- AED 3,937.50Mackie's Thump18S 1200W 18" Powered Subwoofer features a professional band-pass design that delivers class-leading output and deep, room-filling lows. Designed by the world's leader in portable live sound, the Thump18S provides ample power for your high-output applications, bringing your Mackie Thump or SRM system to an entirely new level. A full set of professional input/output connections provides simple integration and sonic optimization of any system. Plus, there's ample protection in place to protect your investment. With tons of power and a high-output/deep punch band-pass design, the Thump18S is the perfect subwoofer to complete your professional PA.<br><br> 1200W of Room-Shaking Low End<br>The Thump18S features a professional band-pass design for maximum output and deep, room-filling low end. The custom-designed 18" woofer is designed to handle the amazing power of the 1200W Class-D amplifier. Class-D amps run cooler than traditional designs, with minimal risk of thermal shutdown when used in hot venues or outdoor environments.<br><br> Total System Optimization<br>Optimized and tuned for ideal performance under the strenuous conditions of live sound applications, the Thump18S always sounds its best. A precision crossover (140Hz) is perfect for giving the right signal to the top boxes and highly-accurate tuning filters are in place to make sure you get powerful bass that sits right in the mix. There's even powerful system protection that automatically works when things get pushed too hard.<br><br> Application Flexible<br>Ready for professional applications, Thump18S features all the right I/O to get the job done. Dual XLR inputs handle mono or stereo sources while dual XLR full-range and high-pass outs deliver the output flexibility you need. User-adjustable level and polarity controls offer additional control.