Product typeLoudspeaker ChassisTypeGuitarsNominal Diameter12 ", 304.8 mmVoice Coil2 ", 50.8 mmOverall diameter305.5 mmPitch Circle Diameter294.3 mmCut- out Measurement278.1 mmDiameter of fixing holes6.4 mmDepth130 mmNominal Impedance8 Ohm(s)Nominal Load Capacity150 Wmaximum rated load300 WSensitivity (1 W / 1 m)97 dBFrequency response49 - 4500 HzVoice Coil MaterialcopperMagnetNeodymiumDepth of the magnetic gap7.2 mmThiele & Small ParameterFs (Resonance Frequency)48 HzRe (DC resistance)5.1 Ohm(s)Qms (mechanical quality)5.5Le (inductance of the voice coil)0.43 mHQes (electrical quality)0.53Qts (overall quality)0.48Vas (equivalent volume)91Mms (moving mass)46 gBL (power factor)11.7 T/mXmax (maximum displacement)5.2 mmCms (elasticity of the suspension)0.24 mm/NSd (membrane area)519.5 cm2Weight2,294 kg
