Emotiva Ultra Series User manual
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EmotivaUltraSeriesSubwoofers–TableofContents
SAFETYPRECAUTIONS4
NEC(NationalElectricalCode)Standards
ANotefortheCableTelevision(CATV)Installer
AntennaGroundingOutsidetheHouse
6
6
6
ThankYouForYourPurchase7
EmotivaUltraSubwoofersOverviewandFeatures8
Specifications8
UnpackingYourUltraSubwoofer
Inventory
9
9
ComponentDescriptionsandDiagram10
BackPanelControlsDescriptionsandDiagrams11
ConnectionConsiderations13
ConnectingtoaStereoPreamplifier(withDiagram)13
UsinganUltraSubwooferinaMulti‐ChannelSystem(Diagram)14
PlacementTips(withDiagram)15
UsingLowPassFiltersandSettingtheCrossoverFrequency16
SettingthePhaseControl16
UsingMultipleSubwoofersinaMulti‐ChannelSystem17
TroubleshootingGuide
NoSound
Turn‐onandTurn‐offThumps
“Hum”Noises
OtherProbableCausesofNoise
ProblemswiththewholeA/VSystem
18
18
18
18
19
19
LimitedWarranty20
ServiceAssistance20
EmotivaDisclosure20
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SAFETYPRECAUTIONS
ReadthisUser’sGuidethoroughlybeforeattemptingtoinstallandconfigureyourUltraSubwoofer.Allthesafetyand
operationinstructionsshouldbereadbeforeanyoperationofthecomponent(s)begin.Aftersuccessfulinstallationand
configurationoftheSubwoofer,besuretoretainthismanualinasafeplaceforfuturereference.
Thefollowingsituatio
AllwarningsontheSubwooferandinthisOperationManualshouldbefollowed.Safetyisakey
componenttoalonglasting,troublefreeinstallation.Thevastmajorityofthesafetyprecautionsare
simplycommonsense.Ifyoudon'tfeelcomfortableperformingtheinstallationofaudio/video
entertainmentequipment,itisadvisedthatyouseektheservicesofaqualifiedinstallationprofessional.
NEVERuseUltraSubwoofersnearwater,suchasabathtub,washbowl,kitchensink,laundrytub,inawet
basement,ornearaswimmingpool,etc.Thereisariskofelectricshocktoyourbodyandpermanentdamagetothe
equipment.Electricshockmayresultinpermanentbodilyinjuryordeath.
ThisSubwoofershouldbeinstalledinalocationwhichprovidesadequateventilation.TheSubwoofershouldbesituated
awayfromheatsourcessuchasradiatorsorotherheatproducingdevices.
UltraSubwoofersshouldbeconnectedonlytoapowersupplyasdescribedinthisOperationManualorshownonthelabel
locatedonthebackofthesubwoofer.Thepowercordshouldberoutedsothatitavoidshighfoottrafficareas;and,
placementofthepowercordshouldavoidlocationswhereheavyitemsmaybeplaceduponoragainstit.Specialattention
shouldbegivenwherethepowercordwillplugintothewalloutlet,conveniencereceptacles,andthepointwherethepower
cordattachestothesubwoofer.
Thepowercordofthesubwoofershouldbeunpluggedfromtheoutletwhenunusedforalongperiodoftime.Neverspray
liquidsdirectlyontothecomponent.CareshouldbetakensothatsmallobjectsdonotfallintotheinsideoftheSubwoofer.
nsrequireyourUltraSubwooferisservicedonlybyqualifiedservicepersonnel:
• Thepower‐supplycordortheplughasbeendamaged;or
• Objectshavefallen,orliquidhasspilledintothecomponent;or
• TheUltraSubwooferhasbeenexposedtorain;or
• TheUltraSubwooferdoesnotappeartooperatenormallyorexhibitsamarkedchangein
performance;or
• TheUltraSubwooferhasbeendropped,oritsenclosureisdamaged.
TheusershouldnotattempttoservicetheUltraSubwooferbeyondthemeansdescribedinthisOperationManual.
AllotherservicingshouldbereferredtoEmotiva'sservicepersonnel.
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Topreventelectricshock,donotusethispolarizedplugwithanextensioncord,receptacleorother
outletunlessthebladescanbefullyinsertedtopreventbladeexposure.
GroundingorPolarization—Precautionsshouldbetakensothatthegroundingorpolarizationmeansof
thecomponentisnotdefeated.
