Product typeLoudspeaker ChassisTypePANominal Diameter12 ", 300 mmVoice Coil2.5 ", 65 mmOverall diameter316 mmPitch Circle Diameter298.5 mmCut- out Measurement282 mmMounting holes8Diameter of fixing holes6 mmDepth135 mmNominal Impedance4 Ohm(s)Nominal Load Capacity300 Wmaximum rated load600 WSensitivity (1 W / 1 m)99 dBFrequency response50 - 4000 HzVoice Coil MaterialAluminumMagnetFerriteDepth of the magnetic gap8 mmThiele & Small ParameterFs (Resonance Frequency)54 HzRe (DC resistance)5.4 Ohm(s)Qms (mechanical quality)11.6Le (inductance of the voice coil)0.61 mHQes (electrical quality)0.41Qts (overall quality)0.4Vas (equivalent volume)62.83Mms (moving mass)46.9 gBL (power factor)14.4 T/mXmax (maximum displacement)4.92 mmCms (elasticity of the suspension)0.18 mm/NSd (membrane area)489 cm2Rms (mechanical loss resistance)1.37 kg/sWeight4,3 kg
