PicoQuant MultiHarp 150 - Page 41

PicoQuantGmbH MultiHarpSoftwareV.3.1.0.0
Thecorrelatoralwayscalculatestheautocorrelationsofthetwovirtualchannels(AAandBB)aswellasthe
cross-correlation(AB).Therearethreetickboxesthatselectwhichoftheseareshown.
ThedialogsectionAccumul.allowsselectinganupdatetimeforthecorrelationdisplay.Furthermoreitallowsto
selectbetweenrepetitiveupdates(Osc.)andcumulativecollection(Int.).Ifthelatterischosenonecanmanually
resetthecorrelatorbyclickingtheResetbutton.Notethatallthesesettingsaffectonlythereal-timecorrelator.
TherawTTTRmodedatawillbecollected continuouslyandcompletely independentfromthecorrelator
settings.
TheSavebuttonundertheAccumul.sectionallowstosavethecorrelatorresultsastheywerelastshown.The
savedresultisanASCIIfilewithsomeheaderinformation.Theformatisself-explanatory.
Notethatthereal-timecorrelatorisprimarilyatoolforpreviewduringmeasurementsetupandoptimization.It
doesnotallowtocorrelatedatafromTTTRfiles.Ifyouneedthecorrelationovertheentirestreamofcollected
datayouneedtomakesurethatthemeasurementrunsinIntegratingmodeandthatyoudonotpressreset
duringtheacquisition.Ifyouneedthecorrelationresultsyoushouldsavethemhere.Ifyouneedtoperformfur-
therormorethoroughFCSanalysisonthecollecteddatayoucanusetheSymPhoTime64softwarefromPico-
Quant.
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