Sound Barrier CORE8218SA

Sound Barrier CORE 8218SA Active 18″ Subwoofer

Overview

The Sound Barrier CORE 8218SA is a high-performance active subwoofer system engineered to deliver deep, powerful bass for professional audio applications. Designed for both touring and fixed installations, this subwoofer offers exceptional low-frequency extension and output capability.

Key Features

• High-Powered Subwoofer: Equipped with a single ultra-long 18″ woofer featuring a 4″ voice coil and neodymium magnet, the CORE 8218SA delivers robust bass output.
• Integrated Class D Amplifier: The subwoofer includes a one-channel, 1500W Class D amplifier, specifically designed to power its corresponding passive cabinet, the CORE 8218SP. It can also be used in a full active line array setup if required or preferred.
• Low-Frequency Extension: The front-loaded design, combined with reflex loading at the rear of the low-frequency driver, extends the subwoofer’s output below its natural cutoff point.
• Compact and Lightweight Design: Despite its powerful performance, the CORE 8218SA maintains a compact and lightweight form factor, facilitating easy transport and setup.
• Flexible Deployment Options: The subwoofer can be flown or ground-stacked, offering flexibility to suit various venue requirements.
• Seamless Integration: Designed to be used with the CORE 8218SP passive subwoofer, the CORE 8218SA can also function in a fully active line array setup if preferred.
• Advanced DSP Control: Features the latest digital signal processor and the NUCLEUS FIR by Sound Barrier™ Loudspeaker Management Software for precise system tuning.

Specifications

• Frequency Response: 32 Hz – 300 Hz
• Maximum SPL: 131 dB
• Power Handling: 3000W peak, 1500W RMS
• Cooling: Convection and fan vent
• Connections: PowerCON in/out
• Operational Voltage: Universal mains, 85-268V
• Low Frequency Driver: 18-inch, 4-inch voice coil, neodymium magnet
• Input Signal: XLR line input, RJ45 Ethernet
• Output Connectors: XLR loop, NUCLEUS FIR RJ45 Ethernet, Neutrik® Speakon NL4
• Crossover Frequencies: 30 Hz, 96 Hz –24 dB/oct
• Protection: Over-heat, clip/limiter with gain reduction
• Controls: Input gain, 8 DSP presets
• NUCLEUS FIR: Yes
• CE Certification: Yes
• FCC Certification: Yes
• UL Certification: Yes
• RoHS Compliant: Yes
• Color: Black polyurethane paint
• Handles: Four side-mounted handles
• Material: Birch plywood
• Rigging: Fast integral rigging and magnetic pins
• Grille: Steel with acoustic foam
• Accessories: Amplifier rain cover
• Dimensions: Width: 25.2 inches (640 mm), Depth: 26.8 inches (680 mm), Height: 21.3 inches (540 mm)
• Weight: 134.5 lb (61 kg)

Applications

• Touring Sound Systems: Ideal for live events requiring high-output bass performance.
• Fixed Installations: Suitable for permanent setups in venues such as theaters, clubs, and auditoriums.
• Mobile Sound Reinforcement: Perfect for mobile DJs and event organizers needing reliable low-frequency support.

Accessories

• CORE82BPSYS: Speaker Mount Bracket System for CORE82
• COREFFSUBAD: Line Array Frame Fly/Ground Stack Bars.

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