E-Soar Plus

6 Feb 2018: v3.0 released, with choice of arming gestures. For list of changes see version history


E-Soar Plus is an advanced setup for F5J class electric sailplanes with 2 + 4 servos. It's based on the E-Soar template with the addition of fully variable motor control and a 'Speed' flight mode.

Key features:

The template also features an integrated CAL mode, for precise adjustment of control surface tracking.

Taranis layout

Default interface (X9D + mode 2 shown) - flight modes , mix adjusters and misc



See Download section


- For electric gliders with six servos
- Support for X-, T- and V-tail
- Any stick mode
- Reassignable controls

Flight modes

- Power, Thermal, Cruise, Speed, Landing
- Voice confirmation


- Variable motor control
- Arming system with choice of gestures
- Elevator compensation

In-flight adjusters

- Adjuster for aileron diff
- Adjuster for spoiler/ele compensation
- Adjuster for motor/ele compensation

Spoiler (crow)

- Spoiler->elevator compensation
- Adjustable spoiler stick deadband
- Aileron differential suppression
- Reverse differential


- Variable flap (Thermal mode)
- Reflex preset (Speed mode)

Control surface calibration

- integrated 'CAL' mode
- 5-point balancing curve for flaps
- Full rotation available on flap servos


- Integrated flight timer
- Channels 8-9 free for other functions
- Aileron to rudder mix

E-Soar Plus v3.0.0

For OpenTx v2.2.1 and later.
Supported transmitters: X9D, X9DP, X9E, X10, X12

Note: this version is not compatible with OpenTx 2.1. If you're running OpenTx 2.1, then please use E-Soar Plus v2.1.2


Feedback and queries are always welcome - please see contact page.