I move that we change the discussion to why 2 microns is better than 10. After that, lets have a happy debate on why twins are certainly better than singles. And then, let's hash out why Furuno is better than Raymarine. : ) Of course, we also all will agree that trawlers are better than sailboats. ; ) David Sorenson Duluth, MN (Where I am winterizing the old boat next week, but it was a good season. No hurricanes or barnacles up here.) ____________________________________________________________ Are you safe? Click for quotes on a home security system. http://thirdpartyoffers.juno.com/TGL2141/fc/Ioyw6i3ni3dWBkLIVepGJIqRyow2JFEjevyataNF4gwLdlpmheKSGg/