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Specifications:

Enclosure Type:

Sealed

Driver Type:

10W3v2-D2

Nominal Impedance:

4

Cont. Power Handling:

300 Watts

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” x 3” Wax Square

1) 

3/8-16 x 2-1/4” Socket Cup Set Screw

1) 

Mounting Support Plate

1)

3/8” x 1-1/4” Fender Washer

1) 

3/8” Flat Washer

1) 

3/8” Lock Washer

1) 

3/8”-16 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: (a)

Run speaker wire form the amplifier’s

location to the Stealthbox’s® terminal and connect.

(b)

Back out the Socket Cup Set Screw to expose

1-1/2”. Place the Stealthbox® into place and guide
the Socket Cup Set Screw through the drilled hole
from 

STEP 6

.

STEALTHBOX WALL

THREADED INSERT

FENDER WASHER

VEHICLE SHEET METAL

FLAT WASHER

SOCKET CUP SET SCREW

LOCK WASHER

HEX NUT

MOUNTING SUPPORT PLATE

STEP 8:

Once the Stealthbox® is in place, from

the under side of the car. Place the supplied mount-
ing support plate, fender washer, flat washer, lock
washer and hex nut onto the exposed Socket Cup
Set Screw.

STEP 9:

Thigthen the bolt assembly, do not over

torque.

S B - G M - V E T C 6 / 1 0 W 3 v 2 ,   J L   AU D I O,   I n c   2 0 0 5

S h e e t   S K U # 0 1 1 1 9 8     R ev i s i o n 1 1 / 1 6 / 2 0 0 5  

Pa g e  2

w w w . j l a u d i o . c o m

Mid/High Frequency Driver Information:

CONGRATULATIONS!
INSTALL COMPLETE.

ZR650-CSi

XR525-CXi

Front Location Driver Size:

10”

Applicable JL Audio Products:

TR,VR,XR & ZR650-CSi*

*mounting plate is needed

Rear Location Driver Size):

5.25”

Applicable JL Audio Products:

TR,VR & XR525-CXi

Cont.
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