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QRA65 message averaging assumes a fixed DT close to zero.
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@ -9,7 +9,6 @@ subroutine qra_loops(c00,npts2,mode,mode64,nsubmode,nFadingModel, &
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complex c0(0:720000) !Ditto, with freq shift
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real a(3) !twkfreq params f,f1,f2
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real s3(LN) !Symbol spectra
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real s3a(LN) !Saved symbol spectra
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real s3avg(LN) !Averaged symbol spectra
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integer dat4(12),dat4x(12) !Decoded message (as 12 integers)
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integer nap(0:11) !AP return codes
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@ -56,7 +55,7 @@ subroutine qra_loops(c00,npts2,mode,mode64,nsubmode,nFadingModel, &
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call pctile(s3,LL*NN,40,base)
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s3=s3/base
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where(s3(1:LL*NN)>s3lim) s3(1:LL*NN)=s3lim
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if(iavg.eq.0 .and. idf.eq.1 .and. idt.eq.1) s3a(1:LL*NN)=s3(1:LL*NN)
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! if(iavg.eq.0 .and. idf.eq.1 .and. idt.eq.1) s3a(1:LL*NN)=s3(1:LL*NN)
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else
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s3(1:LL*NN)=s3avg(1:LL*NN)
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endif
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@ -92,8 +91,18 @@ subroutine qra_loops(c00,npts2,mode,mode64,nsubmode,nFadingModel, &
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!### if(iand(ndepth,3).lt.3 .and. irc.ge.0) go to 100
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enddo ! idt (DT loop)
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enddo ! idf (f0 loop)
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if(iavg.eq.0 .and. abs(jpk0-4320).le.1300) then
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s3avg(1:LL*NN)=s3avg(1:LL*NN)+s3a(1:LL*NN)
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! if(iavg.eq.0 .and. abs(jpk0-4320).le.1300) then
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if(iavg.eq.0) then
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a=0.
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a(1)=-f0
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call twkfreq(c00,c0,npts2,6000.0,a)
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! jpk=4320
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jpk=4080
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call spec64(c0,nsps,mode,jpk,s3,LL,NN)
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call pctile(s3,LL*NN,40,base)
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s3=s3/base
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where(s3(1:LL*NN)>s3lim) s3(1:LL*NN)=s3lim
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s3avg(1:LL*NN)=s3avg(1:LL*NN)+s3(1:LL*NN)
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nsave=nsave+1
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endif
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if(iavg.eq.0 .and. nsave.lt.2) exit
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