ProSpec - 2U6M2S OWNER S MANUAL APB-DynaSonics, Inc. 20 West End Road Totowa, New Jersey, 07512, U.S.A. Tel: 973-785-1101 Fax: 973-785-1105 Web: www.apb-dynasonics.com 1
IMPORTANT SAFETY INSTRUCTIONS CAUTION: PLEASE READ AND OBSERVE ALL WARNINGS AND INSTRUCTIONS IN THIS INSTALLATION AND OPERATING GUIDE AND THOSE MARKED ON THE UNIT. RETAIN THIS GUIDE FOR FUTURE REFERENCE. Thisunithasbeendesignedandmanufacturedtoassurepersonalsafety.Improperuse canresultinelectricshockorfirehazard.thesafeguardsincorporatedinthisunitwill protectyouifyouobservethefollowingproceduresforinstallation,use,andservicing. This unit does not contain any parts that can be repaired by the user. 2
DO NOT REMOVE ANY COVERS OR SUB-ASSEMBLIES, OR YOU MAY BE EXPOSED TO DANGEROUS VOLTAGES. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL ONLY. Readtheseinstructions. Allofthesesafetyandoperatinginstructionsshouldbereadbeforethisproductis operated KeeptheseInstructions. Thesafety,operatinganduseinstructionsshouldberetainedforfurther reference. Heedallwarnings. Allwarningsontheproductandintheoperatinginstructionsshouldbeadheredto. Followallinstructions.=Alloperatinganduseinstructionsshouldbefollowed. Donotdefeatthesafetypurposeofthepolarizedorgrounding=typeplug.Apolarizedplughastwoblades withonewiderthantheother.agroundingtypeplughastwobladesandathirdgroundingprong.thewide bladeorthethirdprongisprovidedforyoursafety.iftheprongdoesnotfitintoyouroutlet,consultan electricianoftheobsoleteoutlet. Donotusethisapparatusnearorwater. Donotexposeapparatustodrippingorsplashingandensurethat noobjectsfilledwithliquids,suchasvases,glassesorcupsareplacedonthisapparatus.donotoperateonor nearwetsurfacessuchasswimmingpoolsanddonotexposetorain. Cleanonlywithadrycloth. Unplugtheproductfromthewalloutletbeforecleaning.Donotuseliquid cleaners. Donotblockventilationopenings.Installinaccordancewithmanufacturersinstructions. Slotsand openingsintheassemblyareprovidedforventilation,toensurereliableoperationoftheproduct,andto protectfromoverheating.careshouldbetakennevertoblocktheseopeningsinanyoperatingsituation. Donotinstallnearanyheatsourcesuchasradiators,heatregisters,stoves,orotherapparatusthatproduce heat. Protectthepowercordfrombeingwalkeduponorpinched,particularlyattheplugs,convenience receptacles,andthepointwheretheyexitfromtheunit. Onlyuseattachments/accessoriesspecifiedbythemanufacturer. Useonlythecart,stand,tripod,bracket,ortablespecifiedbythemanufacturer,orsoldwiththeapparatus. Whenacartisused,usecautionwhenmovingthecart/apparatuscombinationtoavoidinjuryfromtip=over. Unplugthisapparatusduringlightningstormsorwhenunusedforlongperiodoftimes.