ThisapparatusdoesnotexceedtheClassA/ClassB(whicheverisapplicable)limitsforradionoiseemissionsfromdigital
apparatusassetoutintheradiointerferenceregulationsoftheCanadianDepartmentofCommunications.
Forquestionsregardingservice,pleasecontact:
877‐EMO‐TECH(877‐366‐8324)|customerservi[email protected]|www.emotiva.com
WARNING:TOREDUCETHERISKOFFIREORELECTRICSHOCK,DONOTEXPOSETHIS
APPLIANCETORAINORMOISTURE.
CAUTION:TOPREVENTELECTRICSHOCK,MATCHWIDEBLADEOFPLUGTOWIDESLOT,
FULLYINSERT.
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NEC(NationalElectricalCode)Standards
ANotefortheCableTelevision(CATV)Installer
ThisreminderistocalltheCATVsysteminstaller’sattentiontoArticle820‐40oftheNECthatprovidesguidelinesforproper
groundingandinparticular,specifiesthatthecablegroundshallbeconnectedtothegroundingsystemofthebuildingas
closetothepointofcableentryaspractical.
AntennaGroundingOutsidetheHouse
Ifanoutsideantennaisconnectedtothereceiver,besuretheantennasystemisgroundedsoastoprovidesomeprotection
againstvoltagesurgesandbuilt‐upstaticcharges.Article810oftheNationalElectricalCode,ANSI/NFPA70,provides
informationwithregardtopropergroundingofthelead‐inwiretoanantenna‐dischargeunit,connectiontogrounding
electrodes,andrequirementsforthegroundingelectrode.
Alwaysobserveproperantennaorsatellitedishgroundingtechniques.Whenlightningstrikesthereisalwaysthepossibility
thatyourantennaordish(mountedhighontheroof)canbecomeaconduitforlightningandelectricallydamageany
equipmenttowhichit’sconnected.Additionally,propergroundingofferssafetytothepeopleusingtheaudio/videosystem
intheeventofanelectricalproblem.
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ThankYouforyourPurchase!
We’rehappyyouchoseEmotivaAudio!Webelieveourproductssetanewstandardforperformanceandvalue.
UltraSubwoofers,whileaffordableandsimpletosetupanduse,areconstructedfromhighqualitycomponentsandoffer
audiophilelevelsoundquality.Theyincorporateadvancedtechnologiesanddesignandwilltransformyoumusicandmovie
experiencebyaddingimpact,excitement,anddepth.
Ourstaffisaphonecallaway,readytoassistyouifneeded.Westandbehindourproducts100%,andweknowthatearning
yourtrustandongoingsupportrequiresonourcontinuedcommitmenttoexcellenceeveryday.
Emotivastartedwithanidea–audioenthusiastsandengineersbuildinggearthatsatisfiedtheirownhighstandards,and
sharingitwithfellowmusicandmovielovers,withnooneinthemiddle.Wehaveasimplevision;bringtoyou,our
customersandfriends,thebestpossiblegearatthelowestprices.
WewishyoumanyhoursofenjoymentwithyournewEmotivapurchase.Welcometothefamily!
DanLaufman,
President,EmotivaAudioCorporation
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EmotivaUltraSubwoofersOverviewandFeatures
UltraSubwoofersaredesignedtoadddynamic,solidbasstoyourhometheaterandmusiclisteningexperience,while
maintainingaccurate,extendedfrequencyresponse.AllEmotivaloudspeakersareextremelyefficient,allowingyouto
maximizepowerandperformanceinanylisteningsituation.ThecompactcabinetsizemakestheUltraSubsanidealchoice
forsystemsemployingmultiplesubwoofersetups.
