QSC Audio Speaker GP218 sw User Guide

GP218-sw  
WideLine™ Ground-Support Subwoofer  
Features  
• Very high acoustic output capability – 140.5 dB SPL  
(1m) peak  
• Tight musical “punch” combined with low-frequency  
extension down to 27.4 Hz  
• Elegant transport and handling features including  
an optional transport dolly plus soft cover and four  
thoughtfully placed handles  
• Premium-grade, long-excursion, high-power woofers  
with 4", fiberglass voice coils, double layer spiders and  
triple-roll surrounds  
• 18 mm Birch ply enclosure with independent, dual  
chambers and extensive internal bracing for rigidity  
and solid, accurate reproduction  
The GP218-sw is  
a
premium, high-  
vented to reduce power compression. An  
Despite the extremely large amount of air  
performance, rectangular dual 18" subwoofer aluminum demodulating ring is employed moving in the ports, careful attention to  
designed for ground stacked use in the for low distortion.  
most demanding touring or installed concert  
detail has resulted in a system that is free  
of port distortion “chuffing. Ample port area  
allows massive amounts of air to move freely  
with minimal turbulence and the ports are  
arranged so as to eliminate asymmetrical  
loading of the woofers, which can result in  
distortion and voice coil failure related to  
rocking-modes.  
The extremely musical yet powerful  
applications. With an impressive combination  
of punch, low-frequency extension and  
musical accuracy, the GP218-sw is an ideal  
companion for the acclaimed QSC WideLine  
series as well as other professional sound  
reinforcement systems.  
performance of the subwoofer is the result of  
carefully balancing the transducer selection,  
cabinet volume and port tuning. The resulting  
system offers plenty of “punch” while  
maintaining ample extension so the musically  
important and satisfying fundamentals are  
For suspension in permanent installations solidly and accurately reproduced.  
Like its “flyable” brother, the WL218-sw, the  
GP218-sw subwoofer’s sonic performance  
and output capacity are second to none.  
But for those who only need the exceptional  
sonic performance, without the need for  
expensive rigging and flying capability –  
the GP218-sw gives the exact same sonic  
impact, but for a more economical price tag.  
each GP218-sw subwoofer comes with a  
The enclosure of the GP218-sw is constructed  
total of sixteen (16) threaded M10 inserts  
of premium quality birch plywood finished  
(four per side).  
in an environmentally friendly, waterborne,  
For ground-supported applications, the  
polymer finish that stands up to life on  
subwoofers may be stacked horizontally using the road while also being field repairable.  
their interlocking feet and recess features Extensive internal bracing is employed to  
machined into the enclosure’s top panel.  
eliminate acoustic losses due to panel  
resonance. Further contributions to cabinet  
rigidity come from vent walls constructed of  
QSControl.net™/BASIS™ DSP files are  
available for download. They have been  
The 18" woofers incorporate a double layer  
spider and triple roll surround for extended  
and controlled excursion at extreme power.  
The 4" voice coil is wound on a fiberglass  
former to prevent deformation at high  
operating temperatures and is extensively  
the same plywood as the enclosure. Woofers fine tuned for use with the GP218-sw  
are protected by a heavy-duty, 14 gauge, and the WL218-sw to provide optimized  
powder coated steel grille and housed in performance right out of the box.  
separate chambers to prevent failure of one  
driver from causing damage to the other.  
 

Pyramat Video Game Furniture PM440 User Guide
Radio Shack Headphones HS 1903 User Guide
Radio Shack Portable Radio 12 500 User Guide
Radio Shack Speaker PRO LX7 User Guide
Russell Hobbs Microwave Oven RHM2013 User Guide
Ruud Water Heater PH20V40F User Guide
Ryobi Blood Pressure Monitor P731 User Guide
Samsung DVR SRD 1670 User Guide
Samsung MP3 Player 20051027152744500 User Guide
Sangean Electronics Radio DDR 31+ User Guide