Referallservicingtoqualifiedservicepersonnel.Serviceisrequiredwhentheapparatushasbeen damagedinanyway,suchaspower=supplycordorplugdamaged,liquidhasbeespilledorobjects havefallenintotheapparatus,theapparatushasbeenexposedtorainormoisture,doesnotoperate normally,orhasbeendropped. Tocompletelydisconnectmainspowerfromthisapparatus,thepowersupplycordmustbeunplugged. CheckACpowersourceforcorrectvoltageandsufficientcurrentcapacity. UnplugtheunitfromACmainsbeforemoving,servicing,orcleaning. Donotusefrayedordamagedpowercordsorconnectors. Donotplacetheunitonanunstablesurface. DonotoperateandimmediatelyunplugequipmentfromACmainsifliquidhasenteredtheunit. DonotplugunitintoACmainsifithasphysicallybeendamagedinanyway. SecureandprotectALLcablingtoandfromtheunitstopreventtheybeingwalledon,pinched,orpulled. DonotinstalltheunitinareasofhighelectromagneticorRFfields. Observeproperproceduresforliftingandmovingthisunitasitsweightandsizerequiresthatmore thanasinglepersonbeemployedintheseoperations. Shouldtheunitbedamagedinanywayorcontaminatedwithliquid,havetheunitinspectedand servicedbyqualifiedservicepersonnel. Thisunitcontainsnouserserviceableparts.Allservicingmustbeperformedbyaqualifiedservice engineerorthroughapb=dynasonicsoritsqualifieddealer. OperateinaccordancewithU.S.Governments OccupationalandHealthAdministration(OSHA) requirements,specifications,suggestionsandregulationsorthoseofanyotherlocalgoverning requirementswheretheequipmentistobeusedorserviced. 4
YOUR PROSPEC-2U6M2S MIXER Congratulationsonyourpurchaseofoneofthefinestliveperformanceprofessionalaudiomixers manufacturedintheunitedstates. Pleasetakeamomenttoreviewthismanual.Itwillinsureabetterunderstandingoftheoperationofthis mixerandmayopenupnewpossibilitiesintohowyouusethisproduct. Thismanualwillappearwithinourwebsitewww.apb=dynasonics.comwiththelatestupdatesaswellasnew supplementalinformation.wesuggestthatyouoccasionallycheckourwebsiteforadditionalinformation aboutyourmixeraswellasfornewproductreleasesandnewsfromapb=dynasonics.shouldyouhaveany questionsorcommentsaboutthisoranyotherapbproduct,pleasedonothesitatetocontactusat: Tel: 973-785-1101 Fax: 973-785-1105 e-mail: info@apb-dynasonics.com Manual Scope Thismanualisnotintendedtoteachyouhowtomixorhowtosetupacompletesoundsystem.Shouldyoube lookingforsuchinformation,maywesuggestthatyoudoasearchfor ProAudioBooks ontheinternet,or attendoneofthemanyfinerecordingschoolsthatmaybeavailabletoyou.manyoftheseschoolsoffer coursesinliveperformanceassociatedsubjectsaswellasbasicmixingtechniques. Oneofthebestsourcesofteachingthetechnicalaspectofsystemdesignandoperationisthroughthe Syn=Aud=Conorganization: SynergeticAudioConcepts,Inc.,8780RufingRoadGreenville,IN,47124 USA Tel:800=796=2831Fax:812=923=3610ForcallsoutsideoftheUS:812.923.0174 Email:bbrown@synaudcon.com www.synaudcon.com 5
Front Panel Overview Rear Panel Overview 6
PROSPEC-2U6M2S MONO INPUT CHANNELS (6) Channel Level Thishighqualityrotarycontroladjuststhechannellevelthatisbeingfeedtothemasteroutputsectionofthe mixer.whileadjustingthefeedtothemastersection,thiscontrolautomaticallyadjuststhegainofthe channelsinputstagetosimplyuse. Channel ON Switch (Illuminated when ON) Whenactivated,routestheinputchannelssignaltothemasteroutputbywayoftheLeft=Right/Center Assignmentswitch.TheSoloPFLswitchandSignalPresent/PeakLEDwillremainactiveregardlessofthe positionofthisswitch. Peak/Signal Present LED Level Monitor Dual=colorLEDmonitorsthechannellevels.Innormaloperation,varyingintensityofthegreenLEDrepresents acceptablesignallevels.shouldlevelsapproachclipping,theledwillilluminatered.thisshouldbean indicationtotheoperatorthatthechannelinputlevelcontrolshouldbedecreaseduntiltheredpeak indicatorsarenolongeractivated.