
F3F template (OTX version) controlling a Baudis Pitbull 2. La Muela, Spain.
F3F - Pro template for slope soarers
F3F is the first in a series of Pro templates for Ethos. It's specially designed for slope soarers with six servos. It has all the mixing needed for F3F competition, yet is easy to use for sport flying.
The template is closely based on the well proven OpenTX version.
Key features:
- Quick setup
- Comprehensive mixing
- In-flight mixer adjustment
- Customisable interface
- Setup guide
- Programming reference
- Setup guides EN, IT. Sound files EN, IT, FR
Also included is a special 'CAL' mode for precise matching of control surface travels.

Control layout showing flight mode switches and mix adjusters. Layout is customisable.
Specifications
Application
For 6-servo slope soarers
V-, T- or X-tail
Any stick mode
Flight modes
Normal/Reflex, Climb, Landing
Pump mode (optional)
Voice confirmation
Trimming adjusters
Adjuster for aileron diff
Adjuster for camber
Adjuster for snapflap volume
Adjuster for snapflap expo
Adjuster for crow compensation
Crow functions
Aileron diff suppression
Reverse diff
Crow/elev comp with curve
'Autocrow' option
Adjustable deadband on crow stick
Other
Customisable switch layout
'CAL' mode
Full travel on flap servos
F3F v1.1.0 for Ethos
Requirements:
Ethos v 1.3.3 or later
Downloads:
Credits:
Marco Sanna for Italian guide and sounds
Michel for French sounds.
Links
Blog: designing a transmitter setup for F3F
Contact
Feedback and queries are always welcome - I can be contacted here.