EMINENCE KILOMAX PRO 18A KOMPONEN / COMPONENT SPEAKER

KOMPONEN / COMPONENT SPEAKER EMINENCE KILOMAX PRO 18A Recommended for professional audio subwoofer and woofer applications in sealed and vented enclosures. Not for horn-loading or scoops. SPECIFICATION : Nominal Basket Diameter 18" , 457 mm Nominal Impedance* 8 © Power Rating* * Watts 1250 W Music Program 2500 W Resonance 32 Hz Usable Frequency Range 33 Hz - 0.3 kHz Sensitivity* * * 95.8 dB Magnet Weight 109 oz. Gap Height 0.375" , 9.5 mm Voice Coil Diameter 4" , 102 mm THIELE & SMALL PARAMETERS : Resonant Frequency ( fs) 32 Hz DC Resistance ( Re) 5.07 © Coil Inductance ( Le) 1.59m H Mechanical Q ( Qms) 10.15 Electromagnetic Q ( Qes) 0.49 Total Q ( Qts) 0.47 Compliance Equivalent Volume ( Vas) 331.5 liters / 11.71 cu.ft. Peak Diaphragm Displacement Volume ( Vd) 1159 cc Mechanical Compliance of Suspension ( Cms) 0.18 mm/ N BL Product ( BL) 17.2 T-M Diaphragm Mass Inc. Airload ( MMs) 143 grams Efficiency Bandwidth Product ( EBP) 65 Maximum Linear Excursion ( Xmax) 10 mm Surface Area of Cone ( Sd) 1159 cm2 Maximum Mechanical Limit ( Xlim) 19.2 mm MOUNTING INFORMATION : Recommended Enclosure Volume Sealed 104.8-172.7 liters / 3.7-6.1 cu.ft. Vented 118.9-303 liters / 4.2-10.7 cu.ft. Driver Volume Displaced 0.234 cu.ft. / 6.62 liters Overall Diameter 18" , 457.2 mm Baffle Hole Diameter 16.56" , 420.6 mm Front Sealing Gasket Yes Rear Sealing Gasket Yes Mounting Holes Diameter 0.28" , 7.1mm Mounting Holes B.C.D. 17.25" , 438.2mm Depth 8.15" , 207 mm Net Weight 27.4 lbs, 12.43 kg Shipping Weight 30.9 lbs, 14.02 kgs MATERIALS OF CONSTRUCTION : Coil Construction Copper voice coil Coil Former Kapton former Magnet Composition Ferrite magnet Core Details Extended core with Core Periphery Ventilation Basket Materials Die-cast aluminum basket Cone Composition Treated Paper-Kevlar Cone Edge Composition Cloth cone edge Dust Cap Composition Porous cloth top spider/ heatsink