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LF18N451 - EXTREME HIGH POWER 18" WOOFER |
LIGHTWEIGHT NEODYMIUM MAGNET WEIGHS ONLY 23.3LBS. & HANDLES EXTREME POWER OF 3,000 WATTS PROGRAM! |
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LF18N451 |
Item Price: $731.95 |
WOOFER
MODEL |
LF18N451 |
SPECIFICATIONS |
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Nominal
Basket Diameter |
18" |
Impedance |
8
ohms |
AES
Power Rating |
1,500 Watts |
Program Power |
3,000
Watts |
Frequency
Response |
30Hz
- 1.0kHz |
Sensitivity
(1W/1m) |
97.5dB |
Voice
Coil Diameter |
4.5" / 115mm |
Max. Excursion Before Damage | 2.36" / 60mm |
Voice Coil Winding Depth | 1.2" / 26mm |
Top Plate Thickness | 1.33" / 34mm |
Number Of Layers | 2 |
MATERIALS |
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Voice Coil Material | Copper |
Cone Material | No Pressed Pulp |
Cone Design | Straight |
Surround Material | Polycotton |
Surround Design | Triple Roll |
Magnet | Neodymium |
MOUNTING INFORMATION |
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Overall Diameter |
18.3" / 465mm |
Bolt Circle Diameter | 17.4"-17.6"" / 442-447mm |
Baffle Cutout Diameter | 16.7" / 424mm |
No. Of Mounting Holes | 8 |
Mounting Hole Diameter | 0.25" / 6.5mm |
Overall Depth | 8.1" / 205mm |
Flange Thickness | .55" / 14mm |
Volume Displaced By Driver | 5.5 Liters / .19ft^3 |
Net Weight | 10.6 kg. / 23.3 lbs. |
Shipping Weight | 11.8 kg. / 26 lbs. |
THIELE-SMALL PARAMETERS |
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Resonant Frequency (fs) | 30 Hz |
Impedance (Re) | 5.0 ohms |
Coil Inductance (Le) | 2.6mH |
Electromagnetic Q (Qes) | .25 |
Mechanical Q (Qms) | 6.0 |
Total Q (Qts) | .24 |
Compliance Equivalent Vol. (Vas) | 245 Liters/8.65cu. ft. |
Voice Coil Overhang (Xmax) | 8.8mm |
BL Factor (BL) | 30.2T-M |
Effective Moving Mass (Mms) | 235 grams |
Surface Area of Cone(Sd) | .122 m2 |
Reference Efficiency | 2.54% |
FREQUENCY RESPONSE |
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IMPEDANCE |
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MOUNTING INFORMATION |
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US Speaker, LLC