42 Dolby® DP570 Multichannel Audio Tool User’s Manual
Using the DP570 in DVD Mas teri ng
5.2 Typical Tasks
TheDP570isusedinthemonitorchaintoemulateaconsumerʹslisteningenvironment.

5.2.1 Setting the Dialogue Level

Asthemixisnearingcompletion,usethedialoguelevelindicatorsinDolbyRemote570
showninFigure52duringarepresentativeperiodofspeechtoselecttheDialogueLevel
Setvaluefortheprogram.���Themeasuredvalueoftheaudioprogramappearsinyello w;
thedialoguelevelvaluesetinthesoftwareappearsingreen.
Figure52
Figure 5-2 Dialogue Level Controls
Inmostcases,selectingandmeasuringarepresentativeperiodofspeechwithinthe
programwillserveasagoodexampleoftheoveralldialoguelevelthroughoutthe
program,providedgoodmixingpracticesareobserved.Insomecasessuchas
documentaries,locationsound,andsoon,itmaybedifficulttomatchthedialoguelevel
fromsectiontosection,andwhilethedialoguelevelindicatorontheDP570canhelp,your
earsarethebesttool.
TodetermineaDialogueLevelvaluefortheprogram,useshorttermmeasurementsas
theyprovideameasurementovera10secondperiodofprogramaudioanddonotaverage
themeasurementoveralongperiodoftime.Formoreinformationonthemeasurement
modes,seeSection4.7.2.
PressingtheAcceptbuttonresetstheDialogueLevelparameterwithintheoutput
metadatastreamfeedingdownstreamequipmenttoequaltheyellowvalue.Thegreen
numberchangestothevalueselected.

5.2.2 Monitoring the Dialogue Level

Asyoumix,checkthedialoguelevelindicator—theyellownumbersshowninFigure52
frequentlytobesurethattheprogramstayswithinacceptablelimits.
Note: For5.1programming,themeasurementchannelshouldbesettoCenter,asmostof
theimportantspeechcontentwilloccurinthischannel.MeasureboththeLeftand
Rightchannelsofstereoinput.