Boss Audio BX25 User Manual in English - Page 2

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INTRODUCTION Congratulations on your purchase of a BOSS Audio Systems Electronic Crossover. This product has been designed and built to deliver excellent sound quality and long lasting high performance. We are sure you'll enjoy listening to your favorite music with this BOSS component in your car audio system. For best results please consult a professional car stereo installer for application advice or troubleshooting. To guarantee top performance we recommend using The BOSS Link installation accessories such as RCA interconnects. power cable, and speaker wire. Thank you for choosing BOSS Audio Systems products for your autosound system. We can't change the world. but we can make it sound better. FEATURES HIGH PASS CHANNEL : High Pass Frequency Selector 50Hz to 1.5KHz High Pass Output Level Control SUBWOOFER CHANNEL Low Pass Frequency Selector 35Hz to 400Hz +12dB Bass Boost Phase Shift Switch Stereo:Mono Switch Output Level Sontrol Exclusive Remote Subwoofer Level Control SPECIFICATIONS Power Supply StN Ratio Channel Separation Distortion Crossover Slope Input Impedance Output Impedance ..... Output Gain Output Voltage Level DC to DC switching power liodt3 80dB THD L 0 01% 12dB per Octave 20K Ohms 100 Ohms 1:2 (+6dB) Waits Max Dimensions (W x L X H): 8-3/4"X 5-3/4" x 1-112" (222mm x 146mm x 38mm) Features arid specifications subject to change without notice. CONTROLS AND OPERATION 13 LJ 41106-S_O ARKOKB•,....K4y NUM 2 6 •=12.11 .f 5 14 12 1. Low Level Input jacks. 1. Subwoofer Low Pass Frequency Selector: By turning the selector you can choose from an infinite number of crossover points from 35Hz to 400Hz. 2. Bass Boost Control (45Hz): You can increase the bass level up to +12dB. 3. Phase Shift Selector Switch: Use this switch to select Output Phase for the Subwoofer Channel to provide best lime alignment and stereo imaging. 4. High Pass Frequency Selector: By turning the selector you can choose from an infinite number of crossover points from 50Hz to1.5KHz. 5. Subwoofer Output Level Control: By turning this control clockwise you can increase Low pass output gain. 6. Stereo/Mono Switch: For selection of stereo or mono mode for Subwoofer Output Signal. 7. High Pass Output Level Control: By turning this control clockwise you can increase the High pass output gain. 8. LED Power On Indicator. 9. Signal Input Connectors 10. Low Pass (Sub-Woofer) Output Connectors 11. High Pass Output Connectors 12. Power Connections Terminal: +12V, Ground arid Remote Turn-On INSTALLATION 1 Find a suitable location in the vehicle to mount the crossover. 2 Bolt the crossover to the mounting surface3. Using the screw terminals provided, conned! minimum 16 gauge wire from the power, Ground and remote terminals. Connect the shortest possible wire to a chassis ground point The (+)12V connection should be made directly to the car battery, and the remote should be connected to the Remote Turn On Lead of your head unit. When connecting directly to the battery, install a 3A Fuse within 18 inches of the battery terminal. 4. Connect all line Inputs and outputs using high-quality RCA cables. 5. Recheck all connections before powering up. 6. Set all level controls to their minimum positions and set all crossover controls, switches, etc. To the desired frequency or position. 7. Once the system is powered up, set the volume control on the head unit to a moderate level where your normal speaking voice can be heard while the music is playing. 8 Further fine tuning of the various controls may be necessary to obtain the desired results. 9 When unsure about installation or system tuning, please consult an authorized BOSS AUDIO dealer. ELECTRONIC CONNECTIONS & WIRING Power connection • B4(12V) Connect a red wire to the car battery Of other power source. • REMOTE Connect an orange wire to remote activating (12V DC)wire of car stereo or equalizer, • GND Connect a black wire lo the car chassis for ground connection_ BLA K POD GRANGE + BATTERY 2 L WIRING DIAGRAM: Signal Connection This is typical 2-way connection. In this mode the output signal will he deviled into two: LOW PASS and HIGH PASS output terminals. Connect HIGH PASS output to an amplifier for composite signal of HIGH range and connect LOW PASS output to LOW (SUB-WOOFER) amplifier. Refer to the following illustration. REMOTE CONTROL (Low PASS LEVELS O6SO biNKEVILO 044,NYS ,orn..v. CAR STEREO E a CrCi CI ED+ 2 POWER AMPLIFIER 'MID-SASS 'MIDRANGE 'TWEETER i=7 POWER AMPLIFIER SUE-WOOFER

  • 1
  • 2
INTRODUCTION
Congratulations
on
your
purchase
of
a
BOSS
Audio
Systems
Electronic
Crossover.
This
product
has
been
designed
and
built
to
deliver
excellent
sound
quality
and
long
lasting
high
performance.
We
are
sure
you'll
enjoy
listening
to
your
favorite
music
with
this
BOSS
component
in
your
car
audio
system.
For
best
results
please
consult
a
professional
car
stereo
installer
for
application
advice
or
troubleshooting.
To
guarantee
top
performance
we
recommend
using
The
BOSS
Link
installation
accessories
such
as
RCA
interconnects.
power
cable,
and
speaker
wire.
Thank
you
for
choosing
BOSS
Audio
Systems
products
for
your
autosound
system.
We
can't
change
the
world.
but
we
can
make
it
sound
better.
