Product typeLoudspeaker ChassisTypePANominal Diameter12 ", 305 mmVoice Coil3 ", 77 mmOverall diameter318 mmPitch Circle Diameter300 mmCut- out Measurement283 mmMounting holes8Diameter of fixing holes7 x 8 mmDepth145 mmNominal Impedance8 Ohm(s)Nominal Load Capacity500 Wmaximum rated load1000 WSensitivity (1 W / 1 m)98 dBFrequency response45 - 2500 HzVoice Coil MaterialcopperMagnetNeodymiumDepth of the magnetic gap8 mmThiele & Small ParameterFs (Resonance Frequency)43.6 HzRe (DC resistance)5.7 Ohm(s)Qms (mechanical quality)5.44Le (inductance of the voice coil)1.14 mHQes (electrical quality)0.29Qts (overall quality)0.27Vas (equivalent volume)67.3Mms (moving mass)7.8 gBL (power factor)20.6 T/mXmax (maximum displacement)± 5.5 mmCms (elasticity of the suspension)0.17 mm/NSd (membrane area)531 cm2Weight3,45 kg
