QUBESP27-AudioManagementSystem
www.qubeaudio.com FBTELETTRONICAS.p.A
www.fbt.it
SP27 QuickReference
Editingchannels:GAIN
BACKNEXT
Accessingmenus:MENU
BACKNEXT ENTER
ENTER
GLOBALMEMORY
INPUTSECTION
CROSSOVER
INTERFACE
SYSTEM
SECURITY
AES/EBU
Global
Memory
System
System
EDIT
presschannel'skey.First
pressaccessesthatchannel'sgain.Toscrollthrough
channel'sparameters,usetheandkeys.
Secondpressaccesseslastviewedparameter.Third
presswilldropbacktothedefaultscreen.
pressthekey.Usethe
andkeystoselectthesub-menurequired,
andenterthesub-menuusingthekey.This
appliestoalllevelsofmenu.alwaysconfirms
selections.
Sub-menu:Recall/Store/Eraseinput,
crossoversettings,orcombinationsof.
Sub-menu:Setupinputganging,and
GEQ'Q'setting.
Sub-menu:Setuporadjustcrossover
design,includingroutingandautolimitersetting.Alsoset
upoutputganging.
Sub-menu:Commsinterfacesetup
(RS232),G.P.I.interfaceconfiguration,andwireless
interface. Sub-menu:Usedtoviewunit'sstatus,and
selectvariousglobaloptionssuchasPEQ'Q'or
bandwidthunits,delayunits,andoutputmeteringpoint
(pre/postmute).
Sub-menu:Usedforlockingvarious
operationsoftheunit,usinga4digitcode.
Sub-menu:monitorAESinputstatusinfo.(AES
inputsareswitchedviarearpanel.)
Thecrossover(output)settingsmaybestored
independentlyoftheinputsettings,usingthe
sub-menu.
Theoutputmetersshow level,indBfromthelimiter
threshold,andtheinputmetersshowlevelfrom
clippingtheA-Dconverters,
pre-gainandallEQ.
Thehighandlowpasscrossoverfiltersaredefined
independentlyoneachoutputchannel.
Toaccessthelimiterattackandreleaseparameters,
select“AutoLimiterTimeCst:No”whendesigninga
crossover.
Toswapparametricfilterunitsbetweenbandwidth
('BandW')and'Q',enterSub-menu,select
'FilterQ/Bandwidth',andselectrequiredreadout
units.
Toswapdelaytimeunits,enterSub-menu,
select'DelayTime/Distance',andselectrequired
readoutunits.
Pressingankeyflashescorrespondingchannels
routedto/fromthatchannel.
TheMenusandtheirContents
Notes
1
Contents
ImportantSafetyInformation
Unpackingtheunit
Introduction
FrontPanelFamiliarisation
RearPanelConnections
OperatingtheSP27
InputGangingandOutputGanging
MenuSystemOverview
MenusinDetail
MemoryStructure
RemoteControlInterfaceOperation
AESInputsandOutputs
AESDiagnosticsandStatusInformation
Features
NoteaboutoperationwithAudioCoresoftware
Start-upprocedure
PreliminarySet-up
InputChannelMakeup
OutputChannelMakeup
PresetRoutingConfigurations
FreeAssignRouting
InputGain
BaseDelay
InputParametricEQ
OutputGain
OutputPolarity
OutputDelay
OutputHighPassFilter
OutputLowPassFilter
OutputParametricEQ
OutputLimiter
Output“D-Max”(Clip)Limiter
RS232Connection(singleunit)
LoadingNewSoftwareviaaPC
AESInput
RS232Interface
4
5
6
7
8
9
9
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9
10
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12
13
13
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14
14
14
15
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16
16
17
18
19
21
23
23
24
24
25
2
23
23
SecurityandLocking
AdvancedAudioFeatures
ParametricFilterTypesandTheirUses
Specifications
Index
AppendixI-DefaultCrossoverConfigurations
EnteringthePasswordtoCompletetheLockingOperation
UnlockingtheUnit
ForgottenthePassword?
