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DQX t m
Stereo One-Third Octave
Digital Equalizer/Crossover
Owner’s Enjoyment Manual
®
AudioControl
22410 70th Avenue West • Mountlake Terrace, WA 98043 USA
Phone 425-775-8461 • Fax 425-778-3166
www.audiocontrol.com
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AudioControl® This page was intentionally left bland Owner’s Enjoyment Manual
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The S The Str trengt ength of Digit h of Digital al The S The S The Str tr trengt engt ength of Digit h of Digit h of Digital al al ™ ™ ™ ™ ™ Table of Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Key Features and Highlights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Quick Installation Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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AudioControl® Owner’s Enjoyment Manual
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The S The Str trengt ength of Digit h of Digital al The S The S The Str tr trengt engt ength of Digit h of Digit h of Digital al al ™ ™ ™ ™ ™ Introduction KEY FEATURES OF THE DQX Welcome to the world of AudioControl’s perfor- Here are some of the cool features that are en- mance digital signal processing . A magical combi- closed in this magical box: nation of AudioControl’s lengthy experience in • 30 bands of constant-Q equalization performance signal processing design combined with state-of-th
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AudioControl® Programmable 24dB/Octave Three-way FEATURES AND HIGHLIGHTS Crossover: With digital programmability, the Constant-Q equalization controls: Car three-way electronic crossover in the DXS easily interiors vary widely in size and acoustic make- configures to almost any high-performance up. In addition doors, kick-panels, and rear decks mobile audio system. By simply pressing a few don’t make the best location for speaker place- buttons, you can select almost any crossover ment causing
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™ ™ ™ ™ ™ The S The Str trengt ength of Digit h of Digital al The S The S The Str tr trengt engt ength of Digit h of Digit h of Digital al al 24 bit Digital Signal Processing: We also recommend that you save your invoice or AudioControl’s digital signal processors use a sales slip as proof of installation and ownership. special 24 bit DSP (digital signal processor) that Not only is it necessary for warranty purposes, but was specially designed for equalization and other should your DQX “dis
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AudioControl® QUICK INSTALLATION 4. Adjust the “Input Level” control on your DQX INFORMATION - to match the source unit’s output and then adjust For those of you short on time, but high on ambi- the “Output Level” controls to match with your tion, we offer the following section to speed up amplifier inputs. your installation of the DQX: Note: You will want to turn the gains on your 1. The DQX needs to be installed in the signal path amplifiers DOWN to maximize your systems between your source un
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™ ™ ™ ™ ™ The S The Str trengt ength of Digit h of Digital al The S The S The Str tr trengt engt ength of Digit h of Digit h of Digital al al Figure 1: Basic DQX System Owner’s Enjoyment Manual 5
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AudioControl® signal processor) of your DQX is clipping or distorting. A GUIDED TOUR OF DQX The usual cause of this is having the “Input Level” 1) Inputs: The DQX has two RCA inputs that need turned up too high or you have boosted too many to get their audio signals from the main source unit. frequencies on your equalizer. If your source unit has multiple outputs (like a front, 6) Select: This allows you to select one of the various rear, and/or subwoofer) you should only connect the equalizati
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™ ™ ™ ™ ™ The S The Str trengt ength of Digit h of Digital al The S The S The Str tr trengt engt ength of Digit h of Digit h of Digital al al DQX Digital EQ/Xover DQX Digital EQ/Xover DQX Digital EQ/Xover DQX Digital EQ/Xover DQX Digital EQ/Xover By AudioControl(r) By AudioControl(r) By AudioControl(r) By AudioControl(r) By AudioControl(r) Ð Ï º ¶ ·¸ ¹ Ñ Ò Ó Figure 2: Top view of DQX Owner’s Enjoyment Manual 7