KeyfeaturesoftheUltraSubs:
•HighefficiencyClassDpoweramplifierswithexceptionaldynamicheadroom
•Highperformancecastframewooferswithmassivemagneticmotorassembly
•LongthrowhighBLwooferdesign
•Proprietarypara‐aramidfiberblendconeanddustcapforaccuratelowfrequencyresponse
•Heavy‐dutybutylrubbersurround
•Sealed,frontfiringcabinetfortightandextendedlowend
•Sophisticateddynamicsprocessingforoptimizedsystemperformance
•Elegantsoftcliplimiting
•Interchangeablealuminumspikesornon‐marringrubberfeet
•XLR/BalancedandRCA/Unbalancedinputconnections
•RotarycontrolsforCrossoverFrequency,Volume,andPhase
•Compact,manageablecabinetsize
•Autoturncircuitry
•Removablegrills
Specifications
PowerOutput:
USub10‐300watts
Usub12‐500watts
TypicalIn‐RoomFrequencyResponse:
USub10:25Hz‐200Hz
Usub12:22Hz‐200Hz
TypicalIn‐RoomSPL:
USub10:107‐110db
Usub12:109‐112db
BalancedInput:3V
UnbalancedInput:1.25V
PhaseAdjustment:0‐180degrees
XOver:50‐150Hz(24dbperoctave)
Dimensions:
USub10:12.5”widex12.5”highx13.5”deep
USub12:14.5”widex14.5”highx15.25”deep
Weight:
USub10:30.5lbs.
USub12:38lbs.
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UnpackingYourUltraSubwoofer
AllEmotivaSubwoofersaredoubleboxedtosurvivetherigorsoflongdistanceshippingtoassureyouofundamageddelivery.
Theouterboxmayshowwearandtear,butthisisnocauseforalarm.Theouterbox’spurposeistoprotecttheinnerbox.If
theinnerboxlooksheavilydamagedorpenetrated,andyouareconcernedaboutdamagetotheSubwoofer,pleasecall
EmotivaTechnicalSupportat877‐366‐8324(877‐EMO‐Tech).
Insidethelaminatedinnerbox,theSubwooferissecurelyseatedbetweentotworeinforcedpiecesofhigh‐densityimpact
foam.Atfirstglance,thecardboardbackingonthefoammaygivetheappearanceofathirdbox,butitiseasilyliftedto
revealtheSubwoofer,whichiswrappedinstaticfreeplastic.Itisrecommendedthattheplasticsheetingberemovedafter
thesubwooferisliftedoutofthebox.
Inventory
IncludedwithyourUltraSubwoofershouldbeanIECClass1,2prongpowercord,andthisUser’sGuide.
ItisimportanttosaveallthepackingmaterialsandtheboxesincaseyourUltraSubwoofereverneedstobemoved,or
moreunlikely,shippedforusforservicing.
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ComponentDescriptionsandDiagram*
1.MDFlaminatedcabinet
Criticallybracedfordurabilityanddampedtoreduceresonance;itfeaturesafulloneinchthickbaffle
2.Rubberbootedgrillmounts
Mountsholdlowlustergrillssecurelyinplaceandpreventunwantedvibration.
3.Proprietarypara‐aramidblendreinforcedpaperwooferanddustcap
Thehighperformanceconedecreasesunwantedresonancesandactslikearigid,nearlyperfectmovingpistonatlow
frequencies.Thewooferisreinforcedwithpara‐aramidfibers(triple‐wovensyntheticpolyamidesusedinmanyindustrial
products,includingbulletproofvests)foraddedstrength,flexibility,andresilienceovertime.
4.Heavy‐dutybutylrubbersurround
Preciselypositionstheconeassemblyandprovidesanidealedgeterminationtodecreaseunwanteddistortionathigh
excursions.ThelargeextendedhalfrollallowsgreaterX‐max.
5.Threaded,interchangeablefeetandspikes
EachUltraSubwoofercomeswithtwocompletesetsofthreaded,interchangeablefeet;aconical,brushedaluminumset,and
ahighdensityrubberset.Theconicalfeetaidincouplingtoafloorcoveredbycarpet,whiletherubberfeetprotect
hardwoodortilefilesfromscratching.(Illustrationaboveshowsaluminumfeet)
*Asinglesubwooferisshownfordescriptionpurposes.
TheUltra10andUltra12differincabinetsize,woofersize,andamplifierwattagebutallotherfeaturesarethesame.
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BackPanelControlsDescriptionsandDiagrams
1.XLR/BalancedInput
InputforanXLR/Balancedconnection.ConnectstoyourpreamplifierorprocessorsubwooferoutputwithanXLR/Balanced
cable.
2.RCA/UnbalancedInputs
InputforanRCA/Unbalancedconnections.Connectstoyourpreamplifierorprocessorsubwooferoutputwithan
RCA/Unbalancedcable.Botharemonoinputsandcanbeusedsinglywithapreamplifier/processorthathasasingleRCA
subwooferoutput,orcanbeusedtogetherasasummedinputwithpreamplifiers/processorsthathavedualorleftandright
subwooferoutputs.
