I Explanation of Features (seefigureB)
TheSUBWOOFERVOLUMEcontrolallowsyouto adjustthevolumeofthe subwoofersrclativeto therestof thesystem. [,4anylistenersmakethe mistakeof settingthesubwooferleveltoohigh,whichcancauseexcessbloatandlossof detail andmusicali9A. pfoperlyset-upsubwooferblendsinwiththeothefspeakersanddoesnofcallattentionto itself.Observe
. rhefollowingguidelinesfor volumesettingl
YTurn downt-hdvolumecontrolontheConirollerto itslowestposition(counteFclockwise)Tum.onyouraudiosystem.Play somemusicyou are familiarwith and set your receiver/ preamplifiervolumeto a comfortablelisteninglevel. Slowly
increasethevolumeon theVT-3Controller,listeningfor theproperlevelbalance.Whentheoutputof thesubwoofersis balancedwiththerestofthe system,youwillhearimprovedbassextension,butyoushouldbe unawarethatit is coming
fromthesubwoofersl
Fromthis pointon, the volumecontrolon your receiver/ preamplifierwill controlthe overallvolumeof your system, includingthesubwoofers-
ThefrontpanelMUSIC/ VIDEOMODEswitchandVIDEOBASSCONTOURallowyouto optimizetheVT-3sfor music listeningor movieviewing,givingyouthebestof bothworlds-Whenwatching movie,lhereis oflena disparitybetween thesizeof thesonicspaceandthesizeofthe visualspacepresentedto you. Youreyestellyouthateventsareoccurdng in a largespace,for example,whileyourearstellyouthateventsareoccurringin a spaceroughlythesizeof yourroom. Activatingtherear-firingdriversenhancesthesoundstage,allowing closermatchbetweensonicandvisualspaces.The rear-firingdriverscanbe switchedoff if theenhancementis notdesired.Similarly,whenlisteningto music,manylisten- ersprefera flatbassresponsethaldoesnotemphasizeanyindividualfrequenciesFlat.bassresponsemorerealislically reproducesthesoundof liveinstrumentsHowever,.whenwatchingmoviesina hometheatersystem,manylistenerspre-
fer a punchier, soundthatemphasizessoundslikeexplosionsandgunfire.Subwooferswithmoreoutputinthe "boomie/'
mid-bassregiontendto deliverthispunch,at theexpenseof flatresponse.The l\4usic^y'ideolvlodeswitchallowsyouto addmid'basspunchif youso desire.
TheMUSIC/ VIDEOMOOEswitchdoterminestheoperatingmodeof theVT-3. Inthel\4USlCmode,theVT-3'sresponse isflatforaccuratemusicalreproductionIn.theVIDEOmode,there6ponseischangedfor moviesoundtrackreproductaon. ThebluelightdenotesVIDEOmode.WhileinVIDEOmode,theambientdriversareselectableThe.AMBIENTDRIVERS ACTIVEswitchselectsbetweentheactiveandinactivestatefortheambientdrivers.Theambienldriversareactivewhen thebluelightis on. TheAMBIENTDRIVERSACTIVEswitchfunctionsonlywhentheMUSIC/ VIDEOMODEswitchis in theVIDEOmode.Thecontrolof thisfeatur€is presenton boththecontrollerandlR remote.
BASSCONTOURprovdesbassboost,whichis continuouslyvariablefrom0 to +7.5dB,centeredat 60H2.The
-equahzationhasa fairlylowO, coveringtherangebetween40Hzandthe hightrequencycutoffof the subwootersThe. fesponserollsoff below35Hzto providegrealerpowerhandlingat elevatedlisteninglevels.VIDEOBASSCONIOURis activeonlywhentheVT-3sarein VIDEOmode. Thecontrolof thisfeatureis pr€senton boththe Controllerandthe lR remote,
No'€:Q refercto the range of frcquenciesover whichthe equalizationhasan etfect (low Q neans a broadnnge of tre- quencies,high Q meansa rclativelynanow mnge of frcquencies).
The LOWBASSEQ providesgain,continuouslyadjustablefrom-7to +7 dB,centeredat 30H2. lt hasa fairlyhighO, whichwillleavethe low-frequencycrossoverpointof the subwoofersundisturbedThis.is usefulin conhollingthe lowest bassfrequencieswjthouteffectingthemid-or upperbass. Roomswithconcretewallsandfloorstendto supportoutputin the bottomoctave,andmayrequirea slightdecreaseof the LOWBASSEQ level. Roomsof lighter(wood)construction tendto providerelativelylesssupportforthebottomoctaveandmayneedan increasein LOWBASSEQlevel.Thecon- kol of thisfeatureis presenton boththecontrollerandlR femote,andit is activein boththeMUSICandVIDEOmodes.
ThecontinuouslyvariableLOWPASSX-OVERADJUSTMENTdetefminestherangeof frequenciesthatthesubwoofers willreproduceThe.LowPassFilteris variablebetween40Hz(lowbass)and180H2(upperbass),to accommodatevari- etyof roomconditionsAdjustmeot.shouldbeginwiththeindicatorpointinginthe"straightup"position.Afteradjustingthe basslevel,experimentwithsmallchangesclockwiseto warmor thickenthelowermidrange/upperba6s,or counter-clock- wiseto lightenor thinthe lowermidrange/upperbass. Listeningto malevocalswillaid in findinga goodsettingfor this contol_
The LFEGAINcontrolallowsfor levelmatchingbetweenthemainleftandrightinputsandtheLFEinput.Youmayfeed theLFEoutputfromyoursignalprocessorto theVT3controllefviatheLowFrequencyEffectsInjack(andto a subwoofer or otherdevicesviathe LowFrequencyEffectsThrujack).TheLFEgaincontrolallowsyouto setthelevelofthe lowfre- quencyeffectschannelsentto theVT-3srelativeto thetotalspeakeroutput.ITVIDEO
\rlhe GAINSWITCHallowsyouto increasethe line-levelinputsensitivityofthe Controllerby 10d8. Thisis usefulifyour receiveror preamplifierhas a low line-leveloutputvoltagethat limitsyour rangeof volumeadjustabilityon the VT-3 controller.
