program that switch.
Program a Throttle Cut position. Note that 0%= low throttle, mid trim and negative values are
available. To test the Throttle Cut function, activate the programmed switch. Note the throttle servo
position or the position of the throttle channel in the servo monitor. The system should drive the
servo position to the low throttle position when you activate Throttle Cut.
To Program the Throttle Curve Function
With the transmitter on and the main or telemetry screen displayed, press the roller. The
Function list displays.
Rotate the roller to highlight Throttle Curve then press the roller to access the Throttle Curve
screen.
Selecting a Switch
Rotate the roller to highlight Switch then press the roller to access the switch options. Choose
the desired switch to change to different throttle curves or select On if you only want one curve
to always be active.
Adjusting the Curve
With the switch listed at the bottom of the screen in the position desired for this
curve, rotate the roller to highlight one of the five available throttle curve values
(Low, 25%, 50%,75, High). Press the roller to access.
Thr Curve EMU
The Throttle Curve function allows throttle output vs. input positions to be adjusted. This is typically
used to alter the throttle response to give a linear rate or to adjust the throttle response sensitivity when
hovering or torque rolling. You can program a single curve (switch to On) or up to three curves and
select them via a programmed switch. The screen displays a graphic 5-point throttle curve on its left
side to aid in selecting throttle
curve values. An Expo function is available that smoothes out the Throttle curve.
st the selected point to desired output. Note the position on the
graph
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Thr Curve (km
LOW 2S% EOK 7SK High Expo
Switch
Repeat this for all desired points.
Note: if you select a switch position in Throttle Curve, move the switch to the
12 SPEKTRUM DX8 • RADIO INSTRUCTION MANUAL
Rotate the roller to highlight Throttle Cut then press to access the Throttle Cut screen.
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remaining position(s) and adjust the throttle curve values for those switch positions.
CURVE
THROTTLE
CUT
The Throttle Cut function allows you to shut off an engine with the Trainer switch, Gear switch or
the Right or Left trimmer. When you activate the programmed switch, the throttle channel is
driven to it's preprogrammed value normally off. This effectively kills the engine. Release the
programmed throttle cut switch/ trimmer, and normal throttle operation resumes.
To Activate Throttle Cut and Assign it to a Switch or Trimmer
With the transmitter on and the main or telemetry screen displayed, press the roller. The
Function list displays.
Highlight Inhibit then press the
roller to access the switch options.
Rotate the roller to the desired
switch to cut the throttle (Trainer,
Gear, Mix , L trim or R trim) then
press the roller to
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General
Weight and Dimensions