(overalloutputlevelscanbeadjustedbyraisingthemasteroutputlevel positiontooffsetanydecreaseinlevelcausedbyloweringtheinputchannelfaders). Left-Right / Center Assignment Switch (Illuminated when assigned to Center) AssignsinputsigntoeithertheL=RMixbus(Default)throughthePanControlorwhenswitchisdepressed,to thecentermixbus.thisassignmentmethodpreventsthesignalfrombeingaccidentlyfedtoallmixbuses. Pan Control ThiscontrolblendsthepostfadersignalbetweentheassignedL=Rbuspairs.Whenatthecenter,position, bothleftandrightmixbusesarefedequalamountsofsignal(eachdownby3db).thispancontrolhasno effectonthecentermixbus. 7
Solo Switch (Internally Illuminated when activated) Whenpressed,thislatchingswitchwillroutethechannelsignaltotheSolosystem(locatedintheMaster section).thisswitchilluminateswhenactivated. High-Frequency Level Control (Shelving) Adjustthehighfrequencyboost/cutbetween+/=8dB;thereisadetentatthecenter 0 position.boostorcut ofthehighfrequencylevelcontrolisusuallyusedforminortonaladjustmentsandshouldbeusedsparselyfor bestsonicresults. Low-Frequency Level Control (Shelving) Adjustthelowfrequencyboost/cutbetween+/=8dB;thereisadetentatthecenter 0 position.boostorcut ofthelowfrequencylevelcontrolisusuallyusedforminortonaladjustmentsandshouldbeusedsparselyfor bestsonicresults.thefrequencyrangeaffectedbythislowfrequencycontrolisdirectlyaffectbytheposition ofthevariablehigh=passfilter,keepingthefrequenciesaffectedbythiscontrolalwaysabovethefrequencies thathavebeenattenuatedbythevariablehigh=passfiltercontrol.cautionshouldbeexercisedastothe amountofboostusedwhenthehigh=passfiltercontrolissetabovethe1o'clockpositionastoifanyboost willimproveordeterioratethesonicqualityofthatchannel.mostprofessionengineersknowthatthebest soundingeqisnoeq. High-Pass Filter Control Adjuststhehigh=passfiltercornerfrequencybetween20Hzand200Hzatarolloffrateof12dBperoctave. Whenturnedfullycounterclockwise,thiscontrolisintheOFFpositionandhasnoeffectonthechannels signal.thiscontrolisusedtoremoveunwantedsignalcontentbelowthesetfrequency,suchasstagerumble. Theresultisusuallyimprovedsignalqualityoftheassociatedinputsignalwhiledecreasingtheamountoflow frequencyamplificationdemandoftheaudiosystemsamplifierandspeakercombination.thistypeoffilteris alsocalledalow=cutfilter.bestresultisobtainedwhensetfromjustabovefullyclockwisetothe12o'clock (controlpointerstraightup)position.cautionshouldbeusedwhenturnthiscontrolgreaterthanthe1o'clock positionastomuchlowfrequencycontentmayberemovedresultinginanunnaturalsound.movementof thiscontrolwillalsoaffectthe"knee"ofthelowfrequencycontrolsoitremainsusableregardlessofthe amountoflowfrequencycontentthatisremoved. 8
Aux Send Level Control Createsapostmasterlevelcontrolmixofinputchannelstosendtoalternateapplicationsincludingassisted listeningsystems,lobbyfeeds,artist/speakermonitorsystems. PROSPEC-2U6M2S Mono Input Channels (6) Rear Panel 48 -Volt Phantom Power Switch (Rear Panel) Whendepressed,activates48=VoltphantompowertotheXLRconnector.Phantompowerisrequiredfor operationofmostcondensermicrophones.seeyourmicrophoneinstructionstoseeifphantompoweris requiredoristobedefeated(some thoughfew=microphonesrequirephantompowernotbeactivatedor theymaybedamaged).someactivedirectboxescanalsousephantomforpower. XLR portion Combo Microphone Input Connector ThisconnectorsXLRportionisdesignedtoaccepttypicalmicrophoneinputsignals,andhasaninput impedanceof>3000ohms.thisisalockingconnector.toremoveanxlrcable,depressthetabonthe connectorbeforeattemptingtoremovethecableplugfromtheconsoleconnector.note:pluggingalinelevel signalintothesexlrconnectswillunusuallycausedistortionunlessthissignalisexternallydecreasedinlevel (orexternallypaddeddown).linelevelsignalsshouldbebroughtintothe1/4"trsportionofthiscombo connector. 1/4 TRS portion Combo Line Input Connector The1/4"TRSconnectorportionofthisconnectoracceptslineinputsignalsandhasaninputimpedanceof >10kohms.Thelineinputsourcemaybeabalancedorunbalancedsignal.Note:This1/4"TRSconnectoris notdesignedtoaccepthighimpedanceinstruments. 1/4 TRS Insert Connector Thisconnectorallowsexternalprocessingoreffectselectronicstobeinsertedintothechannel ssignalpath afterthefixedhighpassfilter.tip=send,ring=return,sleeve=ground.examplesofexternaldevicesinclude additionalequalization,notchfilters,compressors,limiters,vocaldoublersandharmonizers,reverbdevices, etc.theinsertsendhasanoutputimpedanceof100ohmsunbalancedandtheinsertreturnhasaninput impedanceof5kohmsunbalanced.operatinglevelis+4dbu. 9
NOTE:Theusershouldensurethatanydeviceinsertedintothechannel ssignalpathiscapableofmaintaining thesignalintegrityofthemixer.thedevicemustbeabletoaccepta+22dbusignalwithoutclipping,andhave anoutputimpedanceof100ωorlessandbecapableofdriving+22dbuintoa2kωload. 1/4 TRS Direct Output Connector Theconnectorprovidesanimpedance=balancedlineleveloutputoftheinputchannel ssignal.thisutility outputcanbeusedtofeedamulti=trackrecordingdevice,effectsdevice,ortofeedanothermixingor processingdeviceincludingdistributedmonitormixingsystems.operatinglevelis+4dbu PROSPEC-2U6M2S STEREO INPUT CHANNELS (2) Source Input Switches - Channel "A" OnStereoInput"A",thefirstofthesetwoswitchesselectsthechannelsanalogsignalsourcebetweenapairof 1/4"Balanced/UnbalancedLinelevelinputs(witharearpanelpadswitchtoexpandinputlevelrange)anda pairofrcalinelevelinputs.thesecondswitchselectsbetweentheanalogsignalsofthefirstswitchanda USBDigitalStereoInput. Source Input Switches - Channel "B" (and front input connector) OnStereoInput"B",thefirstofthesetwoswitchesselectsthechannelsanalogsignalsourcebetweenapairof 1/4"Balanced/UnbalancedLinelevelinputs(witharearpanelpadswitchtoexpandinputlevelrange)anda pairofrcalinelevelinputs.thesecondswitchselectsbetweentherearpanelsignalsource(firstswitch)and a1/8"stereolineinputconnectoronthefrontpanel(justtothelowerrightofstereoinputchannel"b"onthe frontpanel. 10
Sum Mono Switches - Separate switch for Channel "A" and Channel "B" TheseswitchescombinethecontentoftheLeftandRightlineinputsintosummedmonoinputsignal.There aresometimessituationswhereasoundsystemisoperatedinanon=standardformatwhereastereosource signalmaybotbedesired.inclusionofasumswitchexpandstheversatilityoftheseinputchannels,including wheretheinputisamonosignalsource. Channel ON Switch (Illuminated when ON) Whenactivated,routesthestereoinputchannelssignaltothemasteroutputbywayoftheLeft=Right/Center Assignmentswitch.TheSoloPFLswitchandSignalPresent/PeakLEDwillremainactiveregardlessofthe positionofthisswitch. Stereo Line Input Channel Level Thishighqualityrotarycontroladjuststhechannelsstereolevelthatisbeingfeedtothemasteroutputsection ofthemixer. Peak/Signal Present LED Level Monitor Dual=colorLEDmonitorsthecombined(left+right)channellevels.Innormaloperation,varyingintensityof thegreenledrepresentsacceptablesignallevels.shouldlevelsapproachclipping,theledwillilluminatered. Thisshouldbeanindicationtotheoperatorthatthechannelinputlevelcontrolshouldbedecreaseduntilthe redpeakindicatorsarenolongeractivated.(overalloutputlevelscanbeadjustedbyraisingthemasteroutput levelpositiontooffsetanydecreaseinlevelcausedbyloweringtheinputchannelfaders). Left-Right / Center Assignment Switch (Illuminated when assigned to Center) AssignsstereoinputsigntoL=RMixbus(Default)throughtheBalanceControlorwhenswitchisdepressed,to thecentermixbusasasummedmonosignal.thisassignmentmethodpreventsthesignalfrombeing accidentlyfedtoallmixbuseswhenemployedinatypicallcrinstallationwhereleft=rightspeakerareused formusicreproductionandthecenterisusedforvocalreproduction. 11
Balance Control Thiscontroloffsetsthepost=fadersignalbetweentheleft=Rightmixbuspairs.Whenatthecenter,detente position,bothsidesarefedequalamountsofsignal(eachdownby3db).thisbalancecontrolhasnoeffecton thecentermixbus. Solo Switch (Internally Illuminated when activated) Whenpressed,thislatchingswitchwillroutethechannelsstereosignaltotheSolosystem(locatedinthe Mastersection).Thisswitchilluminateswhenactivated. High-Frequency Level Control (Shelving) Adjusttheleftandrighthighfrequencyboost/cutbetween+/=8dB;thereisadetentatthecenter 0 position.boostorcutofthehighfrequencylevelcontrolisusuallyusedforminortonaladjustmentsand shouldbeusedsparselyforbestsonicresults. Low-Frequency Level Control (Shelving) Adjusttheleftandrightlowfrequencyboost/cutbetween+/=8dB;thereisadetentatthecenter 0 position. Boostorcutofthehighfrequencylevelcontrolisusuallyusedforminortonaladjustmentsandshouldbeused sparselyforbestsonicresults. High Pass Filter Switch (Illuminated when active) Insertsahighpassfilterat40Hzatarolloffrateof18dBperoctaveforbothsides(L&R)ofthechannelpath. Thisswitchisusedtoremoveunwantedsignalcontentbelow40Hzsuchasanyrumblethatmaybepartof sourcematerial.thisresultsinaclearersignalthatreduceslowfrequencybuildupinanaudiosystem,whichis oftenperceivedasamuddysignal. 12
PROSPEC-2U6M2S - Stereo Input Channel Connectors (Rear Panel) 1/4 TRS Line Input Connectors (Separate Channel "A" and "B" connectors for Left and Right inputs) Providesforbalancedlinelevelinputstothechannel sleftandrightinputs. Designlevelis+4dBuInputimpedanceis10KΩbalancedTheinputsignalmaybebalancedorunbalanced. Ifonlyasingle(mono)signalisavailable,pluggingintotheLeftTRSjackwillfeedthatsignalequallytoboth Left&Rightinputsofthechannel(throughtheRightTRSnormalingcontacts).PluggingintotheRightTRSjack willbreakthatnormalledconnectionandfeedthatnewsignalintotherightsideofthechannel. Stereo Line Input Pad Switch (Separate switches for Channel "A" and "B" 1/4" line inputs) TheseswitchesinsertaPadnetworkonthe1/4"TRSinputstoexpandtherangeofinputlevelsthesestereo channelscanacceptwithoutoverload.theyshouldbeactivated(pushedin)onlyifthechannelspeakled illuminatessteadilywhenthelevelcontrolisatorbelow11o clockposition.note:theseswitchesonlyaffect the1/4"trsinputconnectorsandhavenoeffectonthechannelsrcainputs. LeftAndRightRCAInputConnectors (Separate Channel "A" and "B" connectors for Left and Right inputs) Providesforunbalancedlinelevelinputstothechannel sleftandrightinputs.designlevelis 10dBVInput impedanceis10kωunbalanced. 13
USBDIGITALAUDIOINPUTANDOUTPUT StereoChannel"A"Digital TheProSpec=2U6M2SwillappearasaUSB=peripheraltoyourcomputer;thereisononboardcircuitry(CODEC) thatallows2=waystereocommunicationviausb.simultaneousrecordandplaybackofaudioispossibleusing commonlyavailablesoftware.note:codecisthetermforanencoder/decoder.asinglecodecchipisused intheprospec=2uforbi=directionalusbconversionandcommunication:burr=brownpcm2900.ausbb=type connectorisprovided.usbaudioin(fromthecomputer)willfeedthestereolineinputchannel"a"when selected(toppanelswitchlabeledusb). USBDigitalOutput(MixerOutput) TheUSBAudioOut(tothecomputer)isdrivenfromthepre=fadermasterlevelcontrolsignalofLeftandRight