FlankerKiller Posted November 29, 2014 Posted November 29, 2014 I know I don't post often, however I've been playing combat flight sims since CFS2 and Flanker 2.0. Earlier today I read a thread started by apoll about difficulty controlling the F-15 in a steep turn. I understand he was vague and started some controversy, however, being curious and quite skilled with the F-15, i decided to see if there was anything to what he was saying. This is what i discovered; below angels 25 the F-15 flies like a dream, however above angels 30, if you try to enter into a steep turn aircraft loading does not seam to matter, neither does airspeed. As you approach around 20 uaoa, the aircraft will enter a violent snap roll to the opposite direction of your turn. This is very repeatable. I experimented with the CAS when i turned off the yawl channel I was able to perform steep turns above angels 30 up to the maximum aoa and stall warning just like at any other altitude. What i have noticed is at steep turns above angels 30 and seemingly around 20 uaoa the yawl channel will kick the rudders full deflection in the opposite direction causing the snap roll. In order to prevent this, one must limit the F-15c's turn rate above angels 30, however with the yawl CAS channel off, one can fly the F-15 to its limit at any altitude. I believe this is a bug, if not then it is a bug with the real F-15 CAS. I can make a track if need be, however, you may have to guide me to how to do that.
GGTharos Posted November 30, 2014 Posted November 30, 2014 It's a known issue. [sIGPIC][/sIGPIC] Reminder: SAM = Speed Bump :D I used to play flight sims like you, but then I took a slammer to the knee - Yoda
FlankerKiller Posted November 30, 2014 Author Posted November 30, 2014 I kinda figured. It actually seems to be an issue with the roll channel as well. Till then I'll just fly it with the Yaw and roll channels off. It only needs pitch anyway.
GGTharos Posted November 30, 2014 Posted November 30, 2014 Technically it should really be more along the lines of things going awry when you do not use those CAS channels :) [sIGPIC][/sIGPIC] Reminder: SAM = Speed Bump :D I used to play flight sims like you, but then I took a slammer to the knee - Yoda
Davis0079 Posted November 30, 2014 Posted November 30, 2014 its under controls, F-15c, autopilot. cas pitch LCtrl+1 cas roll LCtrl+2 cas yaw LCtrl+3 It only takes two things to fly, Airspeed and Money.
GGTharos Posted November 30, 2014 Posted November 30, 2014 Just realized there's another bug-type thing. If Yaw pops off, you should lose the rest of CAS anyway. I kinda figured. It actually seems to be an issue with the roll channel as well. Till then I'll just fly it with the Yaw and roll channels off. It only needs pitch anyway. [sIGPIC][/sIGPIC] Reminder: SAM = Speed Bump :D I used to play flight sims like you, but then I took a slammer to the knee - Yoda
ironroad Posted December 5, 2014 Posted December 5, 2014 I have noticed this problem for a while; however, I doubt it will be fixed anytime soon. The F-15 likes to get real tail heavy in turns and the FCS will fight you every (yaw) when you are engaged in high altitude maneuvers. It is like flying planes in the early Operation Flashpoint all over again. The AI has even more trouble trying to handle the plane. If you ever have a chance try doing a force on force scenario with a large flight of F-15s vs any fighter (Mig-15 on up) in the game. The F-15s, regardless of AI skill level gets slaughtered each time. The AI can not control the F-15 unless it is for takeoff and landing. Don't get me started on the gravity bomb that is the AIM-120... https://www.youtube.com/user/ironroad18 [sIGPIC][/sIGPIC]
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