SV Sound SB12-Plus Owner'S Manual Download Page 9

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Setup, calibrating and integration 

  SV Sound 

If you are running a pair of SVS subwoofers (Fig. 2),  you will need to use an 
inexpensive ―Y‖ cable adapter (d.)    From the ―Y‖ cable you can run a stan-
dard 75 Ohm RCA signal cable (e.) to each sub, thus ―splitting‖ the Low Fre-
quency Effects (LFE) and other bass from your receiver, and effectively feed-
ing both subwoofers with the same signal.   

 
 
 
   
 
 
 
 

 
 
 

 

 

 

 

 
 

 

Calibration

‖ isn’t only for technically minded sound enthusiasts.  It is ’s 

criti-

cal 

to a proper configuration of your home audio system. Fortunately, adjust-

ing channel balance (essentially all ―calibration‖ amounts to) is simple to do. 
 
The first requirement is to ensure your AVR is ready.  Thus we recommend 
you  consult  your  AVR  manual  to  review  the  choices  you  have  regarding 
setup.    Generally,  this  requires  your  receiver’s  test  tones  play  back  at  the 
same  volume  from  each  of  your system’s  speakers.    Of  course  this  can  in-
clude  speakers at left, center, right, left surround and right surround plus the 
subwoofer itself.  

 

Some things to check as you get ready to calibrate: 
  

 

Are your speakers set correct to the correct “size”?  

Your 

AVR should allow you to your speakers be set to ―Small‖ or 
―Large‖.  Selecting the size accordingly will ensure bass goes to 
most appropriate speakers, and use the subwoofer correctly too.   
―Small‖ is nearly always the best configuration with a good sub-
woofer. 

 

Chapter 6-2 

  SV Sound 

AVR (Subwoofer ―Out‖) jack 
RCA/XLR 

Fig. 2 

(e.) 

(d.) 

―Y‖ cable/splitter from AVR 

 

NOTES:   

Determine  if  you  want 

―ON‖  (always  on)  or  ―AUTO  ON‖ 
which turns your sub on only when 
a  bass  signal  is  present.    High 

power amp designs can require 

five  minutes

 

of  ―OFF‖  time  before  sub  will  resume  ―ON‖  
status again.

 

Summary of Contents for SB12-Plus

Page 1: ...bwoofer Chapter 5 General subwoofer features Chapter 6 Setup integration and calibration Chapter 7 Room compensation control Chapter 8 Parametric equalizer PEQ Chapter 9 Subwoofer specifications Chapt...

Page 2: ...ades with one wider than the other A grounding type plug has two prongs and a third grounding point The wide blade or the third prong are provided for your safety If the provided plug does not fit int...

Page 3: ...with liq uids such as vases should not be placed on this apparatus 16 To completely disconnect this equipment from the mains disconnect the power supply cord plug from the receptacle 17 The mains plu...

Page 4: ...ith professional results Armed with only a few basic tools such a sound pressure level SPL meter and the test tones built in to most audio video receivers AVR you will achieve smooth detailed and powe...

Page 5: ...ecessed components Tap the side of your sub look at the solid construction or remove your grill and you ll know what we mean Sealed or vented down firing or front firing cabinets An SVS tradition is t...

Page 6: ...et tings for the distance from your seat to your subwoofer Adjust in small steps for smooth sound with music playing if your AVR lacks a subwoofer distance setting Line In Out Use either of the sub s...

Page 7: ...m the receiver If you use the sub in a two channel stereo only configuration then Enable the crossover and adjust the knob to best blend the sub into the out put of your speakers Power This heavy duty...

Page 8: ...le clearance with any wall or other surface Whether you put the sub in front or to the rear of your room makes surprisingly little difference Hook up see Fig 1 There are a variety of ways to configure...

Page 9: ...ices you have regarding setup Generally this requires your receiver s test tones play back at the same volume from each of your system s speakers Of course this can in clude speakers at left center ri...

Page 10: ...rol is set no more than 1 4 to 1 3rd up for now leaving plenty of adjust ment up It s also critical to check the subwoofer output level control of your AVR before you begin the test tones Set the AVR...

Page 11: ...ion of the calibration run using your receiver test tones Note too that many modern A V receivers allow a variety of subwoofer level settings depending on the listening mode you are in With Dolby Digi...

Page 12: ...d room Room gain can create excessive deep bass which can sound exaggerated simply due to interaction with your room Use the below chart to help tailor your SVS sub to your room s size Vary the room s...

Page 13: ...age of the PEQ control is provided below your subwoofer controls may vary The Frequency control labeled Freq affects the target the frequency where the PEQ cut will take effect and has a control range...

Page 14: ...ual method you will need an SPL meter a basic working knowledge of Microsoft Excel or other spread sheet program and a means to generate sine wave test tones There are several sources of sine waves an...

Page 15: ...oofer only connect your sound card out put directly to a line level input on the subwoofer Use the Excel spread sheet named Subwoofer Frequency Response which will plot the fre quency response of the...

Page 16: ...response from 11 2 Hz to 201 6 Hz Input your raw direct read values from your SPL meter into the green band of frequencies in the Raw SPL Data worksheet and the Frequency Response worksheet will plot...

Page 17: ...luate your re sults Simple trial error will then allow you to adjust all three controls to shape the PEQ cut to achieve the desired effect The previous image shows the results of the first PEQ cut att...

Page 18: ...m cone with cast basket high temp US voice coil and integral cooling vents Frequency Response quasi anechoic 22Hz 150Hz 3dB typical in room response 3 5Hz deeper with 20hz tuning Inputs Outputs RCA XL...

Page 19: ...our Dealer immediately and if possi ble provide a photo of damage in question to them to ensure the fastest possible correction to the situation Warranty The product has a 3 year warranty against defe...

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