Power handling RMS / max. P 100 / 150 Watts Impedance Z 3 Ω DC resistance Re 3.0 Ω Frequency response 40 Hz – 4,000 Hz Resonance frequency Fs 52 Hz Mechanical Q factor Qms 6.00 Electrical Q factor Qes 0.57 Total Q factor Qts 0.52 Compliance Cms 603 μm/N Equivalent air volume Vas 16.3 L Force factor B*I 5.2 Tm Sensitivity SPL 92 dB @ 2.83V / 1m 88 dB @ 1W / 1m Cone area Sd 139 cm² Moving mass Mms 15.3 g Cone material Paper cone with “MicroSphere” coating consisting of micro ceramic hollow spheres embedded in a polymer layer Mechanical resistance Rms 0.84 kg/s Voice coil diameter ø 37 mm Voice coil winding height 14 mm Max. linear excursion Xmax +/- 4.0 mm Outer diameter ø 166 mm / 6.5″ Installation diameter ø 142 mm / 5.6″ Installation depth 68.2 mm / 2.7″ Recommended enclosure volumes Sealed box Net volume 8 L Lower limiting frequency (-3dB) 69 Hz Vented box Net volume 15 L Port diameter ø 60 mm / 2.4″ Port area 28 cm² Port length 19 cm / 7.5″ Port tuning frequency Fb 45 Hz Lower limiting frequency (-3dB) 48 Hz Scope of delivery 2 x High-End Woofer BRAX GRAPHIC GL6 MK2 1 x Data sheet