Product typeLoudspeaker ChassisTypePANominal Diameter15 ", 380 mmVoice Coil4 ", 100 mmOverall diameter393 mmPitch Circle Diameter374 mmCut- out Measurement354 mmMounting holes8Diameter of fixing holes6 mmDepth188 mmNominal Impedance8 Ohm(s)Nominal Load Capacity1000 Wmaximum rated load2000 WSensitivity (1 W / 1 m)96 dBFrequency response40 - 2000 HzVoice Coil MaterialcopperMagnetFerriteDepth of the magnetic gap12 mmThiele & Small ParameterFs (Resonance Frequency)40 HzRe (DC resistance)5 Ohm(s)Qms (mechanical quality)11.83Le (inductance of the voice coil)1.4 mHQes (electrical quality)0.35Qts (overall quality)0.34Vas (equivalent volume)82.8Mms (moving mass)165 gBL (power factor)24.3 T/mXmax (maximum displacement)12.45 mmCms (elasticity of the suspension)0.1 mm/NSd (membrane area)780 cm2Rms (mechanical loss resistance)3.3 kg/sWeight11,7 kg