Eminence Delta Pro 15A, 15" Speaker 400Watt/8Ohm, 54Hz - 4.2kHz

Recommended for professional audio in both sealed and vented enclosures. Ideal for full-range, mid/hi, and monitor wedges.

SPECIFICATION Nominal Basket Diameter 15", 381 mm Nominal Impedance 8 ohms Power Rating Watts 400 W / Music Program 800 W Resonance 42 Hz Usable Frequency Range 54 Hz - 4.2 kHz Sensitivity 101.6 Magnet Weight 80 oz. Gap Height 0.375", 9.53 mm Voice Coil Diameter 2.5", 63.5 mm

THIELE & Small Parameters Resonant Frequency (fs) 42 Hz DC Resistance (Re) 5.71 Coil Inductance (Le) 0.83 mH Mechanical Q (Qms) 4.73 Electromagnetic Q (Qes) 0.44 Total Q (Qts) 0.40 Compliance Equivalent Volume (Vas) 243.5 liters / 8.6 cu. ft. Peak Diaphragm Displacement Volume 368 cc Mechanical Compliance of Suspension (Cms) 0.24 mm/N BL Product (BL) 14.5 T-M Diaphragm Mass inc. Airload (Mms) 61 grams Efficiency Bandwidth Product (EBP) 95 Maximum Linear Excursion (Xmax) 4.3 mm Surface Area of Cone (Sd) 856.3 cm2 Maximum Mechanical Limit (Xlim) 13.7 mm

MOUNTING Information Recommended Enclosure Volume Sealed 28-42.5 liters/1-1.5 cu.ft. Vented 57-133 liters/2-4.7 cu.ft. Overall Diameter 15.32", 389 mm Baffle Hole Diameter 14.0", 356 mm Front Sealing Gasket fitted as standard Rear Sealing Gasket fitted as standard Mounting Holes Diameter 0.28", 7.1 mm Mounting Holes B.C.D. 14.56", 369.9 mm Depth 6.06", 154 mm

MATERIALS of Construction Aluminum voice coil Polyimide former Ferrite magnet Vented and extended core Die-cast aluminum basket Paper Cone Cloth cone edge Solid composition paper dust cap