StandardParametricEQ
ShelvingEQ(HighShelfshown)
CreatingaFlat-toppedEQResponse
Low/HighPassVariable“Q”Filter(LowPassshown)
ProgramLimiterand“D-Max”Limiter
ProgramLimiter
“D-Max”ClipLimiter
SettingAccurateLimiterThresholds
CrossoverFilterSlopes
TimeAlignment
26
26
27
27
28
28
33
33
34
36
39
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29
31
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37
AnexampleofthisequipmenthasbeentestedandfoundtocomplywiththefollowingEuropeanand
internationalStandardsforElectromagneticCompatibilityandElectricalSafety:
RadiatedEmissions(EU):EN55013-1(1996)
RFImmunity(EU):EN55103-2(1996)RFImmunity,ESD,BurstTransient,Surge,Dips&Dwells
ElectricalSafety(EU):EN60065(1993)
Objectscontainingliquids,suchasvases,mustnotbeplacedonthisequipment.
Itshouldnotbenecessarytoremoveanyprotectiveearthorsignalcableshieldconnections.
Donotdefeatthepurposeofthepolarizedorgrounding-typeplug.Apolarizedplughastwobladeswithonewider
thantheother.Agroundingtypeplughastwobladesandathirdgroundingprong.Thewiderbladeandthethird
prongareprovidedforyoursafety.Whentheprovidedplugdoesnotfitintoyouroutlet,consultanelectricianfor
replacementoftheobsoleteoutlet.
Onlyusethisequipmentwithanappropriatemainscord.
IntheUSAthecordshouldcomplywiththerequirementscontainedintheStandardforCordSetsandPower
SupplyCords,UL817,bemarkedVW-1,andhaveanampacityratingnotlessthanthemarkedratingofthe
apparatus.
ImportantSafetyInformation
DonotremoveCovers.
Nouserserviceablepartsinside,referservicingtoqualifiedservicepersonnel.
Thisequipmentmustbeearthed.
CAUTION
RISKOFELECTRICSHOCK
DONOTOPEN
DONOTEXPOSETORAIN,MOISTURE,
DRIPPINGORSPLASHING
ATTENTION
RISQUEDECHOCELECTRIQUE
NEPASENLEVER
NEPASEXPOSERALAPLUIENIAL'HUMITE
4
Unpackingtheunit
Afterunpackingtheunit,pleasecheckitcarefullyforanydamage.Ifanyisfound,immediatelynotifythe
carrier
concerned-you,theconsignee,mustinstigateanyclaim.Pleaseretainallpackagingincaseoffuturere-
shipment.
5
Introduction
TheSP27arepowerfulDSPbasedaudioprocessors,ideallysuitedforinstallapplications,wherethey
combinethefunctionsofamultitudeofconventionalproductsinacompact1Uunitwithextensiveremote
controlcapabilities.Toachievethis,theunitshaveuptofourinputsandeightoutputswhichcanbeconfigured
inaselectionofbasiccrossovermodes-4x2way;2x3way+2Aux;2x4way;and1x8way(asapplicable
toi/oconfigurations).Theyalsooffera"freeassign"mode,whichallowscompletelyflexibleroutingofany
outputfromanycombinationofinputs.
Eachinputhasagaincontrol,variabledelayandafurthereightbandsoffullyparametricequalisation.The
parametricfilterbandshavealargeselectionofdifferentfiltertypesavailable,includingshelving.
Eachoutputhasagaincontrol,variabledelay,highandlowpasscrossoverfilters,ninebandsoffully
parametricequalisation,polarityswitchingand,additionally,afullyfeaturedlimiter,andafinalcliplimiter.The
crossoverfiltersofferslopesofupto48dB/Octave.,withavarietyofresponsesavailable.
AGPIinterfacemayalsobefittedtoallowremotememoryrecallsusingsimpleswitch closureapparatus.
Securitylock-outisavailableforallcontrols.
TheSP27arealsoequippedwithAES/EBUdigitalinputsandincludeasamplerateconverter,capableof
acceptinganythingfrom32kHzuptp192kHz.
Superbaudioquality-carefullyoptimiseddoubleprecisionsignalprocessingcoupledwith24bitconversion
ensureadynamicrangeinexcessof117dB.Thehighsamplingrateof96kHzmeansminimalfiltering
providingexceptionalsonicpuritywithabandwidthinexcessof32kHz.
Aflexibleinput/outputmulti-modeformatcatersforanyconfiguration,regardlessofscale.
Bothroutingofinputstooutputs,andganging(forediting)arecompletelyflexible.
AcompletelynewSHARCTMbasedDSPplatformsuppliesphenomenalcomputationalpower,allowingthe
unittoprovidenotonlymultiplebandsofstandardparametricequalisationoneveryinputandoutput,butan
additionalfullspectrumgraphicequaliseroneachofthefourinputs.Thisadditionalpoweralsopermitsboth
programlimitersandnoovershootcliplimitersoneachoutput.
