Eminence Eminence Professional Series Delta Pro-15A 15" Pro Audio Speaker, 400 Watts at 8 Ohms

Style:400 W, 8 Ohm | Size:15 Inch Music Program 800W Resonance 42Hz Usable Frequency Range 54Hz-4.2kHz Sensitivity: 101.6 Magnet Weight 80 ounce Gap Height 0.375", 9.53mm Voice Coil Diameter 2.5", 63.5mm THIELE and SMALL PARAMETERS Resonant Frequency (FS) 42Hz Download PDF Spec Sheet DC Resistance (Re) 5.71 Coil Inductance (Le) 0.83mH 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 (VD) 368cc Mechanical Compliance of Suspension (CMS) 0.24mm/N BL Product (BL) 14.5 T-M Diaphragm Mass Inc. Air load (Mms) 61 grams Efficiency Bandwidth Product (EBP) 95 Maximum Linear Excursion (XMAX) 4.3mm Surface Area of Cone (SD) 856.3 cm2 Maximum Mechanical Limit (XLIM) 13.7mm MOUNTING INFORMATION Recommended Enclosure Sealed 28-42.5 liters/1-1.5 cu.ft. Vented 57-133 liters/2-4.7 cu.ft. Overall Diameter 15.32", 389mm Baffle Hole Diameter 14.0", 356mm Front Sealing Gasket fitted as standard Rear Sealing Gask...