Electro Voice Qrx 118S Users Manual Sx250 EDS 11_26

QRx-118s QRx-118s

QRx-118S QRx-118S

QRx 118S to the manual 2a455309-7625-4bd9-9cef-e1fe6b2bf049

: Electro-Voice Electro-Voice-Qrx-118S-Users-Manual-539455 electro-voice-qrx-118s-users-manual-539455 electro-voice pdf

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QRx118S
18” Subwoofer
Loudspeaker System

Key Features:
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•
•
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Loaded with a concert-proven EVX-180B
woofer for maximum power-handling
Available in black and by special order in
white
EV comfort-lift handles
Comes with metal socket for elevating a
two-way system
13-ply birch plywood enclosure finished in
Futuratm

General Description:

Technical Specifications:

The QRx-118S is a dedicated subwoofer loudspeaker system
that incorporates the EVX-180B 4-inch voice coil driver for
maximum LF reproduction power with minimum box volume.
This vented, 600-watt system easily provides 131 dB SPL1
@1 w/1 m (137 dB peak1) at full power in a rectangular
enclosure that is stable and readily stacks for extra energy or
slides easily under even the lowest stages. The QRx-118S
cabinet has recessed side safety handles for ease of transport
and includes 1-3/8-inch pole mount receptacle for use with
full range cabinets without the need for extra mounting stands.
The rear of the cabinet includes four 1/4-20 threaded T-nuts
for affixing casters or dollies.

System Configuration: Subwoofer
Freq. Response (-3 dB): 45 Hz - 150 Hz
Freq. Response (-10 dB): 30 Hz - 250 Hz
Recommended High- 36 Hz, 12 dB/octave minimum
Pass Frequency:
Recommended Crossover 100 Hz, 24 dB/octave
Frequency Range:
Axial Sensitivity, SPL1: 98 dB (1 watt@1m)
Max Calculated SPL
Long Term1: 131 dB
Peak1: 137 dB
Long-Term Power 600 watts
Handling:
Shor t-Term Power 2,400 watts
Handling:
LF Transducer : EVX180B Cast Frame 18-inch
Woofer, 4" Voice Coil
Impedance: 8 ohms
Enclosure Material: 13-Ply Birch Plywood
Grille: Powder-Coated 16-GA Steel, Fabric
Backed
Input connectors: (2) Neutrik Speakon NL4's
Dim (H x W x D): 35.5" x 17.7" x 23.6"
(902mm x 450mm x 599mm)
Net Weight: 100 lbs (45 kg)
Shipping Weight: 109 lbs (49 kg)
1

Half Space Measurements.

Block Diagram:

Frequency Response:

Performance Match:
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Dimension Drawings :

EV P1202 Modular Precision Amplifier
M-118 Plug-in Controller Module
EV P3000 Precision Series Amplifier
Dx38 Digital Sound System Controller
AC-One Analog Sound System Controller

QRx118S Part Numbers:
•
•

301023-001 QRx-118S, Black Futura finish
301023-002 QRx-118S, White finish

WARNING:

Top View

Front View

12000 Portland Avenue South, Burnsville, MN 55337
Phone:952/884-4051, Fax:952/884-0043

www.electrovoice.com
© Telex Communications, Inc. 4/2003
Part Number 38109-987 Rev D

Suspending any object is potentially
dangerous and should only be attempted by
individuals who have a thorough knowledge of the
techniques and regulations of rigging objects
overhead. Electro-Voice® strongly recommends that QRx
speakers be suspended taking into account all current national,
federal, state and local regulations. It is the responsibility of the
installer to ensure that QRx speakers are safely installed in
accordance with all such regulations. If QRx speakers are
suspended, Electro-Voice® strongly recommends that the
system be inspected at least once a year. If any sign of
weakness or damage is detected, remedial action should be
taken immediately.

Side View

Rear View

U.S.A. and Canada only. For customer orders, contact Customer Service at:
800/392-3497 Fax: 800/955-6831
Europe, Africa, and Middle East only. For customer orders, contact Customer Service at:
+ 49 9421-706 0 Fax: + 49 9421-706 265
Other International locations. For customer orders, contact Customer Service at:
+ 1 952 884-4051 Fax: + 1 952 736-4212
For warranty repair or service information, contact the Service Repair department at:
800/685-2606
For technical assistance, contact Technical Support at: 866/78AUDIO
Specifications subject to change without notice.



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