If you have searched and you couldn't find it, it simply means that you didn't search hard enough. How about this two threads?
http://www.pprune.org/forums/showthread.php?t=87694
http://www.pprune.org/forums/showthread.php?t=200088
As someone else have already mentioned, if you want this hard enough, you should be able to find anything and everything you want to know.
Good luck.