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Translate reported frequencies so that |DF| <= 500 Hz for Q65 decodes.

This commit is contained in:
Joe Taylor 2021-07-02 09:54:37 -04:00
parent 44b99783d1
commit bc2979d3de
1 changed files with 12 additions and 6 deletions
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18
map65/libm65/q65b.f90
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@ -24,7 +24,7 @@ subroutine q65b(nutc,nqd,nxant,fcenter,nfcal,nfsample,ikhz,mousedf,ntol,xpol, &
complex cx(0:MAXFFT2-1),cy(0:MAXFFT2-1),cz(0:MAXFFT2)
logical xpol
integer ipk1(1)
real*8 fcenter,freq0
real*8 fcenter,freq0,freq1
character*12 mycall0,hiscall0
character*12 mycall,hiscall
character*6 mygrid,hisgrid
@ -138,7 +138,7 @@ subroutine q65b(nutc,nqd,nxant,fcenter,nfcal,nfsample,ikhz,mousedf,ntol,xpol, &
newdat,nagain,max_drift,mycall,hiscall,hisgrid)
MHz=fcenter
freq0=MHz + 0.001*ikhz
freq0=MHz + 0.001d0*ikhz
if(nsnr0.gt.-99) then
nq65df=nint(1000*(0.001*k0*df+nkhz_center-48.0+1.000-1.27046-ikhz))-nfcal
@ -149,8 +149,13 @@ subroutine q65b(nutc,nqd,nxant,fcenter,nfcal,nfsample,ikhz,mousedf,ntol,xpol, &
if(npol.lt.0) npol=npol+180
endif
call txpol(xpol,msg0(1:22),mygrid,npol,nxant,ntxpol,cp)
ikhz1=ikhz
ndf=nq65df
if(ndf.gt.500) ikhz1=ikhz + (nq65df+500)/1000
if(ndf.lt.-500) ikhz1=ikhz + (nq65df-500)/1000
ndf=nq65df - 1000*(ikhz1-ikhz)
if(nqd.eq.1 .and. abs(nq65df-mousedf).lt.ntol) then
write(line,1020) ikhz,nq65df,npol,nutc,xdt0,nsnr0,msg0(1:27),cq0, &
write(line,1020) ikhz1,ndf,npol,nutc,xdt0,nsnr0,msg0(1:27),cq0, &
ntxpol,cp
1020 format('!',i3.3,i5,i4,i6.4,f5.1,i5,' : ',a27,a3,i4,1x,a1)
write(*,1100) trim(line)
@ -161,12 +166,13 @@ subroutine q65b(nutc,nqd,nxant,fcenter,nfcal,nfsample,ikhz,mousedf,ntol,xpol, &
cmode=': '
cmode(2:2)=char(ichar('A') + mode_q65-1)
write(26,1014) freq0,nq65df,0,0,0,xdt0,npol,0, &
nsnr0,nutc,msg0(1:22),':',cp,cmode
freq1=freq0 + 0.001d0*(ikhz1-ikhz)
write(26,1014) freq1,ndf,0,0,0,xdt0,npol,0,nsnr0,nutc,msg0(1:22), &
':',cp,cmode
1014 format(f8.3,i5,3i3,f5.1,i4,i3,i4,i5.4,4x,a22,1x,2a1,2x,a2)
! Write to file map65_rx.log:
write(21,1110) freq0,nq65df,xdt0,npol,nsnr0,nutc,msg0(1:28),cq0
write(21,1110) freq1,ndf,xdt0,npol,nsnr0,nutc,msg0(1:28),cq0
1110 format(f8.3,i5,f5.1,2i4,i5.4,2x,a28,': A',2x,a3)
endif