Product typeLoudspeaker ChassisTypeMid/Hi-Range, PANominal Diameter12 ", 304.8 mmVoice Coil3 ", 76.2 mmOverall diameter311.4 mmPitch Circle Diameter297.5 mmCut- out Measurement279.5 mmDiameter of fixing holes6.4 mmDepth143 mmNominal Impedance8 Ohm(s)Nominal Load Capacity450 Wmaximum rated load900 WSensitivity (1 W / 1 m)99.3 dBFrequency response62 - 4200 HzVoice Coil MaterialAluminumMagnetFerriteDepth of the magnetic gap9.53 mmThiele & Small ParameterFs (Resonance Frequency)45 HzRe (DC resistance)5.41 Ohm(s)Qms (mechanical quality)7.76Le (inductance of the voice coil)0.77 mHQes (electrical quality)0.28Qts (overall quality)0.27Vas (equivalent volume)112Mms (moving mass)42 gBL (power factor)15.2 T/mXmax (maximum displacement)3.2 mmCms (elasticity of the suspension)0.3 mm/NSd (membrane area)519.5 cm2Weight7,488 kg
