Mackie 1202 Musical Toy Instrument User Manual


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16
1202VLZ4
1202VLZ4
Output Section
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33
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33. Control Room Source Matrix
Typically,theengineersendsthemainmixtoan
audience(iflive)oramixdowndeck(ifrecording).But
whatiftheengineerinthecontrolroomneedstohear
somethingotherthanthemainmix?Withthe1202VLZ4,
theengineerhasseveralchoicesofwhattolistento.
Thisisoneofthosetrickyparts,sobraceyourself.
Viathesesourceswitches,youcanchoosetolisten
toanycombinationofmainmix,alt3-4andtape.
Bynow,youprobablyknowwhatthemainmixis.
Alt3-4isthatadditionalstereomixbus.Tapeisthe
stereosignalcominginfromthetapeinput[9]jacks.
Selectionsmadeinthesourcematrixdeliverstereo
signalstothecontrolroom,phonesandmeterdisplay.
Withnoswitchesengaged,therewillbenosignalat
theseoutputsandnometerindication.
Theexceptionisthesolofunction.Regardlessofthe
sourceselection,engagingachannel’ssolo[24]switch
willreplacethatselectionwiththesolosignal,alsosent
tothecontrolroom,phonesandrightmeter(theleft
meterbecomesinactive).Thisiswhatmakesthe
level-settingproceduresoeasytodo.
WARNING:Engagingboththetapeand
assigntomainmix[36]buttonscancreate
afeedbackpathbetweentapeinput[9]and
tapeoutput[10].Makesureyourtapedeckisnotin
record,record-pause,orinput-monitormodewhenyou
engagetheseswitches,ormakesurethecontrolroom/
submix[34]levelknobisfullycounterclockwise(off).
Nowyouknowhowtoselectthesignalstosendtothe
engineer’scontrolroomorphones.Fromthere,these
signalsallpassthroughthesamelevelcontrol:
34. Control Room/Submix
Thisknobcontrolsthelevelsofboththestereo
controlroom[15]andphones[12]outputs.Thecontrol
rangeisfromoffthroughunitygainatthedetent,with
10dBofextragain(whenturnedfullyclockwise).
Whenmainmixisyourcontrolroomsourceselection,
thosesignalswillnowpassthroughtwolevelcontrols
onthewaytoyourcontrolroomampandphones—the
mainmix[32]knobandthiscontrolroom/submix
knob.Thisway,youcansendanicehealthyleveltothe
mainoutput(mainmixknobat“U”),andaquietlevel
tothecontrolroomorphones(controlroom/submix
knobwhereveryoulikeit).
Whenalt3-4ortapeisselected,orsolo[24]is
engaged,thecontrolroom/submixknobwillbethe
onlyonecontrollingtheselevels(channelcontrols
notwithstanding).
32. Main Mix
Thisknobcontrolsthelevelsofsignalssenttothe
mainoutputs:XLR[13]and1⁄4"[11]andRCAtape
output[10].Allchannelsandstereoreturns[7]that
arenotmutedorturnedfullydownwillwindupinthe
mainmix.
Fullycounterclockwiseisoff,thecenterdetent
isunitygain,andfullyclockwiseprovides12dBof
additionalgain.Thisadditionalgainwilltypicallynever
beneeded,butonceagain,it’snicetoknowit’sthere.
Thisistheknobtoturndownattheendofthesong
whenyouwantTheGreatFade-Out.
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