subroutine softsym(id2,npts8,nsps8,newdat,fpk,syncpk,snrdb,xdt, & freq,drift,a3,schk,i1SoftSymbols) ! Compute the soft symbols use timer_module, only: timer parameter (NZ2=1512,NZ3=1360) complex c2(0:NZ2-1) complex c3(0:NZ3-1) complex c5(0:NZ3-1) real a(3) integer*1 i1SoftSymbolsScrambled(207) integer*1 i1SoftSymbols(207) include 'jt9sync.f90' nspsd=16 ndown=nsps8/nspsd ! Mix, low-pass filter, and downsample to 16 samples per symbol call timer('downsam9',0) call downsam9(id2,npts8,nsps8,newdat,nspsd,fpk,c2) call timer('downsam9',1) call peakdt9(c2,nsps8,nspsd,c3,xdt) !Find DT fsample=1500.0/ndown a=0. call timer('afc9 ',0) call afc9(c3,nz3,fsample,a,syncpk) !Find deltaF, fDot, fDDot call timer('afc9 ',1) freq=fpk - a(1) drift=-2.0*a(2) a3=a(3) a(3)=0. call timer('twkfreq ',0) call twkfreq(c3,c5,nz3,fsample,a) !Correct for delta f, f1, f2 ==> a(1:3) call timer('twkfreq ',1) ! Compute soft symbols (in scrambled order) call timer('symspec2',0) call symspec2(c5,nz3,nsps8,nspsd,fsample,freq,drift,snrdb,schk, & i1SoftSymbolsScrambled) call timer('symspec2',1) ! Remove interleaving call interleave9(i1SoftSymbolsScrambled,-1,i1SoftSymbols) return end subroutine softsym