KAPPA-15A American Standard Serie Empfohlen als Tief-/Mitteltöner oder Tieftöner für professionelle Audioanwendungen (Bassreflex-Gehäuse). Auch für Bassgitarre geeignet. SPECIFICATION Nominal Basket Diameter 15", 381 mm Nominal Impedance 16 ohms Power Rating Watts 450 W / Music Program 900 W Resonance 33 Hz Usable Frequency Range 52 Hz - 2.3 kHz Sensitivity 100.5 Magnet Weight 80 oz. Gap Height 0.375", 9.53 mm Voice Coil Diameter 3", 76.2 mm THIELE & Small Parameters Resonant Frequency (fs) 33 Hz DC Resistance (Re) 5.22 Coil Inductance (Le) 1.05 mH Mechanical Q (Qms) 8.90 Electromagnetic Q (Qes) 0.33 Total Q (Qts) 0.32 Compliance Equivalent Volume (Vas) 321.3 liters / 11.35 cu. ft. Peak Diaphragm Displacement Volume (Vd) 343 cc Mechanical Compliance of Suspension (Cms) 0.31 mm/N BL Product (BL) 15.7 T-M Diaphragm Mass inc. Airload (Mms) 76 grams Efficiency Bandwidth Product (EBP) 98 Maximum Linear Excursion (Xmax) 4.0 mm Surface Area of Cone (Sd) 856.3 cm² Maximum Mechanical Limit (Xlim) 11.6 mm MOUNTING Information Recommended Enclosure Volume Sealed N/A Vented 45-113 liters/1.6-4 cu.ft. Overall Diameter 15.16", 384.9 mm Baffle Hole Diameter 13.77", 349.6 mm Front Sealing Gasket fitted as standard Rear Sealing Gasket fitted as standard Mounting Holes Diameter 0.25", 6.4 mm Mounting Holes B.C.D. 14.56", 369.9 mm Depth 6.13", 156 mm