Delayofupto650mSmaybeindependentlysetforeachoutput,withanexceptionallyfineminimumincrement
of300nS,whichcorrespondstoadistancechangeof0.1mm!
Thecomprehensivestandardspecificationalsoincludesupto255memories.
XTA'snewproprietaryComplexUnifiedNyquistTruncationalgorithmensuresthatnomatterhowmuch
equalisationisappliedtoachannel,therewillalwaysbesufficientheadroomavailabletocaterforit.
Features
6
FrontPanelFamiliarisation
Shows,bydefault,thenameofthelast
recalledmemoryonthebottomlineofthescreen,and
thecurrentroutingonthetopline.Alsousedtoshowall
parametersastheyareedited,andallmenuselections.
Selectionandadjustmentofparameters.
keymovesforwardthroughlistofparameters.
keymovesbackwardsthroughlistofparameters.
keyactivatesthemainmenu-asecondpressselectsthelastmenuedited-athirdpress
selectsthelastmenuitem.Inthisway,threepressesonfromthedefaultscreenwill
jumpbacktothelastparameteradjusted.Selectionofdifferentmenusisaccomplishedusing
theandkeys,orwiththeencoder.
keyentersthechosenmenu,confirmsselections,andchangesfiltertypeswheneditingparametric
sections. willflattenthecurrentlyselectedparametricsections.Notethat,forsafetyreasons,itisnotpossible
tobypassthehighandlowpassfiltersections.
exitsmenusbacktothedefaultscreen.
Threevelocitysensitiveencodersadjusttherelevantparametersas
displayedonthescreen.
ThetwostatusLEDsshow,fromlefttoright,AESinputsselected
(flashingifnotlocked);
Controlandmonitorinputsignalpaths.
Redbuttonsilluminatewhenpressedandmuteaudioforthatchannel.
buttonsilluminateyellowwhenpressed,andaccessgainonfirstpress,thenlast
viewedparameteronsecondpress,thenexitonthirdpress.
InputmetersshowdBfromclippingpointoftheanaloguetodigitalconverters.Red
LEDmayilluminateindependentlyfromtherestofthemetertoshowdigital
overflow.AlltwoLEDsilluminatingindicatesinternalclippingaftertheADC.
Controlandmonitoroutputsignal
paths.
Redbuttonsilluminatewhenpressedand
muteaudioforthatchannel.
buttonsilluminateyellowwhenpressed,and
accessgainonfirstpress,thenlastviewed
parameteronsecondpress,thenexitonthirdpress.
OutputmetersshowdBfromlimiting.
TheredLEDilluminatesattheonsetoflimiting.
LCDScreen:
ControlKeys:
NEXT
BACK
MENU MENU
BACKNEXTFREQ
ENTER
BYPASS
QUIT
RotaryEncoders:
StatusLEDs:
InputSections:
MUTE
EDIT
CLIP CLIP
OutputSections:
MUTE
EDIT
Error................................
7
RearPanelConnections
PowerSwitch:
MainsFuse:
MainsInlet:
RS232:
AudioOutputs:
AESInputSwitch:
AudioInputs:
turnstheunit'smainssupplyoffandon.
locatedinafinger-proofholderadjacenttothemainsinlet.Aspare
fuseisalsolocatedinthisholder.
connectedviaastandardIECsocket.
RS232standardviaa9pinD-typeconnector,forconnectiontoaPC.Dataisconvertedto
RS485standardandrelayedtoslaveunitsviatheRS485sockets.
3pinXLRsocketsare
providedforeachchannel.Allarefully
balanced,pin2hot,3cold,1screen.
RecessedswitchtoselectAESdigital
inputs.RedLEDwillilluminateintheholewhenAESinputs
areselected,alongwiththecorrespondingfrontpanel
indicator. 3pinXLRsocketsareprovidedforeach
channel.Allarefullybalanced,pin2hot,3cold,1screen.
Alwaysreplacethefusewiththecorrecttypeandratingasshownontherearpanellegend.
8
OperatingtheSP27
NoteaboutoperationwithAudioCoresoftware.
ThefollowingoperatinginformationcoverssetupandcontroloftheSP27viathefrontpanelcontrolsonly.
Pleaseconsultthemanualsuppliedwiththissoftwareforinformationregardingfullcomputercontrol.
Switchingontheunitwilldisplayabriefmessagedetailingtheunittypeandsoftwareversionrunning
==AudioCoreDP4XX==
==SoftwareV1.00==
andallLEDswillbrieflyilluminate.Theunitwillthenbeginitscountdowntothewake-upprocedure,during
whichtimetheaudiowillfadeuptothelevellastset.Meteringwillbegintooperatewhenthefade-upstarts.
-Designyourcrossover!Todothis,press,andusetheorkeytoselect'
andthenpress.Usetheorkeytoselectandthenpress
.Finally,usetheorkeytoselectthedesiredroutingandfollowtheset-upwizardto
finaliseyourdesign.
-Notethatwheninamenu,isalwaysusedtoconfirmselections.Thecurrentselectionismarkedwith
anasterisk'*'.
-Usethekeysoneachoutputchannelwiththeandkeystoselectthehighpassfilters,low
passfilters,parametricsetc.Notethatwhendesigninganewcrossover,thehighandlowpassfilterswillbe
settodefaultvalues.
-Usethekeysoneachinputchannelwiththeandkeystoselectthegain,delayand
parametricsavailableoneachinput.
Start-upprocedure
PreliminarySet-up
TheprocedurebelowshouldbefollowedwhenfirstinstallingaSP27unit.
MENUBACKNEXTCrossoversub-
menu'ENTERBACKNEXT'Designacrossover'
ENTERBACKNEXT
ENTER
EDITBACKNEXT
EDITBACKNEXT
Thewake-uptimecountdownmaybeadjustedintheSYSTEMmenu-seepage23fordetails.
Fordetailsaboutadjustingtheroutingifoneofthestandardconfigurationsdoesnotsuit,seepage15.
Notethatifnoactionistakeninmenumode,theunitwillreturntonormal'default'modeafter
abouttwenty(20)seconds.Repeattheabovedirectionstoreturntomenumode.
NOTE
2
3
2
3
9
RoutingOptionsandProcessingBlocks
DuetothecompletelynewDSPplatform,theroutingpossibilitieswithinthehavebeenmadecompletely
flexible,withamatrixavailableallowinganycombinationofinputstoberoutedtoanyoutput.Theadditional
DSPpowerhaspermittedtheinclusionofmoreprocessingblocks,evenconsideringtheextrainputsand
outputs,andthedoublingofsamplerate.
Toreduceset-uptimeandaidusability,severalstandardconfigurationsareavailableasdescribedinalater
section.
Thissectionwilloutlinetheprocessingblocksavailableinrelationtothesignalpath,andexplainthevarious
optionsforrouting,includingthe"FreeAssign"mode,whichopensupcompletelyflexiblechannelrouting.
Thediagrambelowshowstheprocessingavailableoneachofthefourinputchannels,beforeroutingtothe
matrix.
OutputChannelMakeup
Thediagrambelowshowstheprocessingavailableoneachoftheeightoutputchannels,afterroutingfromthe
matrix.
Inadditiontotheabilitytoassignanycombinationofinputstoanyoutput,anumberofpresetconfigurations
areprovided,forusewhendesigningacrossoverfromscratch.Thesehavetheadvantageofsuggested
settingsforthehighandlowpassfilterstousefulbasicstartingpoints,tofilterthedifferentoutputsas
appropriateforthechosenconfiguration.Thesemay,ofcourse,befreelymodifiedafterwardsshouldtheynot
suittherequirementsexactly.
Thediagramsonthefollowingpagesshowtheconnectionsmadebetweeninputsandoutputs.
SP27
InputChannelMakeup
PresetRoutingConfigurations
10
2x3waycrossover 1x6waycrossover
2x2way+mono
11
FreeAssignRouting
Ifnoneofthepresetconfigurationsareappropriatetotherequiredsystemsetup,itispossibletomanually
selecttheroutingofthecrossover.Thisisachievedthroughthe.
Pressingwillstartthecrossoverdesignwizard,withthefirstoptionbeingtochoosetherouting.
Thedisplaywillshow
orwhateverthecurrentconfigurationissetto.Pressuntilthedisplayshows
Andthenpress.Thekeywillilluminate
foroutput1,aswillanyrelevantinputkeys,
showingwhichinputsarefeedingoutput1.Thedisplay
willalsodetailthecurrentcombinationofinputsfeeding
thisoutput.Tochangetheroutingforanyoutput,press
itskey,andthenchoosetherequiredinput
channelcombinationbyjustpressingtheinput
keysasappropriate.Theinputcombinationscanalso
besteppedthroughinturnbypressing,or
.