3.LowPassFilter
TheLowPassFilterdirectsthefrequenciesthatarepassedthroughthesubwoofer.Forexample,acrossoverpointsetto
50Hzonlyallowsfrequenciesof50Hzorlowertopassthroughthesubwoofer.Acrossoverpointof100Hzonlyallows
frequenciesbelow100Hz,andsoon.ThehighertheLowPassFilterfrequencyisset,thewidertherangeoflowfrequencies
thatareallowedtopassthroughthesubwoofer.ThereisnorightorwrongadjustmentfortheLowPassFilter.Yourmain
speakers,room,orpersonaltastemaydictatealowerorhigherLowPasssetting.
Ifyouareusingapreamplifier/processorthatemploysitsownlowpasscontrols,disengagetheLowPassFilteronthe
subwooferbysettingtheswitchto‘BYPASS’,allowingthepreamplifier/processortocontroltheLowPasscrossoverpoint.
NOTE:UsingmorethanoneLowPassFilteratatimeisnotrecommendedasitcancauseinaccuratephaseresponseor
unpredictablephaseshiftinginthepassband.
4.CrossoverFrequencySelector
SelectsthecrossoverfrequencyfortheLowPassFilter,from50Hzto150Hz.Whenusingapreamplifier/processorwithaLow
PassFilter,itisrecommendedthatyousetthesubwooferLowPassFilterto‘BYPASS’andusethefilteronthe
preamplifier/processor.Beginwithacrossoverfrequencyof80Hz,whichisastandardsetting,andmakeadjustmentsas
neededtosuityoursystem,room,responseorpersonaltaste.
WhenusingtheLowPassFilterontheUltraSub,adjusttheCrossoverFrequencycontroluntilthesubwooferbecomeswell
integratedwithyourspeakers.(moreoncrossoveradjustmentsonpage18)
Note:Thiscontrolislogarithmic,meaningasitisturnedtowardhigherfrequencies,thefrequencieschangebyratio,nota
fixedmeasurementorspacingonthedial.
5.VolumeControl
Controlsthesubwoofermainvolume.Ifusingapreamplifier/processortocontrolthemainsubwoofervolume,startwith
settingthesubwoofervolumecontrolatthehalfwaypositionandthenadjustthelevelupordownfromthere.
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6.PhaseAdjustmentControl
Adjuststhephaseofthesubwooferfrom0to180degrees,relativetothemainspeakers.Asubwooferinproperphasewith
therestofthespeakersinasystemiswellintegratedwiththeoverallsoundstage,addingbassfrequencieswhichseamlessly
blendwiththeotherspeakers.Anoutofphasesubwooferwilldrawattentiontoitselfbyseemingtobedisconnectedfrom
theoverallsoundstage,sometimessoundingdetachedordisconnectedtotheothersystemspeakers.Itwillalsoaffectthe
soundofthesysteminthemidbass;sometimesthisappearstobeasenseofphysicaldistancefromtheotherspeakers.
Toadjustthephaseandproperlyintegratethesubwooferintoyoursystem,startwiththePhaseAdjustmentControlon0,
andgraduallyturntowardsahighernumber,takingtimetostepbackandlisten,untiltheimagingandintegrationseems
correcttoyou.Thispartoftheprocessmaytaketime,justrelaxandenjoytheprocess.
7.StandbyPowerSwitch
Bringsthesubwoofertofullpowerfromstandbymode.YoumayusetheStandbyPowerSwitchintwodifferentways:
1.Whilethesubwooferisinstandbymode,fliptheswitchto‘ON’tobringthesubwoofertofullpower,and‘OFF”toreturnit
tostandbymode.
2.Withthesubwooferinstandbymode,settheswitchto‘AUTO’.Whenthesubwoofersensesanaudiosignalfromthe
preamplifier/processor,itwillautomaticallygotofullpower(modethismaytaketwoorthreeseconds).Aftertenminutes
withnoaudiosignal,thesubwooferwillreturntostandbymode.ThetenminutedelayallowsforyoutochangeCD’s,pause
amovie,etc.,withoutshuttingthesubwooferoffandonrepeatedly.
8.IECPowerCableConnection
9.MainPowerSwitch
TheMainPowerSwitchislocatedtowardsthebottomoftherear
panelofthesubwoofer,towardstheleft.Thisswitchhastwo
positions,markedas‘O’(off)and‘1’(On).Turningtheswitchto‘1’
putsthesubwooferinstandbymode.Tobringthesubwoofertofull
power,turntheStandbyPowerSwitchto‘ON’.
