JBL LSR6312SP 250 W 12" Powered Studio Subwoofer Overview:

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.

Features:

• 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.

Specifications:

• 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 operationAmber LED - bypass modeRed 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%

Made in China