Eminence Delta 15LFA

THIELE & SMALL PARAMETERS Resonant Frequency (fs) 39Hz DC Resistance (Re) 6.11 Coil Inductance (Le) 1.37mH Mechanical Q (Qms) 6.3 Electromagnetic Q (Qes) 0.52 Total Q (Qts) 0.48 Compliance Equivalent Volume (Vas) 241.0 liters / 8.51 cu.ft. Peak Diaphragm Displacement Volume (Vd) 419cc Mechanical Compliance of Suspension (Cms) 0.23mm/N BL Product (BL) 14.6 T-M Diaphram Mass inc. Airload (Mms) 75 grams Efficiency Bandwidth Product (EBP) 75 Maximum Linear Excursion (Xmax) 4.8mm Surface Area of Cone (Sd) 873.0 cm2 Maximum Mechanical Limit (Xlim) 16.5mm MOUNTING INFORMATION Recommended Enclosure Sealed 36.8-42.5 liters/1.3-1.5 cu.ft. Vented 85-167 liters/3-5.9 cu.ft. Overall Diameter 15.15", 384.8mm Baffle Hole Diameter 13.77", 349.6mm Front Sealing Gasket fitted as standard Rear Sealing Gasket fitted as standard Mounting Holes Diameter 0.25", 6.4mm Mounting Holes B.C. D. 14.56", 369.9mm Depth 6.3", 160mm Net Weight 12.8 lbs., 5.8 kg Shipping Weight 14.8 lbs., 6.7 kg MATERIALS OF CONSTRUCTION Coil Construction Copper voice coil Coil Former Polyimide former Magnet Composition Ferrite magnet Core Details Vented and extended core Basket Materials Pressed steel basket Cone Composition Paper Cone Cone Edge Composition Cloth cone edge Dustcap Composition Solid composition paper dust cap