Hello all again...I

sd2gau13.zip is available in the www.flightsim.com library. It is by Dai Griffiths.For 'C' style (*.gau), you can use a text editor to make the source files.Compiled gauges (*.gau) are gauges written in 'C' and are compiled with a compiler into a *.dll format which produces the *.gau file. You can use several different compilers which is explained in the sd2gau13.zip file.Yes/No - if you can decompile the gauge, you can change it and recompile it.