Your Mackie subwoofer will provide many years of reliable service if you follow these guidelines:
Avoid exposing the subwoofer to moisture. If your loudspeakers are set up outdoors, be sure they are under cover if you expect rain.
•Avoid exposure to extreme cold (below freezing temperatures). If you must operate the subwoof- ers in a cold environment, warm up the voice coil slowly by sending a
•Use a slighty damp cloth with a mild soap solution to clean the cabinets. Only do this when the power is turned off. Avoid getting moisture into any of the openings of the cabinet, particularly where the driver is located.
S218s SPECIFICATIONS
Acoustic Performance
Frequency Range
| 38 |
Axial Sensitivity | 95.1 dB, 1 W/1 m |
Peak Sensitivity | 98.6 dB, 1 W/1 m |
Max SPL | 122 dB @ 1m |
Max SPL peak | 128 dB @ 1m |
Crossover Point | 180 Hz, 12 dB/octave |
Woofer Loading | Bass reflex |
Physical Properties
Height | 30.0 in/76.2 cm |
Width | 21.0 in/53.3 cm |
Depth | 21.0 in/53.3 cm |
Mounting Methods | Floor mount only. |
The S218s cabinet has no rigging points and is not suitable for flying. Never attempt to suspend the cabinet by its handles.
Input/Output
Input/Output Type | Neutrik Speakon™ and |
| female |
Input Impedance (nominal) | |
| 8 ohms |
Input Impedance (minimum) | |
| 3.9 ohms @ 110 Hz |
Recommended Lowpass Filter (if using external
crossover) | 150 Hz, 24 dB/octave |
Recommended Amplifier Power
500 watts rms continuous
2000 watts rms peak
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.
“Mackie” and the “Running Man” figure are registered trademarks of LOUD Technologies Inc.
All other brand names mentioned are trademarks or registered trademarks of their respective holders, and are hereby acknowledged.
Low-Frequency Section
Woofer Diameter | 18.0 in/457 mm |
Voice Coil Diameter | 3 in/76 mm |
Diaphragm Material | Cellulose |
Magnet Material | Ferrite |
Construction Features
Basic Design | Bass reflex |
Material | 15 mm |
Finish | Black paint |
Handles | One on each side |
Grille | Perforated metal with weather- |
| resistant coating |
Need Help?
You can reach a technical support representative
Monday through Friday from 7 AM to 5 PM PST at:
After hours, visit www.mackie.com and click Support,
or email us at: techmail@mackie.com
©2005 LOUD Technologies Inc. All Rights Reserved.
9