Sound Barrier iLX15DSUB — 15″ Active Subwoofer with Selectable Crossover
iLX15DSUB Overview
The Sound Barrier iLX15DSUB is a high-output 15″ active subwoofer engineered for professional low-frequency reinforcement in live sound, DJ, touring, and fixed venue applications. Its Class-D amplification system delivers powerful, controlled bass with the efficiency and thermal stability required for extended high-demand operation. The large-format 15″ low-frequency driver provides strong impact and extended low-end response suited to high-energy music and larger performance spaces. System integrators, touring engineers, and venue operators who need a self-powered subwoofer with practical onboard tuning controls will find the iLX15DSUB a capable and flexible solution.
Rugged construction and professional connectivity make the iLX15DSUB straightforward to deploy across a wide range of system configurations, reducing setup time and integration complexity.
Key Features
- 15″ Low-Frequency Driver — Large-format woofer delivers strong impact and extended low-end response for high-energy music and larger performance spaces
- Class-D Amplification — Efficient, stable amplifier topology maintains consistent output under demanding conditions while minimizing heat and power draw
- Selectable Crossover Frequency — Four user-selectable crossover points (80Hz, 100Hz, 120Hz, or 150Hz) allow precise integration with a wide range of main loudspeakers
- 0° / 180° Phase Switch — Onboard phase alignment control ensures proper time alignment between the subwoofer and main loudspeakers in any system configuration
- Full / High-Pass Filter Output Switch — Selects whether connected top cabinets receive a full-range signal or a high-pass filtered signal above 120Hz, simplifying two-way system setup
- Ground Lift Switch — Reduces noise and hum when interfacing with diverse audio sources and system topologies
- Professional Connectivity — Designed for straightforward integration into live sound and installed system signal chains
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