Sonance SUB 10-150 Subwoofer
Contents
1. Power Switch on a Pa A Power Cord van i Connection el e o Q Pc ng or menn A Voltage Selector Fuse Holder SONANCE SUB 12 250 O SONANCE SUB 10 150 O SUB 8 100 SUB 10 150 SUB 12 250 Figure 3 Subwoofer Rear Panel Controls and Connections On Standby Indicator Line Inputs Line Outputs Speaker Inputs Speaker Outputs Power Cord Connection Voltage Selector Power Switch Fuse Holder cr N A N Voltage Selector Sonance Cabinet Subwoofers are equipped with a Voltage Selector switch that is factory set to the proper position for the country where the Sub 12 250 Sub 10 150 subwoofer is sold Subwoofers sold in the United States are set for Sub 8 100 115V operation subwoofers sold in other countries are set for 230V 230V operation The subwoofer s proper operating voltage is shown on the VO TASE SELE TOR Il switch itself see Figure 4 230V as I 1115 a The Voltage Selector switch is not user selectable and has a plastic cover to prevent its being accidentally changed If you need to operate your 115V subwoofer on an AC voltage that is different from the one showing on the lage x etting switch contact your Authorized Sonance Dealer or Service Center Figure 4 Replacing the AC Fuse Voltage Selector Switch Setting Your subwoofer is factory equipp2. SONANCE CABINET SUBWOOFER INSTRUCTION MANUAL Important Safety Information IMPORTANT Read all of these instructions before you install or operate your subwoofer and save these instructions for later use 1 Read Instructions All these safety and operating instructions should be read before you operate the unit 2 Retain Instructions These safety and operating instructions should be retained for future reference 3 Heed Warnings All warnings on the unit and in the operating instructions should be adhered to 4 Follow Instructions All operating and use instructions 10 11 should be followed Water and Moisture The unit should not be used near water for example near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool and the like Carts and Stands The unit should be used only with a cart or stand that is recommended by the manvfacturer A unit and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause the unit and cart combination to overturn CAUTION To prevent electric shock do not use the subwoofer s polarized plug with an extension cord receptacle or other outlets unless the blades can be fully inserted to prevent blade exposure Ventilation The unit should be situated so that its location or position does not interfere with its proper ventilation For example t
3. L J J IL JUD Y NO LING SONANCE FT SIIRWOOFFRS NW CAR Introduction Thank you for purchasing a Sonance Cabinet Subwoofer When properly installed your new subwoofer will add a solid deep bass foundation to all your audio video entertainment This manual will teach you all about your new subwoofer s many innovative features and will show you how to get the very best performance from it Please read it thoroughly Since all Sonance Cabinet Subwoofers have identical installation requirements the directions in this manual apply to each model in the series This manual covers these subwoofer models Sub 12 250 Sub 10 150 Sub 8 100 Design and Features Your new Sonance Cabinet Subwoofer delivers powerful low distortion bass and easily blends with your room s d cor The anodized aluminum woofer cone and heavily braced sealed enclosure deliver room shaking bass from a small cabinet that gives you lots of installation options The front mounted controls and recessed amplifier panel let you tuck your subwoofer away under a shelf or install it flush with a wall or cabinet front Figure 1 Sonance Sub 10 150 Cabinet Subwoofer Features The anodized aluminum woofer cone has very low moving mass and excellent rigidity The woofer s extra long throw voice coil allows linear excursion for low distortion performance up to maximum amplifier power The sealed heavily braced enclosure delivers tight well
4. Dimensions W x H x D Shipping Weight SONANCE 8 203mm Anodized aluminum cone with a rubber surround 35Hz 250Hz 3dB 100 Watts 50Hz 250Hz adjustable 18dB octave Line level and speaker level Line level and speaker level high pass filtered at 100Hz 6dB octave Black cloth High gloss black paint Front accessible level crossover phase and bypass 12 x 14 x 12 305mm x 355mm x 305mm 40 lbs 18kg 13 Technical Assistance and Service If you have any questions about the operation or installation of this product please call our Technical Assistance Department on any business day at 800 582 0772 or 949 492 7777 from 7 a m to 5 p m PST If your subwoofer should need repair or service contact your Sonance Authorized Dealer for help or use the following procedure 1 Prior to calling Sonance note the product s model number serial number purchase date and the name and address of the dealer where you purchased the product 2 Contact our Technical Assistance Department at the above number s and describe the problem the unit is experiencing If applicable they will issue a Return Authorization Number IMPORTANT You must have prior authorization to return your subwoofer to Sonance 3 If you re directed to return the unit to Sonance for repair pack the unit in its original shipping carton If needed you can obtain replacement packaging from us for a small charge Note it is bes
5. knife or similar tool to gently pry the grille away from the subwoofer 12 SONANCE SONANCE CABINET SUBWOOFERS Specifications Sub 12 250 Woofer Frequency Response Amplifier Power Crossover Frequency Inputs Outputs Grille Material Cabinet Finish Adjustments Dimensions W x H x D Shipping Weight Sub 10 150 Woofer Frequency Response Amplifier Crossover Frequency Inputs Outputs Grille Material Cabinet Finish Adjustments Dimensions W x H x D Shipping Weight 12 305mm Anodized aluminum cone with a rubber surround 22Hz 250Hz 3dB 250 Watts 50Hz 250Hz adjustable 18dB octave Line level and speaker level Line level and speaker level high pass filtered at 100Hz 6dB octave Black cloth High gloss black paint Front accessible level crossover phase and bypass 15 x 18 x 16 381mm x 457mm x 406mm 70 lbs 31 5kg 10 254mm Anodized aluminum cone with a rubber surround 28Hz 250Hz 3dB 150 Watts 50Hz 250Hz adjustable 18dB octave Line level and speaker level Line level and speaker level high pass filtered at 100Hz 6dB octave Black cloth High gloss black paint Front accessible level crossover phase and bypass 14 x 16 x 14 355mm x 406mm x 355mm 60 lbs 27kg Sub 8 100 Woofer Frequency Response Amplifier Crossover Frequency Inputs Outputs Grille Material Cabinet Finish Adjustments
6. materials or workmanship at any time during this warranty period Sonance or the Authorized Sonance Dealer will at its option repair or replace this product at no additional charge except as set forth below If this model is no longer available and can not be repaired effectively Sonance at is sole option may replace the unit with a current model of equal or grater value In some cases where a new model is substituted a modification to the mounting surface may be required If mounting surface modification is required Sonance assumes no responsibility or liability for such modification All replaced parts and product become the property of Sonance Products replaced or repaired under this warranty will be returned to the original retail purchaser within a reasonable time freight prepaid This Warranty does not include service or parts to repair damage caused by accident disaster misuse abuse negligence inadequate packing or shipping procedures commercial use voltage inputs in excess of the rated maximum of the unit or service repair or modification of the product which has not been authorized or approved by Sonance This Warranty also excludes normal cosmetic deterioration caused by environmental conditions This Warranty will be void if the serial number on the product has been removed tampered with or defaced This Warranty is in lieu of all other expressed warranties If the product is defective in materials or workmanship as warranted ab
7. total wire length from 30 feet to 75 feet 10 gauge for a total wire length longer than 75 feet To determine the total wire length add the lengths of wire between the amplifier and subwoofer and between the subwoofer and the main speakers Connection Examples see pages 9 10 Follow the connection example that best describes your audio system The examples are listed in descending order of preference with the most ideal method presented first If you can connect the subwoofer to your system using more than one of the following methods use the one that appears first unless the placement of the subwoofer and your main speakers requires that you use a different method IMPORTANT Do NOT connect the subwoofer s Line Inputs and Speaker Inputs at the same time under any conditions m 8 SONANC Surround sound processor surround sound receiver or stereo preamp with a dedicated Subwoofer Output see Figure 6 Connect the processor s dedicat ed Subwoofer Output to one of the subwoofer s LINE INPUT jacks you can use either jack If you are installing two subwoofers in the system use a Y connector to connect both subwoofers to the processor s Subwoofer Output Stereo preamp power amp combination or an integrated amplifier with Pre Out and Main Amp n jacks see Figure 7 Connect the preamp integrated amp s left amp right Main Outputs to the both of the subwoofer s LiNE INPUT jacks Use another set of ca
8. RS Notes SONANCE 17 SONANCE CABINET SUBWOOFERS Notes 18 SONANCE SONANCE 2006 Sonance All rights reserved Sonance and MediaLinQ are registered trademarks of Dana Innovations Due to continuous product improvement all features and specifications are subject to change without notice For the latest Sonance product specification information visit our website www sonance com SONANCE e 212 Avenida Fabricante San Clemente CA 92672 7531 USA e 800 582 7777 or 949 492 7777 FAX 949 361 5151 Technical Support 800 582 0772 www sonance com 33 4428 01 07