withthecentersignalsummedintoleft+rightasaphantomcenterout;sendingthataudiototheinputofthe CODEC. USBSetupandOperation WhenpluggedintotheUSBportofacomputer,theProDeskwillshowupasa USBAudioCODEC inboth WindowsandMacOSX.Usethe SystemPreferences=Sound (OSX)or ControlPanel=SoundsandAudio Devices (Windows)toselecttheProDeskasyourInputorOutputdeviceandtoadjustanysystem=controlled parameters(balance&volume).bydefault,theinternalcodecisbus=poweredbythecomputer susbport; theledwillilluminatewhenpowerisavailableforthecodecchip.theanalogelectronicssurroundingthe CODECchipismixer=poweredforbestperformanceandheadroom.TheCODECiscapableofstereo,16=bit operationat33,44,and48khzsamplerates.thecomputersetsallcodecparameters;therearenouser controlsontheconsoleitself.whenusedwithoutadditionalprogramsupport,thecodecdefaultstothe system=levelsettingsofthecomputeritself.whenusedwitharecordingoreditingprogram,thesamplerate, wordlengthandotherparametersofthecodecarecontrolledbythatprogram. Withjustthecomputer ssystem=levelcontrols,youwillbeabletoselect USBAudioCODEC fromthelistof audiodevicesastheoutputsourceforplaybackofrecordedsounds,songsandcuesfromthecomputer.anyof therecording/editingprogramsavailablecanusethe USBAudioCODEC astheinputsourcefordirect recordingsfromtheconsole(viathestereorecordoutsection). Suggested(free)audioeditingprogram:Audacity(forMac,WinandLinux)Downloadat: http://audacity.sourceforge.net/download/ 14
PROSPEC 2U6M2S MASTER SECTION LED Power On Indicator IlluminateswhenACpowerisappliedtotheunitanditsDCPowersuppliesareoperatingproperly.Thisunitis tobepoweredfromaswitchedacsourceof100to240voltsat50/60hzwithnomanualvoltageselection requiredfordifferentoperatingvoltages.thisunitmaytobeleftonatmosttimesanddrawslessthan25 watts. MASTER OUTPUTS Front Panel (Left - Center - Right, Sum, Auxiliary Outputs) Left - Center - Right Master Output Level Control ThissinglelevelknobsimultaneouslyadjuststheLeft=Center=Rightoutputlevelsofthemixerandhasa controlhasarangeoffromcut=offto+10dbofgainaboveunity.theuseofasinglecontrolsimplifiesthe operationofthemixerbeitusedinamono,stereo,orlcrinstallationasalloutputlevelsremainproportional inoutputlevel. Master Output Metering (Left - Center - Right Outputs) Thepost=faderlevelsoftheLeft=Center=Rightoutputsaredisplayedonthe3mastermeters. Left - Center - Right Output Limiter Active LED TheLEDwillilluminatewhenanyoftheLeft=Center=RightoutputsignalsexceedstheThresholdassetbya recessedcontrolontherearpanel.whenilluminated,thisindicatesthatthemaximumoutputlevelisbeing limited(momentarilyreduced)asdeterminedbythesysteminstaller. Sum Output Level Control ControlsoutputlevelofaSumoftheLeft=Center=Rightmixsignalstoamonosignal.Arearpanelswitch selectsthesignalsourceaspreorposttheleft=center=rightmasteroutputlevelcontrolandlimiter.this outputisintendedtofeedassistedhearingorlobbyaudiosystemsoranyothersystemrequiringasummed LCRoutput. Sum Output Metering (Sum of Left - Center - Right) Thepost=faderlevelsoftheSumoutputsaredisplayedontheSummastermeter. 15
Auxiliary Output Level Control Thisknobadjuststhemixedauxiliaryoutputlevelsofthemixerandhasacontrolhasarangeoffromcut=offto +10dBofgainaboveunity.Thisoutputisintendedtofeedfoldbacksystems(artist/presentermonitorsystem), assistedhearingorlobbyaudiosystemswhereamixbalanceofotherthanthemainleft=center=mono outputisdesired. Auxiliary Output Metering Thepost=faderleveloftheAuxiliaryoutputisdisplayedontheAuxiliarymastermeter. Auxiliary Output Limiter Active LED TheLEDwillilluminatewhentheAuxiliaryoutputlevelexceedstheThresholdassetbyarecessedcontrolon therearpanel.whenilluminated,thisindicatesthatthemaximumoutputlevelisbeinglimited(momentarily reduced)asdeterminedbythesysteminstaller. Auxiliary Output Solo Switch (Internally Illuminated) Whendepressed,allowstheoperatortolistentotheAuxiliaryOutputintheHeadphonesystemreplacingthe defaultleft=center=rightsignal. 16