Tocompletetheprocedure,press.Thewizard
willcontinue,andiftheroutinghasbeenchanged,all
outputswillbemutedonexit.
CrossoverMenu->DesignACrossover
ENTER
DesignACrossover->
Routing=2X4WAY*
BACK
DesignACrossover->
Routing=FreeAssign
ENTEREDIT EDIT
EDIT EDIT
NEXT
BACK
ENTER
PressEDITinputkeysto
select/deselectinputs PressEDITtoshowinput
routingselection....
1
2
12
EditingAudioParameters-InputChannels
Gain
GainInputAInA InputGain=+6.0dB
DelayInputAInA BaseDelay=0.00mS
x1mS
343mm x10uS
4mm
PEQ:1<>InputAInA 1k00HzQ=3.00.0dB
Frequency “Q” Gain
InputGain
Therangeofthecontrolovertheinputgainis–40dBto+6dBin0.1dBsteps.
BaseDelay
Themaximumavailabledelaybetweenanyinputandoutputis650.00mS.Forexample,iftheinputdelayon
channelAissetto500mS,themaximumavailableoutputdelayforanyoutputfedfrominputAwillbe150mS.
Thereadoutunitscanbechangedbetweentimeinmilliseconds,distanceinfeetordistanceinmetres.Please
seepageformoredetails.
InputParametricEQ
Thereareeightbandsofparameterequalisationavailableoneveryinput.Thebehaviourofeachindividual
bandcanbechangedtoavarietyofdifferentfiltershapes,includinghighandlowshelves,notch,and
bandpass.ChangingthefiltertypeisachievedbypressingENTERduringeditinganyparticularband.For
moredetailsaboutthevarioustypesoffilteravailable,pleaseseepage.
13
EditingAudioParameters-OutputChannels
OutputGain
Therangeofthecontrolovertheinputgainis–40dBto+15dBin0.1dBsteps.
OutputPolarity
Thepolarity(orphase)ofeachoutputmaybeswitchedindividuallyasbelow.
OutputDelay
Themaximumavailabledelaybetweenanyinputandoutputis650.00mS.Forexample,iftheinputdelayon
channelAissetto500mS,themaximumavailableoutputdelayforanyoutputfedfrominputAwillbe150mS.
Thereadoutunitscanbechangedbetweentimeinmilliseconds,distanceinfeetordistanceinmetres.Please
seepageformoredetails.
Gain
GainOutput1OP1 OutputGain=+6.0dB
-or+
PolarOutput1OP1 Polarity=[+]
x0.3uS
0.1mm
DelayOutput1OP1 Delay=0.0000mS
x10uS
4mm
x1mS
343mm
14
Slope
HPF/--Output1OP1 <10HzLinkw-Riley48dB
Output1OP1
PEQ:1<>Output1OP1
OutputHighPassFilter
Thehighpasscrossoverfilteroneachoutputhasafrequencyrangeof<10Hzupto32kHzin1/36Octave
steps.Ifyoutrytosetthehighpassfiltertoahigherfrequencythanthelowpass(whichwouldbepointless
andresultinnooutput),themessageHigh/LowFreq.Overlap!willbedisplayed.Notethattoaccessthe
48dB/Octavefilters,parametricbands6&7needtobebypassed,orsetto0dB.Iftheyarenot,themessage
BypassPEQ's6&7ToAccess48dBSlopeswillbedisplayed.
th
OutputLowPassFilter
Thelowpasscrossoverfilteroneachoutputhasafrequencyrangeof35.1Hzupto>32kHzin1/36Octave
steps.Ifyoutrytosetthelowpassfiltertoalowerfrequencythanthehighpass(whichwouldbepointless
andresultinnooutput),themessageHigh/LowFreq.Overlap!willbedisplayed.Notethattoaccessthe
48dB/Octavefilters,parametricbands8&9needtobebypassed,orsetto0dB.Iftheyarenot,themessage
BypassPEQ's8&9ToAccess48dBSlopeswillbedisplayed.
th
OutputParametricEQ
Thereareninebandsofparametricequalisationavailableoneveryoutput.Thebehaviourofeachindividual
bandcanbechangedtoavarietyofdifferentfiltershapes,includinghighandlowshelves,notch,and
bandpass.ChangingthefiltertypeisachievedbypressingBYPASStobypassthefilterandthenpressing
ENTERduringeditinganyparticularband.Formoredetailsaboutthevarioustypesoffilteravailable,please
seepage42.
