Appendix B: Technical Information - Mackie DRM18S Owner's Manual

Appendix B: Technical Information

DRM18S Subwoofer Specifications
Acoustic Performance
Frequency Range (–10 dB):
Frequency Range (–3 dB):
Maximum SPL Peak:
Transducers
Low Frequency:
Power Amplifiers
System Power Amplification
Rated Power
Low Frequency Power Amplifier
Rated Power:
Rated THD
Cooling
Design:
System Processing
Subwoofer Mode
X-Over
Cardioid
Delay
Input/Output
Input Type:
Mic-Line Impedance:
Direct Out and High-Pass Out:
Mix Out Impedance:
Main Control:
Line Input Power
Detachable line cord
AC Connector
Power Supply Type
Safety Features
Input Protection
Display LEDs
Status Info
22
DRM18S 2000W 18" Professional Powered Subwoofer
30 Hz – 120 Hz
35 Hz – 160 Hz
18 in / 457 mm woofer with ferrite
2000 watts peak
2000 watts peak
Normal / Invert
DRM Top / Var
Front / Rear
2x Female XLR Balanced and 1/4" Balanced
8 k balanced
Male XLR Balanced
600 balanced
Rotating knob
~100 – 240 VAC, 50 – 60 Hz, 110W
~220 – 240 VAC, 50 – 60 Hz, 110W
3-pin IEC 250 VAC, 10 A male
Switchmode
Peak and RMS limiting, power
supply and amplifier thermal protection
Defeatable front power,
Speaker Control
Input and output levels, subwoofer mode,
crossover, cardioid mode and delay setting
Construction Features
Basic Design:
Enclosure Material:
135 dB Enclosure Finish:
Grille Material:
Grille Finish:
Handles:
Display LEDs
Front:
Rear:
Operating Temperature:
Physical Properties
Height:
< 1%
Width:
Convection
Depth:
Class D
Weight:
Mounting Methods:
Floor mount or fly via the integrated M10 mounting points
(using M10 x 1.5 x 20 mm forged shoulder eyebolts).
See page 23 for more information.
0 – 100 ms
Options
DRM18S Cover
FKDRM18S Flyware Kit
FB100 Flybar Kit
CK100 Caster Kit
SPM400 Loudspeaker Pole Mount
PA-A2 Forged Shoulder Eyebolt Kit
(3 x M10 x 1.5 x 20 mm)
Disclaimer
Since we are always striving to make our products better
by incorporating new and improved materials, components,
and manufacturing methods, we reserve the right to change
these specifications at any time without notice.
The "Running Man" figure is a registered trademark of LOUD
Audio, LLC.
All other brand names mentioned are trademarks or registered
trademarks of their respective holders, and are hereby
acknowledged.
©2019 LOUD Audio, LLC.
All Rights Reserved.
Rectangular
18mm plywood
Black Polyurea
16-18 gauge perforated steel
Powder-coated black
One on each side
Power ON
Speaker Control
0 – 40 ˚C
32 – 104 ˚F
31.1 in / 790 mm
23.0 in / 584 mm
23.3 in / 592 mm
90.0 lb / 40.8 kg
P/N 2036809-51
P/N 2051056
P/N 2050041
P/N 2035618-01
P/N 2051055
P/N 0028272