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Specifications:
Enclosure Type: Acoustical Suspension (Sealed)
Driver Type: 10W3v2
Nominal Impedance: 4Ω
Cont. Power Handling: 300Watts
JL Audio recommends using a high quality amplifier such as the JL Audio 250/1. The diagram below shows the recommended
crossover, infrasonic filter and equalizer settings for the 250/1 when being used to power your Stealthbox®.
Included Hardware:
(1) 3”x3” Wax Square
(1) 3/8”-16 X 2-1/4” Socket Set Screw
(1) 3/8” Flat Washer
(1) 3/8” Fender Washer
(1) 3/8” Flat Washer
(1) 3/8” Split Lock Washer
(1) 3/8” Hex Nut
10369 N. Commerce Pkwy, Miramar, Florida 33025-392 Phone: 954.443.1100 Fax: 954.443.1111
JL AUDIO 250/1
monoblock subwoofer amplifier
Amplifier Input Section
Input Sens.
Input Voltage
Low/High
Left Ch.
Right Ch.
Signal Sensing
Off/On
Output Mode
Full-Range/Low-Pass/High-Pass
Left Ch.
Right Ch.
Amp LP Filter
Mode/Slope
Off/12dB/24dB
Filter Freq. (Hz)
Bass Control
LF Boost (dB)
Off/30Hz
Infrasonic Filter
+1
+13
+3
+7
+10
Preamp Output Section
+12VDC Ground Remote
The JL Audio 250/1 is a very versatile audio component. Please consult the owner’s manual for detailed information
about installing and tuning this amplifier.
➔
➔
STEP 7: At this time, run speaker wire to the
Stealthbox location and check for proper operation
of the woofer.
STEP 8: Remove the wax square from the floor
and expose 1-1/2” of the socket set screw out of
the Stealthbox.
STEP 9: Place the Stealthbox back into the pas-
senger’s side cavity. Carefully inserting the socket set
screw through the drilled floor.
STEALTHBOX WALL
THREADED INSERT
VEHICLE SHEET METAL
FENDER WASHER
SOCKET CUP SET SCREW
LOCK WASHER
FLAT WASHER
HEX NUT
STEP 10: Place the supplied fender washer, flat
washer, lock washer and then hex nut, onto the
exposed socket set screw.
Tighten securely!!!
➔
SB-D-QDRAM/10W3v2, JL AUDIO, Inc 2004
Sheet SKU#011163 Revision 6/28/2004Page 2
www.jlaudio.com
Mid/High Frequency Driver Information:
CONGRATULATIONS!
INSTALL COMPLETE.
VR690-CXi
VR600-CXi
Front Location Driver Size:
6”x 9”
Applicable JL Audio Products:
TR690-TXi(with 1/4” spacer)
VR690-CXi(with 1/2” spacer)
Rear Location Driver Size:
6.0”
Applicable JL Audio Products:
TR,VR600-CXi
XR525-CXi
Cont.
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Difficulty Of Installation: