WSJT-X/lib/baddata.f90

28 lines
441 B
Fortran

logical function baddata(id2,nz)
integer*2 id2(nz)
nadd=1200
j=0
smin=1.e30
smax=-smin
iz=49*12000/nadd
do i=1,iz
sq=0.
do n=1,nadd
j=j+1
x=id2(j)
sq=sq + x*x
enddo
rms=sqrt(sq/nadd)
smin=min(smin,rms)
smax=max(smax,rms)
enddo
sratio=smax/(smin+1.e-30)
baddata=.false.
if(sratio.gt.1.e30) baddata=.true.
return
end function baddata