12" loudspeaker of 8 Ohms for reproduction of bass and medium-bass ranges in 2- and 3-way systems.
Recommended Application
Specifications:
Nominal Diameter.................305(12) mm(in) Nominal Impedance......................8 Ohms Power Musical Program**.................400 Watts Continuous Power (RMS)............200 Watts Nominal Resonance.....................52 Hz Sensitivity (1W/1m)...................98 dB SPL Frequency Response...............55-5000 Hz Flux Density.................11500(1.15) Gauss(Tesla) Voice Coil Inductance...............0.45 mH Voice Coil Diameter.............46(1.81) mm(in) Displacement in Enclosure.....1.8(0.064) l(cu ft) Magnet Weight...................1247(44) g(oz) Magnetic Set Weight...........3240(7.13) g(lb)N Net Weight....................3940(8.68) g(lb) THIELE-SMALL PARAMETERS Fs Free Air Resonance...........48.04 Hz Re DC Coil Resistance............6.27 Ohms Qms Mechanical Q Factor..........13.75 Qes Electrical Q Factor...........0.67 Qts Total Q Factor................0.63 Vas Equiv. Vol. of Air.....100.67 l no% Reference Efficiency..........2.66 % Sd Effective Piston Area..0.0510(79) m²(in²) Vd Sd x Xmax..............63.83(3.89) cm³(in³) Xmax Excursion...............1.25(0.05) mm(in) BL Force Factor.................10.65 Tm ** Specifications for use in musical and vocal program, allowing a maximum amplifier distortion of 5%. Due to technological progress, we may insert modifications without previous announcement.
Dimensions (mm):
Curves: Response Curve of the loudspeaker installed in a 65-liter (2.29 ft³) enclosure (VB12PW-1A), drawn in an Anechoic Chamber. Impedance Curve of the loudspeaker in open air.
Project:
