Dolby® DP570 Multichannel Audio Tool User’s Manual 45
Chapter 6
Using the DP570 in LiveRemote Broadcast
Inpreparationforandduringaliveremotebroadcast,itisimportanttoexperiencethe
audioprogramthesamewayaviewerwillinthehomesoyoucanassessthemixquality
andmakeappropriateadjustments.TheDP570providesquickandaccurateemulationof
aviewerʹslisteningenvironment.
TheinstructionsinthissectionallowyoutousetheDP570torespondquicklywith
necessarychangesandimprovements.

6.1 Connecting the DP570 for Live Remote Broadcast

Figure61showsatypicalliveremotesetup.Inthisapplication,5.1mixedaudioisrouted
fromtheconsoletotheMPEGencoderthroughtheDP571,DP563,andDP570.
Themixfromtheconsoleissentfirsttodigitalinputs1–6oftheDP571andon��totheDP570
formetadataauthoringandmonitoringviatheDP571’sloopthroughconnections.The
samemixisroutedtotheDP563fordownmixingtoLt/RtandthentotheDP571for
encoding.
Lt/RtoutputfromtheDP563isdirectedbyadistributionamplifiertofourlocations:
1. TotheLt/RtinputoftheDP570forquickandconvenientmonitoring
2. TothedigitalinputsoftheDP570forinclusionina5.1+2Dolby®Eprogram
3. TothedigitalinputsoftheDP571fordigitalencoding
4. TotheMPEGencoderforstereoaudiodistribution
AttheDP571,metadataauthoredintheDP570isjoinedtotheaudiofromtheDP563and
encodedintoaDolbyEstream.ThisstreamissenttotheLM100formeteringand
confidencedecoding.ItisalsoinputtotheMPEGencoderpriortotransmission.Lt/Rt
audiofromtheDP563isseparatelyroutedtotheMPEGencoderaswell.