LAB 15 | 15" Professional Series Speaker

Subwoofer suited for small vented boxes. Also suitable for horn loading. Applications  Subwoofer | Pro Audio | Car Audio | Home Stereo | Home Theater Box Type: Sealed | Vented | Horn Loading SpecificationsDownload Spec Sheet Download Cab Design SPECIFICATION Nominal Basket Diameter 15", 381 mm Nominal Impedance* 6 Ω Power Rating* Program Power 1200 W Watts 600 W Resonance 28 Hz Usable Frequency Range 20 Hz - 0.1 kHz Sensitivity* 88.5 dB Magnet Weight 160 oz. Gap Height 0.375", 9.5 mm Voice Coil Diameter 3", 76 mm THIELE & SMALL PARAMETERS Resonant Frequency (fs) 28 Hz DC Resistance (Re) 4.9 Ω Coil Inductance (Le) 3.23m H Mechanical Q (Qms) 5.36 Electromagnetic Q (Qes) 0.37 Total Q (Qts) 0.35 Compliance Equivalent Volume (Vas) 103.61 liters / 3.66 cu.ft. Peak Diaphragm Displacement Volume (Vd) 968 cc Mechanical Compliance of Suspension (Cms) 0.11 mm/N BL Product (BL) 26.7 T-M Diaphragm Mass Inc. Airload (MMs) 308 grams Efficiency Bandwidth Product (EBP) 75 Maximum Linear Excursion (Xmax) 11.8 mm Surface Area of Cone (Sd) 823.7 cm2 Maximum Mechanical Limit (Xlim) 22 mm MOUNTING INFORMATION Recommended Enclosure Volume Sealed 35-108 liters / 1.2-3.8 cu.ft. Vented 71-290 liters / 2.5-10.3 cu.ft. Driver Volume Displaced 0.158 cu.ft. / 4.46 liters Overall Diameter 15.34", 389.6 mm Baffle Hole Diameter 14", 355.6 mm Front Sealing Gasket Yes Rear Sealing Gasket N/A Mounting Holes Diameter 0.26", 6.6mm Mounting Holes B.C.D. 14.7", 373.4mm Depth 7.75", 196.9 mm Net Weight 23.8 lbs, 10.8 kg Shipping Weight 26 lbs, 11.79 kgs MATERIALS OF CONSTRUCTION Coil Construction Copper voice coil Coil Former Aluminum former Magnet Composition Double stacked 80 oz. ferrite magnets Core Details Vented and extended core     Basket Materials Die-cast aluminum basket Cone Composition Kevlar-reinforced paper cone Cone Edge Composition Foam cone edge Dust Cap Composition water resistant treated solid composition paper Frequency Response