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             NO DATUM CORRECTION


sioseis << eof
procs diskin wbt filter gains plot end
diskin
   fno 86738 lno 89938 allno no
!   fno 86738 lno 86938 allno no
   ipath yr1999day217-2244z.segy end
end
filter
   ftype 0 pass 500 1000 dbdrop 48 end
end
wbt
   thres .2e-08 track .1 end
end
gains
   tgp .005 1 .03 4 .04 8 addwb yes end
end
plot
  stime .3  ! use vscale 40 or 60 if using the DesignJet 
   nibs 2859 vscale 20 nsecs .25 tlines .01 .05 .1
   colors  gray
   opath siofil.gray
   wiggle 0
    anninc 1 ann gmtint
   trpin 300 def .004 end
end
end
eof
sio2sun siofil.gray sunfil
xloadimage -r 90 sunfil &