Product typeLoudspeaker ChassisTypePANominal Diameter3 ", 76 mmVoice Coil0.79 ", 20 mmOverall diameter101.1 mmPitch Circle Diameter92.1 mmCut- out Measurement77.2 mmDiameter of fixing holes4.1 mmDepth44.6 mmNominal Impedance8 Ohm(s)Nominal Load Capacity30 Wmaximum rated load60 WSensitivity (1 W / 1 m)88.6 dBFrequency response150 - 20000 HzVoice Coil MaterialcopperMagnetFerriteThiele & Small ParameterFs (Resonance Frequency)118 HzRe (DC resistance)5.12 Ohm(s)Qms (mechanical quality)7.94Le (inductance of the voice coil)0.11 mHQes (electrical quality)0.53Qts (overall quality)0.5Vas (equivalent volume)0.95Mms (moving mass)2 gBL (power factor)3.93 T/mXmax (maximum displacement)2.4 mmCms (elasticity of the suspension)0.84 mm/NSd (membrane area)28.6 cm2Weight0,68 kg