JBL LSR6312SP 12 Powered Studio Subwoofer

Product Information: Powered Studio Subwoofer System The LSR6312SP powered subwoofer is based on a 12" woofer with JBL's patented Differential Drive® and 250 Watts of power. THX® pm3 Approved. METAlliance® Certified. Specifications: Multi-format powered subwoofer for Dolby Prologic, AC-3, DTS and other surround formats.  250 W continuous output power amplifier. Sophisticated LCR bass management system. Direct LFE input with selectable 10 dB input sensitivity. Summed output allows chaining of multiple LSR6312SP for multiple subwoofer systems. Differential Drive® technology with dynamic braking for extended low frequency response and low power compression. High-density baffle for low resonance and stable inertial ground. Linear Dynamics Aperture port design eliminates port turbulence and reduces port compression. Reinforced enclosure and convenient mounting points for mounted installation. Frequency Response (-6 dB) 28 Hz - 80 Hz -10 dB 26 Hz Enclosure Resonance Frequency 28 Hz Low-To-High Crossover Frequency 80 Hz (4th order electroacoustic Linkwitz-Riley) Distortion, 96 dB SPL/ 1 m N/A Low Frequency (<80 Hz) N/A 2nd Harmonic <2% 3rd Harmonic <1% Maximum Continuous SPL >112 dB SPL / 1 m (35 Hz - 80 Hz) Maximum Peak SPL >115 dB SPL / 1 m (35 Hz - 80 Hz) Calibrated Input Sensitivity XLR or 1/4" Selectable -10 dBV +4 dBu, +8 dBu 96 dB / 1 m Power Nonlinearity (20 Hz - 200 Hz): N/A 30 W <0.4 dB 100 W <1.0 dB Power / Clip / Bypass Indicators Green LED - normal operation Amber LED - bypass mode Red LED - Limiter activated Low Frequency Topology Class A-B, all discrete Sine Wave Power Rating 260 W (<0.5% THD into rated impedance) THD + N, 1?2Power <0.05% AC Input Voltage 115 VAC, 60 Hz (230VAC, 50 Hz – model LSR6312SP/230) AC Input Voltage Operating Range ±15%