9. bles to connect the subwoofer s LINE OUTPUT jacks to the power amp integrated amp s left amp right Main Amp Inputs If you are installing two subwoofers connect the preamp integrated amplifier s left Main Output to the left LINE INPUT jack of one subwoofer and connect that subwoofer s right SUBWOOFER OUTPUT o Surround Processor Receiver AUDIO CABLE Figure 6 Connecting to a Surround Processor s Subwoofer Output CH al O SONANCE SUB 10 150 O Jes Subwoofer Sonance Cabinet Sub 10 150 shown Figure 7 Connecting Between a Stereo Preamp and Power Amp MAIN OUTPUTS Preamp Integrated Amp SPEAKER MAIN OUTPUTS INPUTS eo ee e e RE Power Amp Y y TO MAIN SPEAKERS O du Subwoofer AUDIO CABLE Sonance Cabinet Sub 10 150 shown LINE OUTPUT jack to the power amp integrated amplifier s left Main Amp Input Connect the preamp integrated ampli fier s right Main Output to the right LINE INPUT jack of the other subwoofer and connect that subwoofer s right LINE OUTPUT jack to the power amp integrated amplifier s right Main Amp Input Integrated amplifier w
10. cating the items If that fails to stop the rattling you may have to remove the items m Your subwoofer s flush grille and recessed amplifier panel let you install it flush with a wall or cabinet surface for a clean uncluttered appearance To allow for proper ventilation when installing the subwoofer this way leave at least 1 of clearance around the top and sides of the subwoofer and 1 of clearance behind it If it is not possible to provide the necessary clearance install a fan that will bring cooling air into the rear of the compartment containing the subwoofer Attaching the Spikes Your subwoofer comes with a set of rubber feet installed for use on wood or other hard floor surfaces and also includes a set of metal spikes for use on carpeting To attach the spikes use a screwdriver to remove the rubber feet and screw the spikes into the threaded inserts see Figure 2 Once installed the height of the spikes can be adjusted so the subwoofer will sit level on an uneven floor Figure 2 Attaching the Spikes Subwoofer Rear Panels 0 OYCE o AHA O On Standby O amp CE Al A Indicator lA 9 o Line Inputs j Line Outputs ooo Fe 2 ee y Speaker Inputs Speaker Outputs o amp
11. defined bass performance e An exclusive MDF Y particle board laminate cabinet material offers superior stiffness and resonance damping that smooths bass performance Front mounted controls allow easy access wherever the subwoofer is installed The recessed amplifier and flush mounted grille allow installation flush with walls or cabinets Auto ON operation Box Contents Your Sonance Cabinet Subwoofer box should contain the following items 1 Sonance Cabinet Subwoofer 4 Rubber feet and screws 4 Metal spikes 1 IEC Power Cord 115V versions only CONIANICE ONANCE Subwoofer Placement As with any speaker your Sonance Cabinet Subwoofer s performance will be influenced by its placement in your listening room However since our ears don t hear directional sound at deep bass frequencies your subwoofer s placement is not as critical to its overall performance as is the placement of your system s other speakers Therefore your subwoofer will deliver superior performance from a wide variety of room locations The following guidelines plus some experimentation will help you get the very best performance possible from your subwoofer in your listening room Placing the subwoofer as close as possible to the same plane as your main left amp right speakers will help your subwoofer s sound properly blend with the sound from your main speakers creating a solid integrated soundstage that enhances the impact of m
12. ed with the following AC fuse 115V Version Sub 12 250 5A 250V slo blo Sub 10 150 and Sub 8 100 2A 250V slo blo 230V Version Sub 12 250 2 5A 250V slo blo Sub 10 150 and Sub 8 100 1A 250V slo blo To replace the fuse unplug the power cord from the Power Cord Connector and use a screwdriver to remove the fuse holder see Figure 5 CAUTION FOR CONTINUED PROTECTION AGAINST FIRE REPLACE THE FUSE WITH ONLY THE SAME TYPE AND RATING Figure 5 Power Cord Connector Subwoofer Connections and Fuse Holder wer Connection Your Sonance Cabinet Subwoofer features a removable IEC power connector see Figure 5 A power cord is included only with 115V versions of the subwoofers Plug the female end of the power cord into the Power Cord Connector on the subwoofer s rear panel and plug the male end into a grounded wall socket Do NOT plug the subwoofer s power cord into a convenience outlet on any other audio or video component IMPORTANT Do not plug the power cord into the wall outlet until all system connections have been made and verified NOTE If you need to use an extension cord use only a heavy duty 14 gauge or larger extension cord to avoid starving the subwoofer of all the current necessary for full bower operation N O Z 7 C 1 gt w L ET SUBWOOFERS Audio Connections Your Sonance Cabinet Subwoofer has flexible connections that let you use
13. he XovER control does not function when the BYPASS switch is in the ON position Phase Switch When the subwoofer s PHASE switch is in the O position a positive input voltage will cause the woofer cone to move out towards the room When the PHASE switch is in the 180 position a positive input voltage will cause the woofer cone to move in away from the room There is no absolute correct setting for the PHAsE switch Depending on the location of the subwoofer relative to your main speakers and seating location one of the settings will produce a better match with the main speakers improving bass impact and in some cases improving overall bass level as well continued on page 12 SONANCE 11 SONANCE CABINET SUBWOOFERS continued from page 11 To determine the correct setting of the PHASE switch listen to music with significant impactful bass content with the switch in each position it may be helpful to sit in the normal listening position while someone else changes the PHASE switch between O and 180 Leave the switch in the position that produces audibly louder bass with more impact NOTE The PHASE switch will function no matter what position the BYPASS switch is set in Level Control The LEVEL control sets the subwoofer s volume When setting the subwoofer s LEVEL control by ear try to find a volume setting where the bass sounds balanced on both music and films Listen to several different music recordings and fi
14. he unit should not be situated on a bed sofa rug or similar surface that may block the ventilation openings or be placed in a built in installation such as a bookcase or cabinet that may impede the flow of air through the ventilation openings Heat The unit should be situated away from heat sources such as radiators heat registers stoves or other appliances including other audio components that produce heat Power Sources The unit should be connected to a power supply only of the type described in the operating instructions or as marked on the unit Grounding or Polarization Precautions should be taken so that the grounding or polarization means of the unit is not defeated ash 12 13 14 15 16 17 Power Cord Protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them paying particular attention to cords at plugs convenience recep tacles and the point where they exit from the controller Cleaning The unit should be cleaned only as recommended by the manufacturer Non Use Periods The power cord of the unit should be unplugged from the outlet when left unused for a long period of time Object and Liquid Entry Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings Damage Requiring Service The unit should be serviced by
15. igure 9 Connecting to a Receiver or Integrated Amp with No Line Level Outputs SPEAKER SPEAKER WIRE O SONANCE SUB 10 150 O gt SPEAKERS Sonance uz Cabinet Subwoofer Sub 10 150 shown left Speaker Output to the left SPEAKER INPUT of one subwoofer and use another length of speaker wire to connect that subwoofer s right SPEAKER OurPur to the left main speaker Use another length of speaker wire to connect the receiver integrated amplifier s right Speaker Output to the right SPEAKER INPUT of the other subwoofer and another length of speaker wire to connect that subwoofer s right SPEAKER OUTPUT to the right main speaker SONANCE CABINET SUBWOOFERS Subwoofer Adjustments see Figure 10 Level Phase Bypass Xover Bypass Switch Control Switch Switch Control The BvPAss switch bypasses the subwoofer s internal crossover network Xover control and the subwoofer s LEVEL control IF you have connected the subwoofer to a surround processor s dedicated Subwoofer Output Connection Example 1 on page 9 set the BYPASS switch to the ON position All of the system s subwoofer crossover and volume functions will be handled by the surround processor s internal subwoofer crossover Refer to your surround processor s documentation Figure 10 for information about adjusting your subwoofer s volume Subwoofer Adjustmen
16. it in a wide variety of audio system configurations You can connect the subwoofer s Line Inputs to a surround processor or receiver s line level dedicated subwoofer output or a stereo preamp integrated amp s left amp right main outputs The subwoofer s Speaker Inputs can be connected to the speaker outputs of a receiver or integrated amp that doesn t have left amp right line level outputs or a dedicated subwoofer output The subwoofer has a pair of LINE Outputs that feed the signal to a main speaker power amplifier when the subwoofer is being fed by a stereo preamp s main outputs The subwoofer s Speaker Outputs feed a pair of main speakers when the subwoofer is being fed by a receiver or power amp s speaker outputs The subwoofer s Line Outputs and Speaker Outputs are both high pass filtered at 100Hz 6dB octave This high pass filter is not defeatable Connecting Cables Sonance recommends using high quality audio cables such as Sonance MediaLinQ Bronze to connect to the subwoofer s LINE INPUTS and LINE OUTPUTS To minimize noise interference on cable runs longer than 20 feet we recommend converting the audio signal to balanced configuration with the Sonance LS2 Balanced Line Sender and back to unbalanced configuration with the Sonance LR2 Balanced Line Receiver When using the subwoofer s Speaker Inputs and Speaker Outputs we recommend the following minimum speaker wire sizes 14 gauge for a total wire length up to 30 feet 12 gauge for a
17. ith left amp right line level outputs but no Main In or Amp In jacks see Figure 8 Use a stereo audio cable to connect connect the integrated amplifier s left and right Line Outputs to the subwoofer s left and right LINE INPUT jacks If yov re installing two subwoofers in the system connect the inte grated amp s left Line Output to one subwoofer s left LINE INPUT jack and connect the integrated amp s right Line Output to the other subwoofer s right LINE INPUT jack Receiver or integrated amplifier with no line level outputs see Figure 9 Use speaker wire to connect the receiver integrated amplifier s left and right speaker outputs to the subwoofer s left and right SPEAKER INPUTS Use additional lengths of speaker wire to connect the subwoofer s left and right SPEAKER OUTPUTS to the left and right main speakers If you are installing two subwoofers in the system use a length of speaker wire to connect the receiver integrated amplifier s SPEAKER MAIN OUTPUTS OUTPUTS ee ww 99 9 3 Integrated colli d TO MAIN SPEAKERS Figure 8 AUDIO CABLE o CHYCE o O SONANCE SUB 10 150 O Sonance Cabinet Subwoofer Sub 10 150 shown Connecting to an Integrated Amp with Line Outputs Receiver Integrated Amp SPEAKER WIRE F
18. lm soundtracks that contain strong bass passages and try to find a setting for the LEVEL control that doesn t over emphasize the bass or make it sound weak The most accurate way to set the LEVEL control is with calibrated test noise or test tones and a sound pressure level SPL meter or real time analyzer There are several CDs and DVDs that contain subwoofer test signals If you use an SPL meter set the subwoofer s LEVEL control so that it plays at the same volume as the system s other speakers NOTE The LEVEL control does not function when the BYPASS switch is in the ON position Auto On The subwoofer is in the STANDBY mode whenever its power cord is plugged into a live AC outlet When the subwoofer detects an audio signal at either the LINE or SPEAKER INPUT it will automatically turn ON the rear panel On Standby Indicator will illuminate Green The subwoofer will continue to remain ON for approximately 30 minutes after no signal is detected at either input then it will return to STANDBY the rear panel On Standby Indicator will illuminate Red Grille Pull Strap Your subwoofer s flush mount grille has a pull strap that makes it easy to remove the grille to perform adjustments Once your subwoofer been installed and you have finalized all of the adjustments for a neater appearance you can tuck the grille pull strap behind the grille before putting the grille back on the subwoofer After that you can still remove the grille by using a dull
19. ove the purchaser s sole remedy shall be repair or replacement as provided above In no event will Sonance be liable for any incidental or consequential damages arising out of the use or inability to use the product even if Sonance or an Authorized Sonance Dealer has been advised of the possibility of such damages or for any claim by any other party Some states do not allow the exclusion or limitation of consequential damages so the above limitation and exclusion may not apply All implied warranties on the product are limited to the duration of this expressed Warranty Some states do not allow limitation on the length of an implied warranty If the original retail purchaser resides in such a state this limitation does not apply EXCLUSIONS AND LIMITATIONS The warranty set forth above is in lieu of all other warranties express or implied of merchantability fitness for a particular purpose or otherwise The warranty is limited to Sonance products registered herein and specifically excludes any damage to loudspeakers and other allied or associated equipment which may result for any reason from use with this product Sonance shall in no event be liable for incidental or consequential damages arising from any breach of this warranty or otherwise This warranty gives you specific legal rights and you may have other rights which vary from state to state m Oi SONANCE CABINET SUBWOOFERS Notes 16 SONANCE SONANCE CABINET SUBWOOFE
20. qualified service personnel when a The power supply cord or the plug has been damaged or b Objects have fallen or liquid has been spilled into the unit or The unit has been exposed to rain or a The unit does not appear to operate normally or exhibits a marked change in performance or e The unit has been dropped or the enclosure damaged Servicing The user should not attempt to service the unit beyond that described in the operating instructions All other servicing should be referred to qualified service personnel CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SH WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS APPLI ANCE TO RAIN OR MOISTURE THE APPLIANCE WHALL NOT BE EXPOSED TO DRIPPING OR SPLASHING NO OBJECTS FILLED WITH LIQUIDS SHALL OCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO AUTHO RIZED SERVICE PERSONNEL BE PLACED ON THE APPLIANCE The lightning flash with arrowhead The exclamation point within symbol within an equilateral an equilateral triangle is triangle is intended to alert the intended to alert the user to the user to the presence of uninsulated presence of important operat dangerous voltage within the dat a h H product s enclosure that may be of servicing OBEN tu fhe sufficient magnitude to constitute a appliance risk of electric shock to persons i N
21. t if you place the box into an additional outer overcarton before shipment to minimize a chance of theft in shipment Please include a copy of the original bill of sale inside the package 4 Contact a package delivery company such as United Parcel Service or Federal Express to arrange prepaid not collect shipping Do not use the U S Postal Service IMPORTANT Freight collect shipments will be refused 5 Write the Return Authorization Number on the outside of the shipping carton 6 Ship the packaged unit to Quality Assurance Department Sonance 212 Avenida Fabricante San Clemente CA 92672 7531 Limited Warranty Coverage U S Only Sonance warrants to the original retail purchaser only that this Sonance product will be free from defects in materials and workmanship for a period of five 5 years provided the speaker was purchased from a Sonance Authorized Dealer Defective products must be shipped together with proof of purchase prepaid insured to the Authorized Sonance Dealer from whom they were purchased or to the Sonance factory at the address listed on this instruction manual Freight collect shipments will be refused It is preferable to ship this product in the original shipping container to lessen the chance of transit damage In any case the risk or loss or damage in transit is to be borne by the purchaser If upon examination at the factory or Authorized Sonance Dealer it is determined that the unit was defective in
22. ts If you have connected your subwoofer to your preamplifier s Line Outputs or using the subwoofer s SPEAKER INPUTS set the BYPASS switch to the OFF position The subwoofer s XOVER and LEVEL controls will function see below Xover Crossover Control The XOVER control adjusts the subwoofer s internal crossover between 50Hz and 250Hz The crossover s slope is 18dB octave The higher you set the XOVER control the higher in frequency the subwoofer will operate Use the XOVER control to achieve a smooth transition of bass frequencies between the subwoofer and your main speakers Generally the Xover control should be set at a lower frequency if your main speakers have larger woofers and should be set at a higher frequency if your main speakers have smaller woofers When setting the XOVER control by ear listen for the smoothness of the bass If the bass seems too strong at certain frequencies especially if your main speakers have larger woofers try lowering the XOVER control setting if the bass seems too weak at certain frequencies especially if your main speakers have smaller woofers try raising the XOVER control setting Ideally the XOVER control should be set to the frequency where your main speakers low frequency response roll off is 3dB However this is usually impossible to determine without sophisticated test equipment since each listening room has a different influence on your main speakers bass performance NOTE T
23. usic and films We suggest starting with the subwoofer in line with your left amp right speakers somewhere between either speaker and the side wall see Figure 1 Your subwoofer s location relative to walls will influence the amount of bass it produces placing the subwoofer next to a wall will increase bass output placing it in a corner will maximize its bass output However corner placement can increase standing waves in the room y peaks and dips in bass d E response related to the room s dimensions that can make the e E subwoofer s bass performance sound uneven at different listening locations Experiment with different subwoofer locations until you find one that produces strong bass that sounds clear without boominess at the seating locations while maintaining the sound s impact Your local authorized Sonance dealer is an expert in audio video system planning and installation We strongly recommend that you work with your dealer to ensure that you get the best performance possible from your subwoofer Between Main Speaker and Side Wall 77 7 Figure 1 Start with the Subwoofer Located Between a Main Speaker and the Side Wall NOTE These subwoofers can produce enough bass energy to cause objects in the room to rattle or buzz during passages with very strong bass If this happens try relo
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