Nominal diameter - 380 mm 15 in Rated impedance - 8 Ω Minimum impedance - 6,8 Ω Power capacity 1 - 1.000 WAES Program power 2 - 2.000 W Sensitivity - 98 dB 1W / 1m @ ZN Frequency range - 45 - 2.000 Hz Recom. enclosure vol - 30 / 120 l 1,06 / 4,24 ft3 Voice coil diameter - 101,6 mm 4 in Bl factor - 27,4 N/A Moving mass - 0,157 kg Voice coil length - 20 mm Air gap height - 12 mm Xdamage (peak to peak) - 52 mm

Resonant frequency, fs - 45 Hz D.C. Voice coil resistance, Re - 5,2 Ω Mechanical Quality Factor, Qms - 5,9 Electrical Quality Factor, Qes - 0,31 Total Quality Factor, Qts - 0,30 Equivalent Air Volume to Cms, Vas - 80,7 l Mechanical Compliance, Cms - 78 µm / N Mechanical Resistance, Rms - 7,6 kg / s Efficiency, η0 - 2,4 % Effective Surface Area, Sd - 0,0855 m2 Maximum Displacement, Xmax 4 - 8 mm Displacement Volume, Vd - 684 cm3 Voice Coil Inductance, Le - 1,5 mH

Overall diameter - 388 mm 15,3 in Bolt circle diameter - 370 mm 14,6 in Baffle cutout diameter - 352 mm 13,9 in - Front mount Depth - 175 mm 6,9 in Net weight - 13,1 kg 28,9 lb Shipping weight - 14,1 kg 31,1 lb