LEGEND BP 122 12" Bass Guitar Speaker

A 12" bass guitar driver that delivers warm, rich tones and deep bass. A big brother to the popular 10" Legend BP102, this driver is at home in small sealed enclosures and works well in Pro Audio and Home Hi-Fi applications. Specifications Download Spec Sheet Download Cab Design SPECIFICATION Nominal Basket Diameter 12", 305 mm Nominal Impedance* 8 Ω Power Rating* Program Power 500 W Watts 250 W Resonance 35 Hz Usable Frequency Range 35 Hz - 2.3 kHz Sensitivity* 94.1 dB Magnet Weight 38 oz. Gap Height 0.3125", 7.9 mm Voice Coil Diameter 2", 51 mm THIELE & SMALL PARAMETERS Resonant Frequency (fs) 35 Hz DC Resistance (Re) 5.66 Ω Coil Inductance (Le) 0.84m H Mechanical Q (Qms) 9.26 Electromagnetic Q (Qes) 0.57 Total Q (Qts) 0.54 Compliance Equivalent Volume (Vas) 157.4 liters / 5.56 cu.ft. Peak Diaphragm Displacement Volume (Vd) 330.1 cc Mechanical Compliance of Suspension (Cms) 0.4 mm/N BL Product (BL) 10.55 T-M Diaphragm Mass Inc. Airload (MMs) 50 grams Efficiency Bandwidth Product (EBP) 62 Maximum Linear Excursion (Xmax) 6.2 mm Surface Area of Cone (Sd) 532.4 cm2 Maximum Mechanical Limit (Xlim) 12.4 mm MOUNTING INFORMATION Recommended Enclosure Volume Sealed Acceptable Vented Acceptable Driver Volume Displaced 0.071 cu.ft. / 2 liters Overall Diameter 12.26", 311.4 mm Baffle Hole Diameter 11.08", 281.4 mm Front Sealing Gasket Yes Rear Sealing Gasket Yes Mounting Holes Diameter 0.25", 6.4mm Mounting Holes B.C.D. 11.71", 297.4mm Depth 5.33", 135.3 mm Net Weight 9 lbs, 4.08 kg Shipping Weight 11 lbs, 4.99 kgs MATERIALS OF CONSTRUCTION Coil Construction Copper voice Coil Coil Former Polyimide former Magnet Composition Ferrite magnet Core Details Non-vented core     Basket Materials Pressed Steel basket Cone Composition Paper cone Cone Edge Composition Cloth cone edge Dust Cap Composition Solid composition felt dust cap Frequency Response