FEATURES
SPECIFICATIONS
HIGH
PASS
CHANNEL
:
High
Pass
Frequency
Selector
50Hz
to
1.5KHz
High
Pass
Output
Level
Control
SUBWOOFER
CHANNEL
Low
Pass
Frequency
Selector
35Hz
to
400Hz
+12dB
Bass
Boost
Phase
Shift
Switch
Stereo:Mono
Switch
Output
Level
Sontrol
Exclusive
Remote
Subwoofer
Level
Control
CONTROLS
AND
OPERATION
2
6
5
LJ
Power
Supply
DC
to
DC
switching
power
StN
Ratio
liodt3
Channel
Separation
80dB
Distortion
THD
L
0
01%
Crossover
Slope
12dB
per
Octave
Input
Impedance
20K
Ohms
Output
Impedance
.....
100
Ohms
Output
Gain
1:2
(+6dB)
Output
Voltage
Level
Waits
Max
Dimensions
(W
x
L
X
H):
8-3/4"X
5-3/4"
x
1-112"
(222mm
x
146mm
x
38mm)
Features
arid
specifications
subject
to
change
without
notice.
13
41106
-
S_O
ARKOKB•,
....
K4y
NUM
•=12.11
.
f
14
12
1.
Low
Level
Input
jacks.
1.
Subwoofer
Low
Pass
Frequency
Selector:
By
turning
the
selector
you
can
choose
from
an
infinite
number
of
crossover
points
from
35Hz
to
400Hz.
2.
Bass
Boost
Control
(45Hz):
You
can
increase
the
bass
level
up
to
+12dB.
3.
Phase
Shift
Selector
Switch:
Use
this
switch
to
select
Output
Phase
for
the
Subwoofer
Channel
to
provide
best
lime
alignment
and
stereo
imaging.
4.
High
Pass
Frequency
Selector:
By
turning
the
selector
you
can
choose
from
an
infinite
number
of
crossover
points
from
50Hz
to1.5KHz.
5.
Subwoofer
Output
Level
Control:
By
turning
this
control
clockwise
you
can
increase
Low
pass
output
gain.
6.
Stereo/Mono
Switch:
For
selection
of
stereo
or
mono
mode
for
Subwoofer
Output
Signal.
7.
High
Pass
Output
Level
Control:
By
turning
this
control
clockwise
you
can
increase
the
High
pass
output
gain.
8.
LED
Power
On
Indicator.
9.
Signal
Input
Connectors
10.
Low
Pass
(Sub
-Woofer)
Output
Connectors
11.
High
Pass
Output
Connectors
12.
Power
Connections
Terminal:
+12V,
Ground
arid
Remote
Turn
-On
INSTALLATION
1
Find
a
suitable
location
in
the
vehicle
to
mount
the
crossover.
2
Bolt
the
crossover
to
the
mounting
surface
-
3.
Using
the
screw
terminals
provided,
conned!
minimum
16
gauge
wire
from
the
power,
Ground
and
remote
terminals.
Connect
the
shortest
possible
wire
to
a
chassis
ground
point
The
(+)12V
connection
should
be
made
directly
to
the
car
battery,
and
the
remote
should
be
connected
to
the
Remote
Turn
On
Lead
of
your
head
unit.
When
connecting
directly
to
the
battery,
instal
l
a
3A
Fuse
within
18
inches
of
the
battery
terminal.
4.
Connect
all
line
Inputs
and
outputs
using
high
-quality
RCA
cables.
5.
Recheck
all
connections
before
powering
up.
6.
Set
all
level
controls
to
their
minimum
positions
and
set
all
crossover
controls,
switches,
etc.
To
the
desired
frequency
or
position.
7.
Once
the
system
is
powered
up,
set
the
volume
control
on
the
head
unit
to
a
moderate
level
where
your
normal
speaking
voice
can
be
heard
while
the
music
is
playing.
8
Further
fine
tuning
of
the
various
controls
may
be
necessary
to
obtain
the
desired
results.
9
When
unsure
about
installation
or
system
tuning,
please
consult
an
authorized
BOSS
AUDIO
dealer.
ELECTRONIC
CONNECTIONS
&
WIRING
Power
connection
•
B4(12V)
Connect
a
red
wire
to
the
car
battery
Of
other
power
source.
•
REMOTE
Connect
an
orange
wire
to
remote
activating
(12V
DC)wire
of
car
stereo
or
equalizer,
•
GND
Connect
a
black
wire
lo
the
car
chassis
for
ground
connection_
POD
BLA
K
GRANGE
+
-
BATTERY
WIRING
DIAGRAM:
Signal
Connection
This
is
typical
2
-way
connection.
In
this
mode
the
output
signal
will
he
deviled
into
two:
LOW
PASS
and
HIGH
PASS
output
terminals.
Connect
HIGH
PASS
output
to
an
amplifier
for
composite
signal
of
HIGH
range
and
connect
LOW
PASS
output
to
LOW
(SUB
-WOOFER)
amplifier.
Refer
to
the
following
illustration.
REMOTE
CONTROL
(Low
PASS
LEVELS
CAR
STEREO
a
E
CrCi
CI
O6SO
biNKEVILO
044
,
NYS
,orn
.
.v.
ED+
POWER
AMPLIFIER
i=7
POWER
AMPLIFIER
2
L
'MID
-SASS
'MIDRANGE
'TWEETER
SUE
-WOOFER
2