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User Manual
Six Channel Pre-amp Processor with Signal Delay, Equalization and
Selectable Electronic Crossover
Key Features of The DQDX
Here are some of the unique features of the AudioControl DQDX:
left and right channels plus the front and subwoofer channels
for simple yet precise system tuning
plus processing bypass
and
and system set-up
The DQDX is your gateway to amaz-
ing sound from any aftermarket audio
system. It is a compact, six channel,
high-performance signal processor with
independent multi-channel equaliza-
tion and signal delay to custom tune
the system plus a selectable electronic
crossover for precise system set-up.
In short; the DQDX can "Make
Good Sound Great"!
Making Good Sound Great
®
®
page 1
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Summary of Contents for Audio Control DQDX
- Page 1 In short; the DQDX can “Make Good Sound Great”! Key Features of The DQDX Here are some of the unique features of the AudioControl DQDX: left and right channels plus the front and subwoofer channels for simple yet precise system tuning...
- Page 2 Just connect these to the front and rear inputs on the DQDX and switch the “Sub to Front” jumper to the ON position. There is a more detailed of the jumpers located under the cover in the section titled “Under The Cover”...
- Page 3 To engage the pink noise output of the DQDX for about four seconds. This will switch the outputs of the DQDX from music to If you have made it to this point and you don’t have any questions, then “Congratulations”! With that said we certainly encourage you to set aside...
- Page 4 A Guided Tour of DQDX 1 RCA Line-Level Inputs them to the three sets of corresponding inputs on your DQDX. If the source 2 Input and Output Level Controls signal level from your stereo or source unit to match the input of your after- Level Matching more detailed description on how to set these correctly.
- Page 5 ➏ ➐ ➑ ➒ 3 Equalization Controls - To custom tune your system, the DQDX gives See the section on Equalization Optimization 4 24dB/Octave Linkwitz Riley Crossover - tuning your system if you cannot accurately route the proper frequencies to...
- Page 6 6 Ground - 7 +12V Power - DQDX. 8 Remote In - This is the ‘on’ and ‘off’ selector for your DQDX. Connect this 9 Remote Out - any ‘clicks’ or ‘pops’ during power up and power down cycles. 0 Maximized Indicators -...
- Page 7 Under the Covers - Internal Jumpers the top of the chassis. However, we recognize there are situations where applications. Therefore we have provided a few setting that are located under the chassis top for limited access. 1 Input Balancing Jumper: 2 PFM Jumper: bottom limit for the low pass output and will help protect your speakers 3 Ground Isolation Selector: Alternator noise may appear in a sys-...
- Page 8 Basic DQDX installation using 4 channel input and 6 channel output Typical DQDX installation Using a DQDX and The Epicenter from AudioControl to achieve maximum sound quality and bass page 8...
- Page 9 2 After you have made all your power and ground connections, select your crossover point on the DQDX and set your input and output levels correctly. Turn the Signal Delay knob on the chassis all the way to the right to go into Set-Up Mode.
- Page 10 5 Left / Right Delay along with the detent on the remote to help you determine your amount of delay. Keep in mind that if you think you have gone too far you can always start over. Just turn the knob all the way clockwise to start back at zero and slowly turn counter clockwise until you reach your desired re- 6 Front/Subwoofer Delay delay modes and verify that the blue light continues to blink but the red...
- Page 11 The key in this area is to have enough speak- ers and power to produce the amount of bass you desire but don’t use the controls on the DQDX to try and force your speakers to produce sounds they can’t. Too much bass boost creates a condition called “speakerus explodus”, which is not pretty to hear or watch.
- Page 12 Many autosound systems start a gradual decline in this area which is why speaker placement is very important. The DQDX only gives you a few controls in this area because too much boosting can really make a speaker sound un-natural.
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Page 13: Level Matching
tion defeat defeat right rotation Level Matching If you have ever listened to a friend’s “killer” car audio system and heard lots of hiss, clicks or pops, then you have experienced an improp- erly level-matched system. When a performance Autosound system is properly level matched, you should get the maximum output from your following steps will help guide you through the process! 1 Set your source unit’s fader and balance controls to their center posi-... -
Page 14: Parallel Outputs
Parallel Outputs outputs, when you do not have a Subwoofer input signal available. This allows your DQDX to accept front and rear inputs channels and give you Remote Level Control - ACR-3 Set-Up mode and then providing level control over the Subwoofer output in the Normal mode. This allows you... - Page 15 Block Diagram of the DQDX DQDX. With this diagram you can follow each input through the proces- sor. If you do have an issue with the hook-up of your DQDX and need to call for technical assistance, please have this diagram available so we can help you trace the problem and get your system up and running and sounding as awesome as we know it can.
- Page 16 If you meet all of these conditions, we will warranty all materials and workmanship on the DQDX for one year from the date you bought it trol dealer) Here are the conditional conditions: when and from whom the unit was bought.
- Page 17 replacing it with a new one. LEGALESE SECTION This is the only warranty given by AudioControl. This warranty gives what we have covered in this warranty, we have no obligation, express or implied. Also, we will not be obligated for direct or indirect consequen- register warranty information negates any service claims.
- Page 18 ..............................................Size ..............Weight ....................AudioControl, Making Good Sound Great and DQDX are all trademarks of AudioControl Inc. This manual was conceived, designed, and written on a cold call “spring.” ® ® Making Good Sound Great ™...
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