Note:‘Standby’Powerconsumesabout2wattsorlessofpower,
abouthalfofwhataconventionalnightlightconsumes.YourUltra
SubwooferwasdesignedtostayinStandbymodeindefinitelyif
needed.Ifyouareawayfromhomeforanextendedperiodoftime,
youmayconsidersettingthemainpowerswitchto‘0’(Offposition).
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ConnectionConsiderations
UltraSeriesSubwoofersfeaturebothbalancedandunbalancedconnections(page10,points1&2).XLRconnectionsare
balancedlines,andaredesignedtorejectexternalnoise(frompowercables,EMIandRFIemissions,etc.)toagreaterdegree
thanstandardRCAconnections.Ifyourpreamplifier/processorisequippedwithabalancedsubwooferoutput,itis
recommendedthatyouuseanXLR/Balancedinterconnecttoassurethehighestdegreeofnoiseimmunity.
Beforesettingupyournewsystem,pleaseconsiderthefollowing:
• AlwaysmakesurethesubwooferisturnedoffbeforemakingorchangingANYconnections.
• Wheneverpossible,routethepowercordsawayfromthesignalcablesorspeakerwirestopreventhumor
interference.
• Alwaysusewellconstructed,100%shielded,oxygenfreecoppercables.
ConnectingtoaStereoPreamplifier
1.XLR/Balancedpreamplifieroutput
2.BalancedInterconnect
3.XLR/Balancedsubwooferinput
4.RCA/Unbalancedpreamplifieroutput
5.RCA/Unbalancedsubwooferinputs
Usingafemaletomalebalancedcable,connect
thebalancedsubwooferoutputonthepreamplifier
(maleconnection)tothebalancedsubwooferinput
onthesubwoofer(femaleconnection).
RCA/Unbalancedconnections(4.5.)maybeusedif
thepreamplifierdoesnothaveabalanced
subwooferoutput.
Note:BothRCAinputs(5.)onyourUltraSubwoofer
aresummedinputs.Eithercanbeusedforasingle
outputtosingleinputconnection.Ifyouareusinga
multi‐channelaudio‐videoprocessorthathasLeft
andRightSubwooferoutputs,connectbothoutputs
tothesubwooferinputsforasummedconnection.
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UsinganUltraSubwooferinaMulti‐ChannelSystem
ThisdiagramshowsanUltraSubwooferconnectedtoanUMC‐1Audio‐VideoProcessor.AnEmotivaXPA‐5fivechannelamp
isshown,poweringtheleft,center,rightandsurroundspeakers.ThebalancedsubwooferoutputontheUMC‐1(1.)
bypassestheXPA‐5amplifierandconnectsdirectlytothesubwoofer(2).
NOTE:YourUltraSubwooferhasitsownpoweramplifier,anddoesnotneedtobeconnectedtoanotheramplifier.A
connectiontoanexternalamplifier’sspeakerterminalcouldresultindamagetoyourUltraSubwoofer.
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PlacementTips
Whereyouplaceyoursubwooferisasimportantasanyofthevolumeorlowpasssettings.Thisisbecausetheroomitself,
othergear,andevenfurniturecangreatlychangethewaysoundwavespropagateinyourlisteningarea.Certainareasin
yourroommaymagnifytheresonantlowfrequencies,andcertainareasmayminimizethem.Walls,cabinets,shelves,and
otherfurnituremayproduceunwanted‘booming’frequencies.Proximityisusuallytheissueinthiscase.Simplymovingthe
subwooferafewinchesorafewfeetmaycausedramaticchange.
Experimentationisusuallythekeytofindingtherightplacetosetupyoursubwoofer.Don’tbeinarushtogetyoursetup
doneasquicklyaspossible.Takeyourtime,andtryseverallocationsuntilyoufindonethatworksbestforyourroomand
system.AdjustingtheLowPassandPhasingofthesubwooferwillfinetunethesoundonceyouhavedecidedonalocation.
Ifyouhavealisteningareaorsystemsetupthatlimitsyouroptions,andthesubwooferisnotrespondingfavorablyinits
currentlocation,goingthroughtheLowPass/Phase(inthenextsection)adjustmentsarecrucialinachievingawell
integratedsound.
