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7

Adjusting the Input Level 

The input level controls let you adjust
the crossover to balance the sub-
woofer’s sound level with the rest of
your autosound system.

Turn your autosound system up to a
normal listening level, then use a flat-
head screwdriver to adjust each 

IN-

PUT LEVEL

 control until the subwoof-

er is as loud as desired.

Caution:  If you use the 

HIGH LEVEL

input terminals and turn your auto-
sound system volume too high for the
crossover, you could damage the
crossover. To reduce this possibility,
set the 

INPUT LEVEL

 controls past

their midpoints.

Adjusting the Subwoofer 
Bass Boost 

The 

SUBWOOFER BASS BOOST

 con-

trols let you boost 45, 80, or 120 Hz
subwoofer output by 12 dB to en-
hance low sounds when desired. Set
the 

45Hz/80Hz/120Hz

 selector to the

appropriate position, then set 

+12dB

to 

ON

. To return to the normal bass

setting, set 

+12dB

 to 

OFF

.

MOUNTING THE 
CROSSOVER

After you have correctly connected
the crossover and set the controls,
follow these steps to mount the cross-
over.

1. Using the crossover mounting

holes as a guide, mark the posi-
tions for the mounting screw
holes at the desired location.

2. At each marked position, drill a

9

/

64

-inch (3.57 mm) hole.

Caution: Be careful not to drill
into anything behind the mounting
surface.

3. Attach the crossover at the

mounting location using the sup-
plied sheet metal screws, lock-
washers, and washers.

12-2012.fm  Page 7  Tuesday, July 13, 1999  2:50 PM

Summary of Contents for Electronic Subwoofer Crossover

Page 1: ...Cat No 12 2012 OWNER S MANUAL Please read before using this equipment Electronic Subwoofer Crossover 12 2012 fm Page 1 Tuesday July 13 1999 2 50 PM ...

Page 2: ...e crossover with an autosound sys tem that has either line out jacks or standard speaker outputs Low Pass Filter Selector lets you adjust the frequency filter to 50 Hz 90 Hz or 180 Hz to match your subwoof er speaker system Input Level Controls let you ad just line or speaker input levels to match your autosound system Bass Boost Controls let you boost the selected subwoofer bass output by 12 dB 1...

Page 3: ...lete the power connections Turn your autosound system s volume all the way down before installation Set the subwoofer amplifier gain input level and crossover input level controls to their midpoints CHOOSING A MOUNTING LOCATION Choose the mounting location for the crossover first but do not mount it un til you have connected the wiring ad justed the controls and confirmed that the crossover operat...

Page 4: ...the crossover s L left and R right INPUT jacks This crossover has both speaker level and line level inputs If your autosound system has line level outputs use the two LOW LEVEL input jacks If your autosound system does not have line level outputs tap into the wires for the existing speakers and use the four HIGH LEVEL input jacks Connect the autosound system speaker wires to the crossover carefull...

Page 5: ...o the vehicle battery s 12 volt termi nal 4 Connect your autosound sys tem s switched power lead wire usually orange to the cross over s REMOTE terminal This turns the crossover on and off when you turn your autosound system on and off Note If your autosound system does not have a switched power lead wire connect the cross over s REMOTE terminal to a point in your vehicle s fuse box that provides ...

Page 6: ...is no sound from a speaker turn off the power immediately then check the wiring connections If the system sounds with no dis tortion or static proceed to Ad justing the Controls ADJUSTING THE CONTROLS Setting the Low Pass Crossover Point The LOW PASS selector lets you set one of three crossover points All sig nals at or below the selected frequen cy cross over to your subwoofer speakers Set the se...

Page 7: ...OOFER BASS BOOST con trols let you boost 45 80 or 120 Hz subwoofer output by 12 dB to en hance low sounds when desired Set the 45Hz 80Hz 120Hz selector to the appropriate position then set 12dB to ON To return to the normal bass setting set 12dB to OFF MOUNTING THE CROSSOVER After you have correctly connected the crossover and set the controls follow these steps to mount the cross over 1 Using the...

Page 8: ...anted against defects for 1 year from date of purchase from RadioShack company owned stores and authorized RadioShack franchisees and dealers Within this period we will repair it without charge for parts and labor Simply bring your RadioShack sales slip as proof of purchase date to any RadioShack store Warranty does not cover transportation costs Nor does it cover a product subjected to misuse acc...

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