JL Audio 12W1v3-4 12" Subwoofer

JL Audio 12W1v3-4 12" Subwoofer The 12W1v3 is a lightweight 12-inch driver with excellent performance capabilities at moderate power levels. It features moderate mounting depth with no pole-vent, so the rear of the motor structure can be placed directly against an enclosure boundary. Excellent excursion capability and linearity allow it to reproduce sub-bass with shocking extension and quality. Several of JL Audio's proprietary technologies enhance its performance and reliability. The 12W1v3-4 is best used with amplifier power in the 75W - 300W range and is optimized to operate in a compact 1.10 cu. ft. (31.5 l) sealed enclosure. Specifications Free Air Resonance (Fs) 26.21 Hz Electrical “Q” (Qes) 0.535 Mechanical “Q” (Qms) 8.2 Total Speaker “Q” (Qts) 0.502 Equivalent Compliance (Vas) 2.706 cu ft / 76.63 L One-Way Linear Excursion (Xmax)* 0.45 in / 11 mm Reference Efficiency (no) 0.2500% Efficiency (1 W / 1 m)** 86.1 dB SPL Effective Piston Area (Sd) 81.426 sq in / 0.0525 sq m DC