North American Navion Rangemaster Model Service Release 1
File Description: North American Navion Rangemaster Model Service Release 1 - This Service Release corrects backwards aileron deflection, as well as the total movement to Up 25º Down 17º, and rudder deflection of Left 17º and Right 23º. This is only needed if your ailerons are backwards, or you want "accurate" deflection movements! Rich Schwertfeger & Bill Leaming. Freeware.