YV3399 / 737-800YV

Boeing 737-800YV for Flightgear
GNU General Public License v2.0
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Rudder Sensitivity #109

Closed Devansh1007 closed 2 years ago

Devansh1007 commented 2 years ago

Please, reduce the rudder sensitivity of Boeing 737-800YV for FlightGear.

legoboyvdlp commented 2 years ago

Source or evidence?

Devansh1007 commented 2 years ago

The aircraft feels more sensitive than it should be when flown with mouse. Not even yaw the other flight controls. i.e. roll and pitch movement also feel over sensitive. Thanks for acknowledging my request. I don't know what kind of evidence you're asking for. Lemme know and I'll try to get it. In comparison with A320, 737 feels much more unstable, it looses control easily, when coming closer to the ground.

legoboyvdlp commented 2 years ago

Thanks- sorry, I meant to write more but I was in a major rush at the time.

Just the reason that I'm asking is that this aircraft's model was created by someone who worked on professional full-motion 737 simulators. I don't claim that its a perfect flight model but his work tended to be good. Unfortunately he's no longer around -- this is the derivative project run by YV3399. I occasionally do bug fixes.

The mouse controls are significantly more coarse than a yoke or joystick would be so that could be the cause. of perceived over-sensitivity

The sort of evidence that would be great would be any type of documentation (e.g. how much response from so much control input)

Another thing to bear in mind is that the 737 rudder is actually very sensitive. Early 737's had an issue where their hydraulic motors would hardover -- which would turn the aircraft upside down in a couple of seconds and resulted in the aircraft spiralling to the ground!! Something quite similar related to stress fatigue happened in an Airbus model in 2001 in New York.

Devansh1007 commented 2 years ago

Without a doubt, this 737 model is great. Maybe because I fly with mouse I'm feeling like that. Do you know how can I reduce the sensitivity of roll, pitch and yaw somehow. I looked into Boeing 737-800 YV.xml file, to make some changes. But didn't seem to work. Is it possible to alter the values? Thanks for your help.

legoboyvdlp commented 2 years ago

You can adjust the mouse by editing FlightGear 2020.3/data/mice.xml

line 132:

 <property>/controls/flight/aileron</property>
 <factor type="double">4.0</factor>

line 161:

 <property>/controls/flight/rudder</property>
 <factor type="double">4.0</factor>

line 201:

 <property>/controls/flight/elevator</property>
 <factor type="double">-4.0</factor>

You can reduce the factor to reduce the sensitivity of the elevator control

Devansh1007 commented 2 years ago

Thank you so much!