Frequency
SlopeFrequency
LPF--\
>32kHzLinkw-Riley48dB
GainFrequency “Q”
1k00HzQ=3.00.0dB
15
Threshold
LimiterOutput1OP1
Atk=2.0mSRel=x16+22dB
Output1OP1
Attack
SlopeFrequency
ClipLim
Rel.=Medium2dBAbove
OutputLimiter
Thelimiteroneachoutputhasadjustableattackandthreshold,withareleasetimethatisselectabletobea
multiplieroftheattacktime.Forexample,asshownbelow,theattacktimeis2mSandreleaseis“x16”so32mS.
Theattackandreleasetimescanbeautomaticallylinkedtothehighpassfilterfrequency,sothattheyaresetto
correctvaluesfortheoutput'sfrequencyrange.Ifthisfeatureisenabled,thedisplaywillshowAutomaticT/Cin
placeoftheattackandreleasetimes.SelectionofautomatictimeconstantsisthroughtheDesignaCrossover
wizard,intheCrossoverSub-Menu.
Output“D-Max”(Clip)Limiter
Thecliplimiteroneachoutputisdesignedtositatathresholdjustabovethestandardlimiterandhasalook
aheadattacksothatitsthresholdcanneverbeexceeded.Thereleasetimecanbeautomaticallylinkedtothe
highpassfilterfrequency,sothatitissettoavalueappropriatefortheoutput'sfrequencyrange.Ifthisfeature
isenabled,thedisplaywillshowRel.=Autoinplaceofthereleasetime.Selectionofautomatictime
constantsisthroughthe
DesignaCrossoverwizard,intheCrossoverSub-Menu.
Moreinformationaboutthelimitersandtheiruseisgiveninthesectiononpage.
Release
16
InputGangingandOutputGanging
PressEDITkeystogang
flashingchannelwithselection
1
2
Themethodoflinkinginputsoroutputstogetherduringeditingisachievedinthesameway,soonlycrossover
(output)gangingwillbeexplainedhere.HavingselectedCrossoverGangingfromthemenuunderthe
CrossoverSub-Menu,thecurrentgangingset-upwillbedisplayed.Thiswilleitherbeapresetselectionas
wouldbeusefulinastandardcrossoverconfiguration–forexample
…wouldbealogicalgangingarrangementifthecrossoverwassetupasa–linkingthecontroland
adjustmentofall“Low”outputstogether,andthatofall“High”outputstogether.
However,ifthecrossoverhasnotbeensetupwithapresetroutingconfiguration,thenitmayberequiredto
setupthegangingtocomplimentthisconfiguration.ThisisachievedusingtheFreeAssignmode.Thisis
selectedfromthepresetgangingchoices,whichare: [alloutputsindependent]
Ganging=FreeAssign[chooseganging]
SelectingFreeAssignandthenpressingENTERwillbegintheprocessofgangingoutputstogetherusingthe
followingsimplerules:
-Alloutputsaregangedtothelowestnumber–sotogangmustbeselectedandthengangedto
-Outputscannotsharemorethanonegangingset–soforexampleoutput
unlesstheyaregangedtogetheraswell.()
<-CrossoverGanging
Ganging=None
Ganging=1+3+5+72+4+6+8
4x2way
Ganging=1+2+3+4+5+6+7+8[1x8way]
Ganging=1+52+63+74+8[4x2way]
Ganging=1+3+5+72+4+6+8[2x4way]
3&5,53.
3cannotbegangedto2and4
Effectively3and4aregangedto2inthiscase
Withtheserulesinmind,selectingandsettingupgangsisquitestraightforward.
PressaMUTEkeytochoosetheoutputtogang–itsLEDwillbegintoflash,andanEDITkeywillilluminateto
showwhichoutputitiscurrentlygangedwith.Tochangethisselection,justpressanotherEDITkey,
rememberingthatgangsworkfromthehighesttolowestnumber.So,togangoutputs
–thedisplaywillshow <-CrossoverGanging
GangingisclearedbyselectingGanging=Nonefromtheinitialchoicesgivenabove.TheInputGanging
procedureisidenticaltothecrossoverganging,selectableundertheInputSub-Menu.
1and5,pressMUTE5
thenEDIT1
GangOutput5with1
(-CrossoverGanging-)
GangOutput1with1
PressMUTEtoselect
channeltogang
MUTEbeginstoflash
EDITLEDwilllighttoshowlowestnumberingang
17
MenuSystemOverview
18
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