12-in High Power Woofer with Neodymium Magnet 3-inch Voice Coil 8-Ohms 1000 Watts Max

Nominal Diameter 300 mm 12 in Overall Diameter 316 mm 12.44 in Bolt Circle Diameter 298.5 mm 11.75 in Baffle Cutout Diameter 284 mm 11.18 in Depth 155.75 mm 6.13 in Flange and Gasket Thickness 12.45 mm 0.49 in Net Weight 3.9 kg 8.6 lb Shipping Box: Single Carton Box 350 x 346 x 216 mm; 13.8 x 13.6 x 8.5 in Shipping Weight 5 kg 11.0 lb Nominal Impedance 8 Ohm Minimum Impedance 6.4 Ohm AES Power Handling 1 500 W Maximum Power Handling 2 1000 W Sensitivity 1W/1m 97 dB Frequency Range 45hz-4000 Hz Voice Coil Diameter 77 mm 3 in Winding Material Al Former Material Glass Fiber Winding Depth 18.5 mm 0.73 in Magnetic Gap Depth 10.5 mm 0.41 in Flux Density 1.2 T Magnet Neodymium Slug Basket Material Aluminum Demodulation No Cone Surround 3 M-Roll NET Air Volume filled by Loudspeaker 2.3 dm-3 0.081 ft-3 Spider Profile 1x variable height waves THIELE AND SMALL PARAMETERS Fs 45 Hz Re 5.1 Ohm Qes 0.26 Qms 6.9 Qts 0.25 Vas 87.3 dm-3 3.08 ft-3 Sd 529 cm-2 82.00 in-2 Xmax 4 7.50 mm Xdamage 5 21.55 mm Mms 56.0 g Bl 17.5 N/A Le 0.83 mH Mmd 42.2 g Cms 0.22 mm/N Rms 2.3 kg/s Eta Zero 2.93 % EBP 173 Hz PART NUMBER P/N Push Terminals - 8 Ohm Version 03003925 NOTES: PATENTED IT 2006/000327 1 2 Hours Test According to AES 2-1984 Rev. 2003 2 Maximum power is defined as 3dB greater than nominal power. 3 Treated Polycotton 4 Xmax= winding depth - magnetic gap depth/2 + magnetic gap depth/3 5 Maximum excursion before permanent damage