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Eminence Kappa Pro 12 Speaker Specifications

Thiele-Small Parameters
Resonant Fequency (fs) 37 Hz
Impedance (Re) 5.46 ohms
Coil Inductance (le) 1.22 mH
Electromagnetic Q (Qes) 0.25
Mechanical Q (Qms) 6.93
Total Q (Qts) 0.24
Compliance Eqiv. Volume 121 liters
Peak Diaphragm Displacement Vol. (Vd) 247cc
Mechanical Compliance of Suspension (Cms) 0.32mm/N
BL Product (BL) 17.3 T-M
Diaphragm Mass incl. Airload (Mms) 59 grams
Equivalent Resistance of Mech. Suspension Loss (Rms) 1.97sec/M
Efficiency Bandwidth Product (EBP) 148
Voice Coil Overhang (Xmax) 4.8mm
Surface Area of Cone (Sd) 519.5cm2
Impedance at Resonance (Zmax) 158 ohms

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