Match MW 8BMW - D
Power RMS / max. P 200 / 400 Watts Impedance Z 2 x 2 – DC resistance Re 3.4 – Resonance frequency Fs 46 Hz Mechanical Q factor Qms 4.45 Electrical Q factor Qes 0.59 Total Q factor Qts 0.52 Compliance Cms 272 µm/N Equivalent air volume Vas 17.3 L Force factor B*I 8.6 Tm Efficiency 1 W / 1 m SPL 90 dB Cone area Sd 214 cm² Moving mass Mms 44.2 g Cone material Hand - scooped paper cone Mechanical resistance Rms 0.74 kg/s Voice coil diameter ø 42.5 mm Voice coil winding height Handgeschöpfte Papiermembran Max. linear excursion Xmax +/ - 4.0 mm Outer diameter ø 239 mm / 9.41? Installation diameter ø 175 mm / 6.89? Installation depth 40 mm / 1.57? Recommended enclosure volumes Sealed box Net volume 3 L Lower limiting frequency ( - 3dB) 63 Hz DSP settings - Highpass: Butterworth 12 dB/octave crossover frequency 40 Hz - Additional EQ filter: center frequency 90 Hz Q factor 3.0 gain - 4 dB - Lowpass: Butterworth 24 dB/octave crossover frequency 80 - 100 Hz Vented box For one subwoofer For two subwoofers Net volume 12 L 24 L Port diameter ø 60 mm / 2.36? 80 mm / 3.15 Port area 28 cm² 50 cm² Port length 25 cm / 9.84? 20 cm / 3.94? Port tuning frequency Fb 46 Hz 46 Hz Lower limiting frequency ( - 3dB) 45 Hz 45 Hz DSP settings - Highpass: Self - Define crossover frequency 40 Hz Q factor 1.3 - Additional EQ filter: center frequency 67 Hz Q factor 3.0 gain - 3 dB - Lowpass: Butterworth 24 dB/octave crossover frequency 80 - 100 Hz Compatibility: 1 - series E81 3 - door 2004 - 2011 Under - seat E82 Coupe 2004 - 2011 Under - seat E87 5 - door 2004 - 2011 Under - seat E88 Convertible 2004 - 2011 Under - seat F20 5 - door 2011 - Under - seat F21 3 - door 2011 - Under - seat 2 - series F22 Coupe 2011 - Under - seat F23 Convertible 2011 - Under - seat 3 - series E90 Sedan 2005 - 2011 Under - seat E91 Touring 2005 - 2011 Under - seat E92 Coupe 2005 - 2011 Under - seat E93 Convertible 2005 - 2011 Under - seat F30 Sedan 2012 - Under - seat F31 Touring 2012 - Under - seat F34 Gran Turismo 2013 - Under - seat F35 Sedan Long Version 2012 - Under - seat 4 - series F32 Coupe 2014 - Under - seat F33 Convertible 2014 - 5 - series E60 Sedan 2003 - 2010 Under - seat E61 Touring 2003 - 2010 Under - seat F10 Sedan 2011 - Under - seat F11 Touring 2011 - Under - seat 6 - series F12 Convertible 2011 - Under - seat F13 Coupe 2011 - Under - seat 7 - series F01 Sedan 2008 - Under - seat X1 E84 SUV 2009 - 2012 Under - seat X3 E83 SUV 2003 - 2010 Under - seat F25 SUV 2010 - Under - seat X4 F26 SUV 2014 - Under - seat X5 E70 SUV 2006 - 2013 Under - seat X6 E71 SUV 2008 - Under - seat.
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