Thediagrambelowshowsaroomwithasevenchannelsystem,andnotesseveralcommonlocationsforsubwoofer
placement.Itisrecommendedthatyoutrythesefirst,butanotherlocationinyourroommayprovetobemoresuitable.
A.,B.,C.,andD.representrecommendedsubwooferlocations.
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UsingLowPassFiltersandSettingtheCrossoverFrequency
Note:Ifyourpreamp/processorhasitsownLowPassFilter/Crossoversettings,itisrecommendedthatyouusethemto
controlthecrossoverfrequencyonyoursubwoofer.TurntheLowPassFilterswitchto‘BYPASS’(page10,point3).This
disengagesalllowpass/crossovercontrolsonthesubwoofer.Ifyourpreamplifier/processordoesnothaveLowPass
Filter/Crossovercontrols,usethecontrolsonthesubwoofer.
TousetheUltraSubwooferLowPassFilterandCrossoverControls,connectthesubwoofertoyourmulti‐channelorstereo
system(withallotherspeakersconnectedtotheirrespectiveamplifiersandinworkingorder).TurnthesubwooferVolume
control(page10,point5)onthe‘MIN’(minimum)setting,thenbringthesubwoofertofullpower,andobservethefollowing
steps:
1.TurntheLowPassFilterswitchto‘ON’
2.SettheCrossoverFrequencyto150Hz,thehighestpoint.
3.Withyourpreamplifier,processor,CDplayer,orothermediasource,selectandplayafamiliarpieceofmusic.
4.Keepingthesubwoofervolumedown,raisethevolumeoftherestofthesystemspeakerstoalevelthatisrepresentative
ofyourusuallisteninghabits.
5.UsingthesubwooferVolumecontrol,raisethelevelofthesubwooferuntilitsoundscorrecttoyou(‘correct’inthiscase
referstoyourpersonalpreference).
6.BegintoslowlyadjusttheCrossovercontroltolowernumbers,takingtimetostepbackandlisten.
Rememberthatthecrossoverfrequencydefineswhichfrequenciesarepassedthroughthesubwoofer,andwhicharenot.A
crossoversetto50Hzonlyallowsfrequenciesof50Hzorlowertopassthroughthesubwoofer.Thehigherthesetting,the
morefrequenciesareallowedtopassthrough.ThehighestsettingontheUltraSubwooferis150Hz,whichallowsall
frequenciesbeneath150Hztopassthrough.
Asyoulisten,youarelookingforthemomentwhenthesubwooferseamlesslyintegrateswiththerestofyourspeaker
system.Thesubwoofershouldnotdrawattentiontoitself,butratherseemlikeanextensionofthespeakers,perfectly
blended.Smallersystemspeakerswhichproducearelativelysmallamountofbassfrequenciesmaybenefitfromahigher
crossoverfrequency,whilesystemspeakersthatproducemorebassfrequenciesmaypromptyoutochoosealower
crossoversetting.
YouwillprobablymakeseveraladjustmentstoboththeCrossoverandVolumecontrolsbeforethesubwoofersounds
properlyintegratedwithyoursystem.Besuretotakeafewbreakstorestyourears,andtryseveralpiecesoffamiliarmusic.
Remember,therearenorules.Youmayfavormoreorlessbassthansomeoneelse,andwhatsoundscorrecttoyoumaynot
soundcorrecttoothers.
AdjustingthePhasecontrolmayrequirethatyougothroughthisprocessagainaftertheadjustment.Justbepatientand
you’llgetitright!
SettingthePhaseControl
Beginbysettingthecontrolto0,andstepbacktolisten.Doesthesubwooferdrawattentiontoitslocation,ratherthan
seemlikeanextensionoftheoverallsoundstage?Doesitseemsomewhatdisconnectedfromtherestofthespeakers?Ifso,
begintoturnthePhasecontrol,takingtimetostepbackandlisten,untilthe‘imaging’seemscorrect,andthesubwoofer
blendsintothesoundstageandsoundscorrecttoyou.
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UsingMultipleSubwoofersinaMulti‐ChannelSystem
ThecompactsizeofUltraSubwoofersmakethemidealforbeingusedinsystemsthatemploymultiplesubwoofers.Thisis
becomingmorecommoninhometheaterenvironments.Actionfilmsandconcerts,especially,cangreatlybenefitfroma
substantialsubwoofersetupthateasilyandcomfortablyfillstheroomduringdemandinglowendsequences.Themost
commonmultiplesubwoofersetupistheuseoftwosubwoofers,aleftsideandarightside,butmanycombinationsare
possible.Ifyouwouldliketouseamultiplesubwoofersetup,checkyouraudio‐videoprocessororreceiverandmakesureit
hasmultiplesubwooferoutputs.
