Fred Naar reports that he “….. recently released on Hovercontrol the Helicopter Total Realism (HTR) a free program that overrides FSX and FS9 flight model with a more realistic model. All the helicopter reactions are calculated using formulas taken from different aerodynamic books. Every helicopter can be configured using a .cfg file similar to the aircraft.cfg but with custom parameters used by the application to model the physics profile….”. More information can be found here.
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