MASTER OUTPUTS Rear Panel (Left - Center - Right, Sum, Auxiliary Outputs) Left - Center - Right XLR Balanced Output Connectors ThesethreeXLRoutputconnectorsprovideanoptimum+4dBubalancedlineleveloutput(100ohm symmetrically=balanced)signalforeachoftheconsolesprimaryoutputs. Sum Balanced Output Connectors (Two Identical Outputs) ThisXLRoutputconnectorprovidesanoptimum+4dBubalancedlineleveloutput(100ohmsymmetrically= balanced)signalfortheconsolesauxiliaryoutput. Sum Pre Source Switch ChangesthesourceoftheSumsignalfromthedefaultLeft=Center=RightPostMasterlevelcontrol/Post limitersourcetoapremasterlevelcontrol/prelimitersource. Auxiliary Balanced Output Connector ThisXLRoutputconnectorprovidesanoptimum+4dBubalancedlineleveloutput(100ohmsymmetrically= balanced)signalfortheconsolesauxiliaryoutput. LINKING SYSTEM Amulti=pinconnectorsystemisprovidedthatallowstheProSpec=2U6M2Spreoutputlevelmix=busesandSolo systemsoftwoormoremixerstobelinkedtogether.contactapbaboutmade=to=ordercablestailoredto yourspecificneed. 17
HEADPHONE SYSTEM Automatic Solo to Headphones WhenanyinputchannelsSoloswitchisselected(asindicatedbythechannelssoloswitchbeingilluminated), theselectedinputchannelssolosignalwillautomaticallyoverridethedefaultleft=center=rightmonitored signalintotheheadphonesystem. Headphone Level Control Thiscontroladjuststhelevelbeingfedtotheheadphonesystem. 1/4 And 1/8 Headphone Connectors A1/4 anda1/8 setofheadphoneconnectorsarelocatedonthefrontpaneloftheconsole.bothofthese connectsmaybeusedsimultaneously. POWER SUPPLY ArearpanelON/OFFSwitchandIECACPowerconnectorareprovidedthatwillallowinsertionofamatching IECPowerCablethatwillmatchthelocalpowerconnectionrequirements.TheProSpec=2U6M2Swilloperate onmostworldwidevoltagesrangingfrom100voltsto240voltsandpowersystemfrequenciesof50to60hz withoutmodification. 18
SPECIFICATIONS Mono Input Channel Balanced Mic Input (XLR Input of Combo Connector) Mic Gain (Max): Mic Input Z: Mic EIN: THD + Noise (Mic input to Main Output) 60 db 2k Ω -127 dbu @ 60dB gain, 150 Ω source <0.005% @ 15dBu Output and with 40dB Gain >200kHz (ref to 1kHz) Bandwidth Microphone Input to Main Output @ 60dB Gain approx. 160 khz (ref 1kHz) Phase response: +/-11 degrees, 20Hz to 20kHz (ref 1kHz) HPF: 20Hz to 200Hz @ 12dB/Octave Unity Gain approx. 2 o clock Pot rotation Balanced Line Input (TRS input of Combo Connector) Line Gain (Max): Line Input Z: THD + Noise (Line input to Main Output) Bandwidth: 42 db >10k Ω <0.01% @ 15dBu Output approx. 160kHz (ref to 1kHz) Line Input to Main Output Phase Response: Unity Gain: +1.5/-17.5 degrees 20Hz to 20kHz (ref 1kHz) approx. 10 o clock Pot rotation 10 db Gain at approx. 2 o clock Pot rotation Stereo Channel Balanced Line Input (TRS) Max Gain: Line Input Z: THD + Noise (input to Main Output) Output Bandwidth: Input to Main Output Phase Response HPF: Unity Gain: 20 db >10k Ω <0.005% @ 15dBu >200kHz (ref to 1kHz) +3/-9 degrees, 20Hz to 20kHz (ref 1kHz) 40Hz @-18dB/Octave approx. 10 o clock Pot rotation 10 db Gain at approx. 2 o clock Pot rotation Outputs Balanced XLR using OutSmarts Driver ICs (also capable of unbalanced operation) Max Output Level: +26dBu (into 600 ohms or greater) Balanced Output Z: 50 Ω Residual Output Noise: < -95 dbu * *All channels unassigned and channel sends down, Master at unity (2 o clock) 19