Owner’s Manual
3
Owner’s Manual
Contents Features
Part No. SW274 Rev. A 0/9
©2019 LOUD Audio, LLC. All Rights Reserved.
• High-eciency 2000W Class-D amplifier oers ample
headroom for professional applications
o Universal power supply (00-240 VAC) with Power Factor
Correction technology ensures consistent performance
even with unstable AC power
o Next-gen protection circuitry keeps transducers safe
and ensures peak performance in all applications
• Advanced Impulse™ DSP module
o Precision acoustic correction delivers reference quality
sound that is consistent even at high SPL
• DRM Control Dashboard™ features a high-resolution full
color display for easy single-knob access to configuration,
processing, and more
o View current crossover setting, high-resolution metering,
and more from a single overview window
o User adjustable variable crossover point allows
for matching to any speaker system plus a DRM specific
mode tailors DRM8S for full-range DRM loudspeakers
o Save and recall up to 6 user presets for various
applications and venues
o Cardioid mode allows for easy setup of a directional
subwoofer array
o Screensaver plus dimmer and contrast control
o Polarity Invert
o Alignment Delay control for delay stacks
o System lock with 4-digit passcode
• Dual independent input channels with Full-Range Direct
and High-Pass outputs
• Premium components
o Road-worthy 8mm plywood construction and internal
bracing oers optimal acoustic performance with
a touring-grade textured coating and powder-coated
heavy gauge steel grille
o 8" high-excursion woofer oers increased bass response,
low distortion, and professional reliability to withstand
the most demanding applications
• Acoustic design with no compromises
o DRM8S is acoustically designed with ample internal
volume and precision tuned ports to naturally deliver
the bass you need with minimal distortion
• Versatile configuration options
o Flyable via optional FB00 Fly Bar and FKDRM8S
Flyware Kit
o M20 threaded pole attachment for use with DRM Series
loudspeakers and other pole mountable speakers
• Max SPL: 35 dB
• 90 lb / 40.8 kg
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Important Safety Instructions ........................................... 2
Contents / Features ............................................................ 3
Introduction / Getting Started ........................................... 4
Hookup Diagrams ............................................................... 5
DRM8S Subwoofer: Rear Panel Features ......................0
1. Power Connection ...................................................0
2. Power Switch ..........................................................0
3. XLR and 1/4” Combo Inputs ...................................0
4. Direct Out ................................................................
5. High-Pass Out .........................................................
6. LCD Display ............................................................
7. Speaker Control Knob ............................................
DRM Control Dashboard™ ................................................2
Main ............................................................................. 2
Subwoofer Mode ........................................................3
X-Over ..........................................................................3
Cardio ..........................................................................4
Delay ............................................................................ 4
Configuration .............................................................. 5
Protection Circuitry ........................................................... 7
Limiting .......................................................................7
Overexcursion Protection .......................................... 7
Thermal Protection ....................................................7
AC Power ............................................................................8
Care and Maintenance ......................................................8
Placement ..........................................................................8
Rigging ..............................................................................8
A Note About Cardioid Operation ....................................20
Appendix A: Service Information ...................................... 2
Appendix B: Technical Information ................................. 22
DRM8S Dimensions .................................................23
DRM8S Block Diagram ............................................ 24
Limited Warranty .............................................................. 25