
Total Q (Qts) | .29 |
Comp. Equivelant Vol. (Vas) | 10.49 ft3 / 297 Liters |
Voice Coil Overhang (Xmax) | 9.0mm |
Surface Area of Cone (Sd)m2 | 0.1225m2 |
Frequency response in 180 Liter enclosure tuned to 35Hz | |
US Speaker, LLC