JBL W12GTi MKll W 12GTi W12 GTi Subwoofer 12 inch

Item# W12GTI MKII General Specifications Size12 SeriesGti Audio Specifications Peak Power4000W Power Handling (Peak)4000W Nominal Impedance3 or 12 ohms Frequency Response18Hz–1kHz ±3dB Power Handling (RMS)25 - 700W Sensitivity(2.83V@1m) 91dB Dimensions Mounting Depth (in)10-1/4 Mounting Cutout Diameter (mm)280 Mounting Depth (mm)260 External Diameter (mm)312 External Diameter (in)12-1/4 Mounting Cutout Diameter (in)11 Woofer Specifications Driver Radiating Area(Sd – in2/cm2) 74.3/480 Magnetic Gap Height(Hag – in/mm) 1.0/25.4 Voice Inductance(Levc – mH) 0.75 (parallel VC connection) Voice Coil Height(Hvc – in/mm) 2.6/66.04 Suspension Compliance(Cms – ?m/N) 135.28 Voice CoilvDual 6-ohm Differential Drive, 3" (76mm) diameter Compliance Volume(Vas – ft3 / l) 1.58/44.75 Maximum Excursion(Xmax –in/mm) 0.8/20.32 Vented PolepieceYes Progressive SpiderYes SurroundNitrile-butylene rubber – one-piece with gasket Low-Frequency Transducer12" (305mm) Kevlar-impregnated paper cone Total Q(Qts) 0.51 Diecast Aluminum FrameYes (vented) Motor Force Factor(Bl – Tm) 14.64 (parallel VC connection) Electrical Q(Qes) 0.55 Voice Coil DC Resistance(Revc – ohms) 3.2 (parallel VC connection) Mechanical QQ (Qms) 6.68