Basic Flight Controls – Axis Setup
(Where We Tame the Yoke, Wrangle the Rudder, and Throttle Like a Pro)
Now it’s time to tackle the real beasts of the flight deck—your flight control axes. Because if your yoke is limp, your rudder’s confused, and your throttle’s spiky… you're flying a flying brick with cool lights.
✈️ What Is an Axis?
Think of axes (plural of axis, not something you swing at your PC) as the analog controls—smooth, continuous inputs like:
Yoke pitch & roll (your classic “push and pull” and “left and right”)
Rudder pedals (tail wagging)
Throttle(s) (moar power!)
Mixture, Prop pitch, toe brakes, spoilers, flaps, coffee temperature knobs (okay maybe not that last one… yet)
If it moves smoothly and isn’t a button, it’s probably an axis.
X-plane Default Axes + Datarefs + Value Ranges
Axis Role
What It Controls
Default DataRef
Value Range
Pitch
Elevator (yoke push/pull)
sim/joystick/yoke_pitch_ratio
-1.0
(nose down) to 1.0
(nose up)
Roll
Ailerons (yoke left/right)
sim/joystick/yoke_roll_ratio
-1.0
(left) to 1.0
(right)
Yaw
Rudder (pedals or stick twist)
sim/joystick/yoke_heading_ratio
-1.0
(left) to 1.0
(right)
Throttle 1
Engine power (engine 1)
sim/flightmodel/engine/ENGN_thro[0]
0.0
(idle) to 1.0
(full power)
Throttle 2
Throttle (engine 2)
sim/flightmodel/engine/ENGN_thro[1]
0.0
to 1.0
Throttle 3
, 4
More throttles
ENGN_thro[2]
, [3]
0.0
to 1.0
Prop 1
Prop RPM (engine 1)
sim/flightmodel/engine/ENGN_prop[0]
0.0
(low RPM) to 1.0
(high RPM)
Prop 2
Prop RPM (engine 2)
ENGN_prop[1]
0.0
to 1.0
Mixture 1
Fuel/air mix (engine 1)
sim/flightmodel/engine/ENGN_mixt[0]
0.0
(cutoff) to 1.0
(full rich)
Mixture 2
Mixture (engine 2)
ENGN_mixt[1]
0.0
to 1.0
Speedbrake
Spoilers / airbrakes
sim/flightmodel/controls/speedbrake_ratio
0.0
(retracted) to 1.0
(full out)
Flaps
Flap lever
sim/flightmodel/controls/flap_ratio
0.0
(up) to 1.0
(full flaps)
Reverse Thrust
Reversers active (per engine)
sim/flightmodel/engine/ENGN_thro_use_rev
0
(off) or 1
(on)
Brakes
Main brakes (left/right combined or split)
sim/flightmodel/controls/parkbrake
or l_brake_add
/ r_brake_add
0.0
(released) to 1.0
(full brake)
Nosewheel Steering
Nose gear steering
sim/flightmodel/controls/nwheel_steer
-1.0
(left) to 1.0
(right)
Landing Gear
Gear handle (if used as axis)
sim/flightmodel/controls/gear_handle_down
0
(up) or 1
(down)
🎮 Step 1: Axis Configuration
On the left panel, click the device you want to configure (like your yoke, throttle quadrant, pedals).
Head to the “Axis” tab.
You’ll see a list of all your available axis inputs. If it wiggles, it’ll show up here.
move the axis you want to configure (wiggle that stick!).
✍️
🎚️
💾
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