Werecommendthatyouinitiallytryaleftside/rightsidesetup.Althoughlowfrequencysoundwavesarenon‐directionalin
nature,aleftside/rightsidesetupcangiveyouatrulycohesive,powerful,smooth,andbalancedsoundstage.
Setthecrossover,phaseadjustment,andvolumecontrolsidentically,thenmakeadjustmentsuntilthesubwoofersproperly
integratetoyoursystem.Ifyouareplacingthesecondsubwoofersomewhereelseintheroom(otherthanamirror
placementinrelationtothefirstsubwoofer),orusingmorethantwosubwoofers,experimentingwithvolume,crossoverand
phasecontrolsbecomescrucialinachievingabalanced,well‐integratedsoundforyoursystem.
Again,practicepatience!Itmaytakealittletime,butyou’llendupwithanamazingsoundinghometheaterandmusic
listeningenvironment.
NOTE:Whenusingamultiplesubwoofersetupthatrequiresdifferentvolume,crossoverandphasesettingsbetweenthe
subs,remembertousetheadjustmentcontrolsonthesubwoofersthemselves,insteadofsettingthemtobypassandusing
thecontrolsonyourprocessororpreamplifier.
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TroubleshootingGuide
UltraSubwoofersareexpertlydesignedandbuilttoprovideyearsoftrouble‐freeperformance.Mostproblemsthatoccur
canusuallybesolvedbycheckingyoursetupormakingsurethattheaudioandvideocomponentsconnectedtotheamplifier
areonandfullyoperational.
Thefollowinginformationwillhelpyoudealwithothercommonsetupproblemsyoumayexperienceduringnormaluseof
yourunit.Ifproblemspersist,contactEmotivasupportforhelp.
NoSound(fromoneormorespeakersconnectedtotheamplifier)
• Theconnectionbetweenthesubwooferandpreamplifier/processormayhavecomeundone.Turnoffyoursystem
andcheckthecables.
• Damagedaudiocable.
• ApreamplifierMuteswitchmaybeon,anexternalprocessorlooporatapemonitorloopisengaged.
• Checkmainpowerswitchtomakesurethatitisinonposition(1).
• Aninternalfuseontheunitmayhaveblown.ContactEmotivaSupportforassistance.
Turn‐onandTurn‐offThumps
• PlugtheUltraSubwooferintoadifferent115VACoutletthantheamplifierpoweringyoursystemspeakerssothere
isnopowerturnonconflicts.
• Installaline‐conditioningdevice.
“Hum”Noises
• Thisproblemismorethanlikelycausedbya“groundloop”inyoursystem,ratherthanafaultinthesubwoofer.
Followthesestepstoisolatethemaincauseofthehum;theremayevenbemorethanone.Remembertoturnoff
allcomponentsinyoursystembeforedisconnectingorconnectinganycablesduringtroubleshooting.
• Trytohaveallofyourequipmentonthesameelectricaloutletorcircuit.Groupallthelowpowercomponents
(preamp,CDplayer,DVDetc.)onasingleoutletorpowerstrip.Thisisprovidedthattheoverallcurrentdrawfrom
yourequipmentdoesnotexceedtheratingoftheoutletorbreaker.
• Disconnectallcables,whichcomefromoutsidetheroom,andcheckifthehumgoesaway.Thisincludessuch
connectionsascableTV,satelliteTV,orrooftopantennas.Makesurethattheyaredisconnectedwheretheyfirst
entertheroom,sotheyaremakingnoconnectiontothepreamplifierortheTV,oranyothercomponent.Ifthehum
iscausedbythecableTVline,thenyouwillneeda“groundloopisolator.”Thisisaninexpensivedeviceplacedin
linewiththecoaxialcablefeed.ContactyourCableCompanyorEmotivaforassistance.
• DisconnectallconnectionsfromthepreamplifiertoyourTV,VCRorDVD.
• Asatest,disconnectanyothercomponent,whichhasagroundedpowercord.
NOTE:Neverremovethegroundpinfromanypowercords(ifpresent).Thisisverydangerous.
