EMINENCE 15"WOOFER SPKR/900W/8OHMS/NEO

This table charts the specifications for the KAPPALITET 3015 speaker * Nominal Basket Diameter: 15-in , 381 mm. * Nominal Impedance: 8 Ohms. * Power Rating: * Watts: 450 W. * Music Program: 900 W. * Resonance: 45 Hz. * Usable Frequency Range: 40 Hz - 4 kHz. * Sensitivity: 100.8 dB. * Magnet Weight: 11 oz.. * Gap Height: 0.365-in , 9.3 mm. * Voice Coil Diameter: 3-in , 76 mm. * Thiele & Small Parameters. * Resonant Frequency (fs): 45 Hz. * DC Resistance (Re): 5.27 Ohms. * Coil Inductance (Le): 0.64m H. * Mechanical Q (Qms): 6.7. * Electromagnetic Q (Qes): 0.36. * Total Q (Qts): 0.34. * Compliance Equivalent Volume (Vas): 153 liters / 5.4 cu.ft.. * Peak Diaphragm Displacement Volume (Vd): 505 cc. * Mechanical Compliance of Suspension (Cms): 0.15 mm/N. * BL Product (BL): 18.6 T-M. * Diaphragm Mass Inc. Airload (MMs): 84 grams. * Efficiency Bandwidth Product (EBP): 125. * Maximum Linear Excursion (Xmax): 5.9 mm. * Surface Area of Cone (Sd): 856 cm2. * Maximum Mechanical Limit (Xlim): 11 mm. ----------------------------------- Recommended Enclosure Volume; * Sealed: N/a. * Vented: 51-144 liters / 1.8-5.1 cu.ft.. * Driver Volume Displaced: 0.09 cu.ft. / 2.54 liters. * Overall Diameter: 15.32-in , 389.1 mm. * Baffle Hole Diameter: 14-in , 355.6 mm. * Front Sealing Gasket: Yes. * Rear Sealing Gasket: Yes. * Mounting Holes Diameter: 0.28-in , 7.1mm. * Mounting Holes B.C.D.: 14.56-in , 369.8mm. * Depth: 6.8-in , 172.7 mm. * Net Weight: 7.9 lbs, 3.58 kg. * Shipping Weight: 10.1 lbs, 4.58 kgs. * Materials of Construction. * Coil Construction: Copper voice coil. * Coil Former: Polyimide former. * Magnet Composition: Neodymium magnet. * Core Details: Vented core. -----------------------------------. * Basket Materials: Die-cast aluminum basket/ heatsink. * Cone Composition: Paper cone. * Cone Edge Composition: Cloth cone edge. * Dust Cap Composition: Solid composition paper dust cap.