

TomChaai
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The coordinator ball is simply moved around by acceleration, if the ball is off center, it is really un-coordinated and it has nothing to do with Doppler side slip. The tail rotor pitch has to be adjusted dynamically with collective and airspeed changes, as torque changes with collective and the sideway lift generated by the vertical stabilizer increases with airspeed. In hover you may need the pedal halfway to the right, in mid-to-high speed forward flight, the pedals are close to the center. Another thing is that the autopilot yaw channel will try to hold heading in a turn if heading mode isn’t turned on, causing the aircraft to fly out of coordination. In the real thing the pilots step on the pedals to activate a switch to put yaw channel into inhibit/synchronized mode, in this way the autopilot will not attempt to hold heading and keeps the current tail rotor pitch, so coordinated turn can take place. In the game the pedal switch isn’t yet mapped to any controls, so you need to push the pedal a bit to put it to inhibit it. If it is Doppler angle slips away, but the ball is centered, then the flight is coordinated, it’s either side slip due to crosswind, or a bug when you turn on Airspeed to DISS switch, turn it off.
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So the pedals don’t have force trim at least. Still it may be necessary to enable the trimmer option, as many of us would like to use a springed pedal that can also work with other aircraft. A FFB pedal is the final solution, but I don’t see anyone selling those on the market and even if there are, it will be very expensive.
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Maybe smaller helos don’t have pedal force trim, but the Mi-8 definitely has it. I’ve seen people say Mi-24 don’t have it, but considering the sheer number of them produced, there can be many variations and options and some of them may have pedal force trim as well. What I agree is that there can be a better way of designing the game to work better with home sim input devices. One way of doing it is adding all possible key/axis mappings and let users map them to their equipment, so they can find a way to DIY equipment and make it work.
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In the real aircraft, there are pedal microswitches that inhibits yaw autopilot whenever they are depressed (pilot feet on the pedals). However the game does not have this feature and instead uses pedal being pushed away from trimmed position as the switch being depressed. This causes confusion during a turn and caused the autopilot to try to keep original heading when turning, or causes oscillations when trying to yaw the aircraft during a hover. I know most sim pedals don't have FFB or any switches on them, however the ability to map the control should exist and there will be people figuring out ways implementing it in hardware.
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You don’t zero the pedals in flight anyway, the pedals always need trimming depending on the collective position and airspeed. What you actually need is the game mapping the pedal switches to a button or key, instead of treating pushing the pedal away from trimmed position as activating the pedal switches.
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It can work, but don't be surprised if it crashes on you. Crashing as a passenger in a flight-sim game is "interesting". I remember seeing a thread here talking about Petrovich entering VRS in a hover.
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If you can't align the gyros and AP can't turn on, there is no power. The main generators need rotor RPM to be within working range to work, then you have to turn on the 2 inverters and the 2 rectifiers to properly power on the electrical system.
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The rudder trimmer option is in the game settings, only applicable to the specific module. It's probably you had it on for the Mi-8 but forgot to set it for Mi-24.
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It is implemented. In cold weather you barely got enough battery power to perform ONE start, don't waste any time, turn on battery power, fuel pump then immediately start, it may work. Although it bypassed a lot of checklist items, so if you want to start it properly in cold weather, use ground power. Charge the battery for at least 30 minutes before even thinking about shutting it down, or you'll be stuck with a dead engine and a dead battery.
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Is doppler nav impaired by low-altitude flying?
TomChaai replied to Nealius's topic in DCS: Mi-24P Hind
Maybe try turning off the switch on the left side panel of the cockpit, left of the 2 vertical gyros, there is an "airspeed to DISS" switch, this switch seem to mess up DISS real bad, the DISS even loses the proper heading and instead always assume the aircraft is moving north. -
I would hope they bring more of the features and modelling fixes brought forward in Mi-24 to Mi-8, however I understand this is unlikely to happen at least anytime soon. The Mi-8 product itself is pretty late in its lifecycle, probably not worth the effort to put resources into its development. It's developed by another studio, there certainly will be handover/copyright issues across different studios. Still, it won't hurt hoping this would happen.
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What does the letters stand for in the upper right control indictor?
TomChaai replied to sobe's topic in DCS: Mi-24P Hind
H is actually the Russian N, направление, heading. (It isn't the exact definition of heading in Russian aviation terminology, but this is close enough) K is крен, roll T is тангаж, pitch B is Russian V, высота, altitude -
On a Mi-8. holding the button is quite similar to tapping the button frequently, it constantly or frequently zeroes out the AP pitch/roll stick position signals, but unlike Ka-50, it does not update SAS attitude reference. The holding/tapping technique is emphasized because it contrasts with western helicopters usage of the force trim, where you use the stick often, but only sets force trim every once a while.
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How to engage the autopilot - Auto Hover, Route, speed, altitude ?
TomChaai replied to pappachuck's topic in DCS: Mi-24P Hind
Check your doppler speedometer on the upper left, if the helicopter pitches up too much, it will trip out because the doppler radar cannot capture ground signals and AP hover mode will trip off as well. so make the helicopter almost perfect standstill before trying the AP hover mode. -
How to engage the autopilot - Auto Hover, Route, speed, altitude ?
TomChaai replied to pappachuck's topic in DCS: Mi-24P Hind
For hover, bring the helicopter into hover, make sure the doppler speedometer is working (the one on the left), then engage hover. It may pitch up to kill residual forward speed, if it pitches up too much, the doppler may lose track of the ground and hover mode will trip off, so avoid any forward speed when clicking it.