46 SPEKTRUM NX20 • TRANSMITTER INSTRUCTION MANUAL
EN
If you enable a wing type with two aileron servos, the function
menu will have a Differential menu added. This feature is intended
for you to be able to set the ailerons for equal travel, or to be able
to set them for more up travel than down travel, depending on your
aircraft and intentions.
To use the Differential System:
1. Select the switch you want to use. If you want to use one
setting full-time, set the Switch to ON.
2. Set your values to achieve your desired results. Positive and
negative values will have an opposite effect.
If you enable a V-Tail tail type, the function menu will have a
V-Tail Differential menu added. This feature is intended for you
to be able to set the control surfaces for equal travel, or to be able
to set them for more up travel than down travel, depending on your
aircraft and intentions.
To use the V-Tail Differential System:
1. Select the switch you want to use. If you want to use one
setting full-time, set the Switch to ON.
2. Set your values to achieve your desired results. Positive and
negative values will have an opposite effect.
Gyro menus can be used to control a gain value. Enable the
menu you wish to use in the Aircraft Type -> Aircraft Options
selection in the System Menu.
3-Axis Gyro
Select the Channel and switch you want to use and fill in your gain
values in the switch positions.
Gyro (1,2,3)
This menu selection can give you more finite control over gain values
along specific points of input. Select your input channel and your
gain channel, and fill in the values you want to use. move the input
channel and press Ad Pt. to add a point along the curve. select a
different Curve (page) to store multiple sets of values for testing.
Differential (Function List)
V-Tail Differential (Function List)
Gyro Menus (Function List)
In Acro mode a Pitch Curve screen is available that allows a
variable pitch propeller to be used. Up to 4 programmable curves
are available that can be selected via a switch, knob or stick
position. Up to 7 points can be programmed at the desired position
on each curve. Note that the Pitch curve is driven by the throttle
stick position.
To access the Pitch Curve screen:
1. In the System Setup List, highlight Aircraft Type.
2. In the Aircraft Type Screen, select NEXT at the bottom right
of the screen. This will access the Aircraft Options screen.
Activate the Pitch Curve function. When the Pitch Curve
function is activated, the Pitch Curve function appears in the
Function List.
3. Assign the pitch channel in the Channel Assignment
functionafter activating the Pitch Curve Function.
Pitch Curve (Function List)
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