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| BEYMA 18P1000FeV2/S - 18" HIGH POWER WOOFER | 
| STRONG DEEP BASS DOWN TO 30HZ W/ A DOUBLE SPIDER & LARGE 4" COPPER VOICE COIL THAT HELPS DELIVER A ROCK SOLID PERFORMANCE! | |
| 
       | 4 Ohm Version Item Price: $413.95 | 
| 8 Ohms Item Price: $413.95 | |
| WOOFER MODEL |  | 
| Specifications | |
| Nominal
        Basket Diameter | 18" | 
| Impedance | 4 or 8 ohms | 
| AES
        Power Rating | 1,200 Watts | 
| Program Power | 2,400 Watts | 
| Frequency Response | 30Hz - 2.0kHz | 
| Sensitivity
        (1W/1m) | 98dB | 
| Voice Coil Diameter | 4" / 100mm | 
| Recom. Enclosure Volume | 3.18-7.0 ft3 / 90-200 Liters | 
| Voice Coil Length | 21 mm | 
| Air Gap Height | 12 mm | 
| X Damage (peak to peak) | 52 mm | 
| BL Factor | 26.8 N/A | 
| Magnetic Assembly Weight | 25.1 lb. / 11.4 kg. | 
| Mounting Information | |
| Overall Diameter | 18.2" / 462mm | 
| Bolt Circle Diameter | 17.3" / 438mm | 
| Baffle Cutout Diameter- | |
| - Front Mount | 16.3" / 413mm | 
| No. Of Mounting Holes | 8 | 
| Volume Displaced By Driver | 0.46 ft3 / 13 Liters | 
| Overall Depth | 8.3" / 212mm | 
| Net Weight | 29.8 lb. / 13.5 kg. | 
| Shipping Weight | 32.6 lb. / 15.8 kg. | 
| Materials | |
| Basket | Die Cast Aluminum | 
| Cone | Specially Treated Paper | 
| Surround | Treated Cloth | 
| Surround Shape | Triple Roll | 
| Voice Coil | Edgewound Copper Ribbon | 
| Spider | Nomex/Polycotton Dual Spider | 
| Magnet | High Currie Temperature Ferrite | 
| 
Thiele-Small
Parameters | |
| Resonant Frequency (fs) | 33 Hz | 
| Impedance (Re) | 5.2 ohms | 
| Coil Inductance (Le) | 1.75 mH | 
| Mechanical Q (Qms) | 10.5 | 
| Electrical Factor (Qes) | .33 | 
| Total Q (Qts) | .32 | 
| Comp. Equivalent Vol. (Vas) | 8.12 ft3 / 230 Liters | 
| Voice Coil Overhang (Xmax) | 8 mm | 
| Surface Area of Cone (Sd)m2 | 0.1250m2 | 
| Diaphragm Mass (Mms) | 221 Grams | 
| Reference Efficiency | 2.4% | 
| Displacement Volume (Vd) | 1000 cm3 | 
| Frequency Response & Impedance Graph | |
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| Mounting Dimensions | |
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US Speaker, LLC