Product typeLoudspeaker ChassisTypePANominal Diameter12 ", 305 mmVoice Coil4 ", 101.6 mmOverall diameter318 mmPitch Circle Diameter300 mmCut- out Measurement283 mmMounting holes8Diameter of fixing holes7 x 8 mmDepth146 mmNominal Impedance8 Ohm(s)Nominal Load Capacity1000 Wmaximum rated load2000 WSensitivity (1 W / 1 m)98 dBFrequency response45 - 1700 HzVoice Coil MaterialcopperMagnetNeodymiumDepth of the magnetic gap10 mmThiele & Small ParameterFs (Resonance Frequency)43 HzRe (DC resistance)5.7 Ohm(s)Qms (mechanical quality)5.2Le (inductance of the voice coil)0.85 mHQes (electrical quality)0.25Qts (overall quality)0.24Vas (equivalent volume)65Mms (moving mass)8 gBL (power factor)22.25 T/mXmax (maximum displacement)± 4.5 mmCms (elasticity of the suspension)0.17 mm/NSd (membrane area)531 cm2Weight4,7 kg