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AudioControl® B. DQX Power Wiring INSTALLING THE DQX Remote Turn-On: Connect a 22 to 18 gauge Up to this point everything you have read has wire from the head-unit’s remote turn-on to the served to educate you on the operations of DQX. “Remote” connector on the DQX . We are sure that you are chomping at the bit to install DQX so we recommend you read the Positive(+12V) Connection: Insert a 12-18 following sections very carefully. gauge wire into the connector labeled “Power” on the nifty connec
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™ ™ ™ ™ ™ The S The Str trengt ength of Digit h of Digital al The S The S The Str tr trengt engt ength of Digit h of Digit h of Digital al al C. DQX Audio Wiring Planning: As you may already have guessed, there are numerous ways to configure the DQX in your audio system. Spend a little quality time planning out your system and even sketching it out on paper. The following diagrams are just a few of the system options: Figure 4: DQX in a two-way system Owner’s Enjoyment Manual 9
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AudioControl® Figure 5: DQX with a FOUR.1 Owner’s Enjoyment Manual 10
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The S The Str trengt ength of Digit h of Digital al The S The S The Str tr trengt engt ength of Digit h of Digit h of Digital al al ™ ™ ™ ™ ™ D. Level Matching 5) Now adjust the output level control until the “2 volt” or “5 volt” light starts to flicker. You will If you have ever listened to a friend’s “killer” car want the output voltage to match up your ampli- audio system and heard lots of hiss, clicks or pops, fiers input gain levels. If you don’t know how then you have experienced an impr
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AudioControl® 1) Digital Status Display - This cool blue DQX Menu Screens screen will tell you which mode your DQX is in. One of the major benefits of using Digital technol- 2) Select - Every time you tap this button, you ogy is the ability to use less knobs and buttons will change the various modes in your DQX. and get more control. The DQX has two mono equalizers, two parametric equalizers, plus a 3 - 3) “+” and “-” Navigation Buttons: Depend- way electronic crossover that would normally ing
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™ ™ ™ ™ ™ The S The Str trengt ength of Digit h of Digital al The S The S The Str tr trengt engt ength of Digit h of Digit h of Digital al al Stereo or Mono Equalization: After you have MODE: Graphic EQ selected a frequency to equalize, you must decide whether you wish to equalize the left channel, the Graphic EQ Freq = 1kHz Graphic EQ Freq = 1kHz Graphic EQ Freq = 1kHz Graphic EQ Freq = 1kHz Graphic EQ Freq = 1kHz right channel, or both channels simultaneously. If L= +6dB L= +6dB L= +6
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AudioControl® MODE: Para EQ1 and Para EQ2 Freq(uency): This corner of the screen indicates which frequency you are boosting or cutting. If you wish to select another frequency, tap the left Para EQ1 Para EQ1 Para EQ1 Freq=3.15k Freq=3.15k Freq=3.15k Para EQ1 Para EQ1 Freq=3.15k Freq=3.15k or right arrow buttons until the cursor is flashing Width=1/6 Width=1/6 Width=1/6 LVL=+12dB LVL=+12dB LVL=+12dB Width=1/6 Width=1/6 LVL=+12dB LVL=+12dB on the number next to “Freq=”. Then use the “+” Figure 8
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™ ™ ™ ™ ™ The S The Str trengt ength of Digit h of Digital al The S The S The Str tr trengt engt ength of Digit h of Digit h of Digital al al Lo/Mid - This is the point where your MODE : Xover subwoofer rolls off and your midbass or midrange speakers begin to play. Xover Xover Xover Mid/Hi=3.55k Mid/Hi=3.55k Mid/Hi=3.55k Xover Xover Mid/Hi=3.55k Mid/Hi=3.55k Mid/Hi - This is a low pass filter that selects the PFM=30 Lo/Mid=90 PFM=30 Lo/Mid=90 PFM=30 Lo/Mid=90 PFM=30 Lo/Mid=90
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AudioControl® ADJUSTING THE EQUALIZER Memories Memories Memories Memories Memories Recall Recall Recall Recall Recall N (-) Y(+) N (-) Y(+) N (-) Y(+) N (-) Y(+) N (-) Y(+) Save #5 Save #5 Save #5 Save #5 Save #5 When it comes to music, everyone has their own Figure 12: Memory save screen particular taste. Some people want pounding bass and crisp, blood curdling highs. Others may prefer Save: Once you have made your equalization a “flat” response (whatever the heck that is). At and crossover
