The Mackie Thump 18S is a powerful active subwoofer designed for live music venues. It features a 1200W Class-D power amplifier and a custom 18 high-output woofer, delivering deep bass with exceptional clarity. The Thump 18S offers various stereo output options, allowing you to easily configure your PA system to suit different venues and situations.
Built to withstand the demanding nature of life on the road, the Thump 18S is constructed with Mackie’s Built-Like-A-Tank design. Its solid all-wood cabinet ensures durability, while integrated protection circuitry ensures the safe and smooth operation of the system.
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The Thump 18S is the ideal choice if you want to make an impact with your sound. It is designed to deliver powerful bass with remarkable depth and power, making it the perfect companion for your full-range loudspeakers. With its 1200W of Class-D power and custom 18 woofer, the Thump 18S can produce high-output low frequencies with a maximum SPL of up to 130dB. This makes it perfect for filling your venue with rich, defined bass.
The Thump 18S offers exceptional flexibility with dual XLR inputs on the rear panel. This allows you to easily connect two loudspeakers for a 2.1 configuration or just one if you have multiple sub and full-range loudspeaker stacks. The subwoofer also features stereo full-range outputs for easy connection of additional subwoofers, as well as stereo high-pass outputs to optimize your mid/high loudspeakers. With a precision crossover at 140Hz, the Thump 18S ensures phenomenal sound quality regardless of your setup.
The Thump 18S is built to endure the rigours of the road. Its solid all-wood cabinet and Mackie’s Built-Like-A-Tank construction ensure its physical and electronic robustness. Integrated protection circuitry keeps the system running safely and reliably, making it suitable for even the most demanding situations.
Key features of the Thump 18S include a professional band-pass design for maximum output, a high-output 18 custom woofer paired with a cool-running 1200W Class-D amplifier, and a 140Hz precision crossover for optimized performance. It also offers user-adjustable level and polarity controls, easy mounting options for full-range loudspeakers, and a rugged all-wooden cabinet with a high-durability finish.
The Thump 18S has a frequency response of -3dB: 40Hz – 120Hz and -10dB: 30Hz – 132Hz. It has a maximum SPL of 130dB and a crossover point of 140Hz with a 2nd order HP and 6th order LP crossover slope. The woofer diameter is 18 / 457mm with a voice coil diameter of 3 / 76mm. The cone material is paper and the magnet material is ferrite. It has a rated power of 600W (RMS) / 1200W (peak) with a rated THD of less than 1-percent. The Thump 18S features convection cooling and a Class-D amp design. The input type is female XLR balanced with an input impedance of 20k Ohms (balanced and unbalanced). It has male XLR balanced full-range and high pass outputs. It also offers input protection, peak and RMS limiting, and power supply and amplifier thermal protection. The subwoofer has front and rear power ON display LEDs and a cabinet made of exterior grade 15mm plywood with a textured black catalyzed polyurethane paint finish. It features handles on each side for easy transportation. The power requirements are 220-240VAC 50-60Hz with a power consumption of 150W. The AC connector is a 3-pin IEC 250VAC 10A male. The dimensions of the Thump 18S are 672mm x 573mm x 580mm / 26.5 x 22.6 x 22.8 (H x W x D) and it weighs 37.2kg / 82lbs.
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