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The SR18S 18” 1600W Professional Powered Subwoofer is designed for real-world working musicians, DJs, events, venues, and beyond. The latest acoustic processing technology, powerful amplification, and versatile configurations deliver incredible sound and unbeatable reliability. Custom Voicing modes and a variable crossover makes optimization for your system easy. Built-Like-A-Tank™ construction features a rugged wood cabinet and tough steel grille that is built to last. A perfect complement to the SRT Series, SRM | V-Class Series or any PA, SR18S not only adds powerful low end, but allows for a massive increase in efficiency and output for your whole system.

Features & Specifications:
A True Workhorse for Gigging Professionals
1600W Class-D amplifier is designed for ultra-reliable, consistent performance
Custom high-efficiency transducer ensures maximum punch
Increases efficiency of your full-range loudspeakers by taking care of the low end for the entire system
Built-Like-A-Tank™ to conquer every gig while lightweight for easy loading
Frequency response: 33Hz - 200Hz
Max SPL: 133 dB
Custom Voicing Presets
Flat – Natural balance between deep bass and overall output
Deep – Emphasizes ultra-low frequencies. Great for dance, rap, and electronic music
Punch – Prioritizes highest possible output level. Great for bands and rock music
Optimize for Your System
Variable crossover frequency
Polarity invert switch
Defeatable front LED
Stereo or mono-summing for single or dual subwoofer deployment
Variable level control (-6dBU to +6dBU)
Transparent System Limiting and Protection
Dedicated processing module monitors and protects the amplifier in real time
Sound quality and tonal balance is maintained even under heavy limiting
Input limiting keeps your source signal in check so if you’re sending audio that’s a bit too hot, the speaker will cool it down
Universal Power Supply (100-240VAC) with Power Factor Correction for stable operation even with unstable AC power
Versatile I/O
Stereo XLR inputs
Stereo full-range XLR outputs
Stereo high-pass XLR outputs
Versatile configuration options
Integrated pole cup
Weight: 74.5 lb / 33.8 kg
Dimensions: 23.3 x 23.0 x 27.0 in / 592 x 584 x 686 mm

Mackie SR18S

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