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PROEL DSO480 - Routing Options and Processing Blocks; Input Channel Makeup; Output Channel Makeup; Preset Routing Configurations

PROEL DSO480
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12
Routing Options and Processing Blocks
DuetothecompletelynewDSPplatform,theroutingpossibilitieswithintheDSO480 havebeenmade
completelyflexible,withamatrixavailableallowinganycombinationofinputstoberoutedtoanyoutput.
TheadditionalDSPpowerhaspermittedtheinclusionofmoreprocessingblocks,evenconsideringthe
extrainputsandoutputs,andthedoubli
ngofsamplerate.
Toreducesetuptimeandaidusability,severalstandardconfigurationsareavailableasdescribedinalater
section.
Thissectionwilloutlinetheprocessingblocksavailableinrelatio ntothesignalpath,andexplainthe
variousoptionsforrouting,includingthe“FreeAssign”mode,wh
ichopensupcompletelyflexiblechannel
routing.
Input Channel Makeup
Thediagrambelowshowstheprocessingavailableoneachofthefourinputchannels,beforeroutingtothe
matrix.
Output Channel Makeup
Thediagrambelowshowstheprocessingavailableoneachoftheeightoutputchannels,afterroutingfrom
thematrix.
PresetRoutingConfigurations
Inadditiontotheabilitytoassignanycombinationofinputstoanyoutput,anumberofpreset
configurationsareprovided,forusewhendesigningacrossoverfromscratch.Thesehavetheadvantageof
suggestedsettingsforthehighandlowpassfilterstousefulbasicstartingpoints,tofilterthedifferent
outputsasappropriateforthechosenconfiguration.Thesemay,ofcourse,befreelymodifi
edafterwards
shouldtheynotsuittherequirementsexactly.
Thediagramsonthefollowingpagesshowtheconnectionsmadebetweeninputsandoutputs,andthe
suggestedvalueschosenforthehighandlowpassfilters.