Excellent bass and mid-bass response, high power handling capacity. Aluminium die-cast frame with gold plated push type heavy duty terminals. GLASS FIBRE former for withstanding high temperature. 10.16CM (4”) Edge-wound aluminium wire voice coil for higher SPL. Power Rating 650 Watts RMS Nominal Chassis Diameter 380mm (15″) Nominal Impedance 8 ohms Sensitivity (1W/1m) 97dB Magnet Weight 2.85kg Resonant Frequency Fs 50Hz Impedance Re 5.1 ohms Electromagnetic Q Qes 0.32 Mechanical Q Qms 5.91 Total Q Qts 0.30 Compliance Equivalent Volume VAS 109 Litr Surface Area of Cone Sd 830 cm2 Reference Efficiency ho 3.5% Voice Coil Overhang Xmax 3.6 mm Diaphragm Mass inc Airload Mms 97.6 Gram BI Product BL 22.92 TM Coil Inductance Le 1.60 mH Overall Diameter 390 mm Depth 142 mm Baffle Hole Diameter, Front Mount 357 mm Bolt Mount Diameter (PCD) 372 mm (8 Bolts) Weight 11.00kg approx.
