JBL LSR6312SP

The LSR6312SP powered subwoofer is based on a 12" woofer with JBL's patented Neodymium Differential Drive® and 250 Watts of power. An integral bass-management system provides all the features you need for today's multi-format surround production including: LCR and Direct LFE inputs, summed output for chaining multiple subwoofers, -4 dB alignment setting, and JBL's new RMC™ Room Mode Correction system. RMC Calibration Kit included.

• Multi-format powered subwoofer for Dolby Prologic, AC-3, DTS and other surround formats.
• RMC™ Room Mode Correction provides electronic control of response peaks due to room modes. RMC Calibration Kit included.
• 250 Watt 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.
• Neodymium Differential Drive NDD™ 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)1: 28 - 80 Hz
• Low Frequency Extension: User controls set to default
  • -3 dB: 34 Hz
  • -10 dB: 26 Hz
• Enclosure Resonance Frequency: 28 Hz
• Low-To-High Crossover Frequency: 80 Hz (4th order electroacoustic Linkwitz-Riley)
• 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 ¼", Selectable -10 dBV, +4 dBu, +8 dBu: 96 dB / 1 m
• Power Nonlinearity (20 Hz – 200 Hz):
  • 30 Watts: <0.4 dB
  • 100 Watts: <1.0 dB
• Low Frequency Model: 252F
• Diameter: 300 MM (12 in)
• Voice Coil: 50 mm (2 in) Differential Drive® with dynamic braking coil
• Magnet Type: Neodymium, with integral heat sink
• Cone Type: Carbon fiber composite
• Impedance: 2 ohms
• Finish: Smooth dark graphite
• Enclosure Construction: 19 mm (¾ in) MDF
• Mounting: 4 threaded mounting points conforming to industry standard square pattern 127 x 70 mm (5 x 2.75 in) center to center. M6 metric threads.
• Baffle Material: Injection molded structural ABS
• Enclosure Volume (net): 50 liter (1.8 cu ft)
• Net Weight: 22.7 kg (50 lb)
• Dimensions (WxHxD): 63.5 x 39.4 x 29.2 cm (25.0 x 15.5 x 11.5 in)