SIO's GeoEel, step 1

sioseis << eof
procs segddin filter agc plot end 
segddin
    ipath /Users/henkart/data/geometrics/SIO-2006
    format geometrics
    ffilen 5001 lfilen 5001 end
end
agc
   winlen .25 end
end
filter
   ftype 0 pass 20 100 dbdrop 48 end
end
geom
   dbrps 6.25 gxp 1 100 48 687.5 ggx 12.5 type 9 lprint 12 end 
end
plot
   scalar 0
   nibs 2859 vscale 1 nsecs 0 ann shottr trpin 20
   def .02 srpath sunfil.ras end
end
end
eof
display -rotate 90 sunfil.ras &