by Mark Lawrence
for use with the Real Air Spitfire 2008
(http://www.flightsim.com/kdl.php?fid=134074)
by Zac Yates
for use with Spitfire Mk IX by Paul Rebuffat
(http://flightsim.com/kdl.php?fid=133391)
by Jan Kees Blom
for use with AlphaSim T6/Harvard
(http://library.avsim.net/esearch.php?DLID=117808&CatID=fs2004acrp)