Electro-Voice EXT-18SP 18" Powered Subwoofer, 1800W Power Rating, 33Hz-150Hz at -3 dB Frequency Response, 135dB Peak, SingleSPL

The Electro-Voice EXT-18SP is a powered subwoofer (Single) which can be used in a variety of portable and permanent applications. The DSP (Digital Signal Processing) menus offer extensive configurations, crossovers, true cardioid presets, protection limiters, EQ mode and a lock out mode that prevents casual changes to the system. Loudspeaker system performance is optimized via an LCD screen. The front LED indicates power or can be configured to indicate limit.

The EV's FIR-Drive technology utilized the latest FIR (Finite Impulse Response) filter technology to optimize transducer linearity and advanced limiter algorithms for independent peak and thermal transducer protection. True cardioid DSP preset delivers true cardioid response across all frequencies. The enclosure is constructed out of 18-mm, 13-ply birch plywood finished with EVCoat. Subwoofers include professional-grade castors and combination pole mount receptacle for threaded and unthreaded loudspeaker poles. ETX Powered Loudspeakers combine EV-engineered intelligent DSP, high-powered amplifiers and high-efficiency transducers to deliver that legendary EV sound and performance.