WSJT-X/savetf2.F90

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Fortran
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subroutine savetf2(id,nsave,nutc)
parameter (NZ=60*96000)
parameter (NSPP=174)
parameter (NPKTS=NZ/NSPP)
integer*2 id(4,NZ)
real*4 ss(NPKTS),ss2(60)
real*8 dt,t,t2
dt=NSPP/96000.d0
t=0.d0
nh=nutc/100
nm=mod(nutc,100)
t2=3600*nh + 60*nm
fac=1.0/(4.0*NSPP)
do i=1,NPKTS
s=0.
do n=1,NSPP
s=s + float(id(1,i))**2 + float(id(2,i))**2 + float(id(3,i))**2 + &
float(id(4,i))**2
enddo
ss(i)=fac*s
t=t+dt
t2=t2+dt
if(nsave.eq.3) write(24,1010) t,t2,ss(i)
1010 format(f9.6,f15.6,f10.3)
enddo
if(nsave.eq.2) then
dt2=551*dt
t=0.d0
t2=3600*nh + 60*nm
k=0
do i=1,60
s=0.
ns=0
do n=1,551
k=k+1
s=s + ss(k)
if(ss(k).gt.0.0) ns=ns+1
enddo
ss2(i)=s/ns
t=t+dt
t2=t2+dt2
write(25,1010) t,t2,ss2(i)
enddo
endif
return
end subroutine savetf2