Product typeLoudspeaker ChassisTypePANominal Diameter10 ", 254 mmVoice Coil2 ", 50.8 mmOverall diameter256.1 mmPitch Circle Diameter196.9 mmCut- out Measurement229.7 mmDiameter of fixing holes6.4 mmDepth101 mmNominal Impedance8 Ohm(s)Nominal Load Capacity250 Wmaximum rated load500 WSensitivity (1 W / 1 m)95.1 dBFrequency response58 - 20000 HzVoice Coil MaterialcopperMagnetFerriteDepth of the magnetic gap7.92 mmThiele & Small ParameterFs (Resonance Frequency)48 HzRe (DC resistance)5.53 Ohm(s)Qms (mechanical quality)5.21Le (inductance of the voice coil)0.75 mHQes (electrical quality)0.43Qts (overall quality)0.39Vas (equivalent volume)64.2Mms (moving mass)27 gBL (power factor)10.4 T/mXmax (maximum displacement)5 mmCms (elasticity of the suspension)0.39 mm/NSd (membrane area)344.9 cm2Weight3,322 kg