MTX re-Q Owner's Manual

USA - UK
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Thank you for purchasing the MTX re-Q premium active
high-level speaker inputs to line-level RCA outputs
processor with Smart Digital Bass Restauration. The
re-Q is designed to enhance your integrated car factory
head-unit and transform it into a phenomenal high
fidelity device to get an ultimate listening experience.
Congratulations for making a smart choice and enjoy
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your music with MTX.
Specifications
• High-level inputs to line-level outputs processor
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• re-Q smart digital bass restauration processing
• 2 channel 4 connectors speaker inputs (left+right)
• Speaker inputs can accept up to 4x110W RMS
• 4x10V RMS RCA outputs with level controls
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• Auto turn-on feature with "Remote" output
• Total Harmonic Distortion : >0.01%
• Signal to Noise: >112 dB
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• Speaker inputs impedance : 20kΩ
• Frequency Response: 20Hz-80kHz ±0,5dB
• Dimensions 168x90x28mm (feet included)
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1 Power connectors
• GND : to be connected to the car chassis
• +12V : to be connected to the car 12V permanent
• REM in : if the head unit is equipped with a remote
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cable (Antenna), you can connect it here. It is not
mandatory as the re-Q provides a REM out.
• REM out : Automatic turn on and turn off remote
output cable to be connected to amps, powered
enclosures and sound processors.
Owner's Manual
High-level speaker inputs to 10V line-level RCA
outputs processor with bass restoration
Designed by MTX in Phoenix, AZ - USA
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Speaker Level Inputs. Four screws to be Subwoofer RCA Outputs. Connect your
connected to the car factory speaker cables. You subwoofer amp(s) or powered enclosure(s) to
can connect to the front or to the rear speaker these RCA connectors. These subwoofer outputs
cables. Respect the polarity to avoid sound are wide range. There is no filter applied, so you
quality losses. The power input can go up to can use a speaker amp on these RCA outputs if
4x110W RMS to allow any factory head-unit to needed.
be connected, even the ones with a separate
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power amp. Front RCA Outputs. Connect your wide range
speaker amp(s)to these RCA connectors.
EBC remote control port
Bass level remote control port to be connected to 11 re-Q Threshold control. See "How to set your
the optional remote control (Reference EBC-Q). re-Q" section.
Optional EBC remote control (reference EBC-Q) re-Q Bass correction level. See "How to set your
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Turn the control clockwise to raise the RCA output re-Q" section.
level on the subwoofer RCA outputs.
13 re-Q Peak LED. See "How to set your re-Q"
Power ON LED. When the unit is turned ON, the section.
LED is red. When the unit is OFF, the LED is OFF.
Ground Isolation switch. Default position is
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Subwoofer Output Level Control. Turn the "ISO". If you can hear engine noise, you can switch
control clockwise to raise the subwoofer output to "200Ω" or "GND" to remove it.
level up to 10V RMS.
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Auto Turn ON. Default position is "DC offset". If
Front Output Level Control. Turn the control your headunit provides a "Remote" cable, you can
clockwise to raise the front full range output connect it to "(1) REM in" and switch to "REM". If
level up to 10V RMS. DC Offset is not working properly, you can switch
to "Audio" to get a revelant "(1) REM out".
Clipping LED. This LED is flashing when the Front
or Subwoofer RCA output level is in overload. If 16 Speaker Load Selector. Default position is "60Ω".
it flashes, reduce (turn anti-clockwise) the level If your headunit turns to protection, you can
output with the output level (6 ) and/or (7). switch to 20Ω or 20kΩ.
Installation Diagram
Subwoofer RCA ouput
Front RCA ouput
TX665S
Tweeter (+)
Tweeter (-)
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11
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How to set the re-Q bass restoration function
1. Start from initial settings : re-Q Threshold (11) to minimum (counterclockwise)
2. On your factory head-unit, play a bass track where the factory bass drop is easy to identify.
3. Set the volume at the exact volume level the bass starts to drop.
4. Raise the re-Q threshold (11) until the re-Q LED (13) starts to flash.
5. Play with the re-Q Level control (12) to adjust the bass level you like.
6. The bass drop of your factory head-unit is now more than conpensated.
7. You can enjoy your fantastic new sound system...
EBC
(optinal)
EBC
TX2275
Left speaker cables Right speaker cables
8 5 6 7 12 14
and re-Q Level (12) in the middle (You can feel a click).
Ground
Remote out
Left & Right
speaker cables
RTP12
30cm 12" Powered Enclosure
Remote
1
4
3
EBC
2
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