Ifthehumpersists,disconnectallthesourcecomponentsoneatatimefromthebackofthepreamplifier,untilyouidentify
theproblem.
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Groundloopisolatorsareavailableforaudiolinesandvideodevices.Ifyouneedassistance,contactEmotiva.Althoughthisis
notalwaysanidealsolution,thegroundingdifferencesbetweencertainhomeentertainmentcomponentssometimesrequire
groundloopisolators.Thisistheexceptionratherthantherule.
OtherProbableCausesofNoise
• SpeakernoisemayalsobecausedbyinterferenceornoiseonyourACline.Makesuretherearenolargeappliances
sharingtheline,orhalogenlampsorlight‐dimmingdevices.
• TryconnectingyoursystemtoanotherACsocketonaseparateline.
• Ifthehumisheardfromwithintheamplifier,andnotthroughthespeakers,thismayalsobecausedbyinterference
ontheACorDClines.Thepowertransformersmayturnthisinterferenceintoanaudiblenoise.Internalhumcanbe
madeworsebyashelforcabinetresonating,sotrymovingthesubwoofertoanotherlocation.
• TrymovingyourcomponentsfurtherawayfromtheTV,especiallyifyounoticethescreenhaschangedcolorinthe
areaclosesttothecomponent.
• Ifyouhaveveryhighefficiencyspeakers,thesemaytendtorevealnoises,whichotherspeakersdonot.
ProblemswiththewholeA/VSystem
Ifyouarehavingmorecomplexproblemsinyouroverallhomeentertainmentsystem(notjustwiththeamplifier),please
contactEmotivaSupportforassistance.877‐EMO‐Tech(877‐366‐8324)
19
20
LimitedWarranty
EmotivaoffersthefollowingwarrantytoownersofUltraSubwoofers:
EmotivaAudiowarrantiesyourUltraSubwoofertobefreefromdefectsinmaterialsandworkmanshipforaperiodoffive
yearsfromtheoriginaldateofpurchase.Thefollowingitemsareexcludedfrom,orwillvoidthiswarrantycoverage:
•Damagecausedduringshipmentandhandling.Ifyoureceiveanitemthatyoubelievetohavebeendamagedduring
shipment,pleasecontactEmotivaimmediately.
•Damagecausedbyaccident,misuseorabusiveoperationcontrarytotheinstructionsspecifiedwithinthismanual.
•Unitsthathavehadtheserialnumbersdefaced,modified,orremoved.
•Damageresultingfromamodificationof,orattemptedrepairbyanypersonorcompanynotauthorizedbyEmotiva.
•Anyunitpurchasedfromanon‐authorizeddealer.
Emotivadoesnotassumeliabilityforlossofuse,ordamageto,associatedorconnectedequipment.
ServiceAssistance
PleasenotethatBEFOREsendingyourSubwooferinforrepairyouMUSTcallEmotivaandobtainareturnauthorization
(RMA)number.BeforecontactingEmotivatobegintheRMAprocess,pleasehaveasdetailedadescriptionoftheproblem(s)
youareexperiencingandtheconditionsunderwhichtheproblem(s)occur.Additionally,pleasebesuretocheckthe
troubleshootingguideinthismanualtoruleoutthepossibilityofsomethingsimpleyoumayhaveoverlooked.Many
instancesofperceivedfailurearesimpleoperationalandsetupmistakesandEmotivaishappytoassistyouhoweverpossible.
OnceyouhaveobtainedtheRMAnumber,youmustprintthisclearlyontheoutsideoftheboxsoitwillbepossibleto
determinefromwhomtheunitcameonceitarrives.ParcelsarrivingwithoutanRMAnumberswillberefusedandreturned
freightcollect.
PleasesendyourrepairswithRMAto:
EmotivaAudioCorp.
Attn.:RepairDepartment
131SoutheastParkwayCourt
Franklin,TN37064
Reference–(PutyouRMAnumberinthisspot.)
877‐EMO‐TECH(877‐366‐8324)|customerservi[email protected]|www.emotiva.com
EmotivaDisclosure
Copyright2009Emotiva
AllRightsReserved.Emotivareservestherighttomakeimprovementstoitsproductsatanytime.Therefore,the
specificationsoftheproductandthespecificdetailsofthismanualaresubjecttochangeatanytime.
EmotivaandtheEmotiva"E"areregisteredtrademarksofEmotivaAudioCorporation.
This manual suits for next models
4
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