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Emax Skyline F3 Flight Controller - Acro



Availability: Out of stock

Regular Price: $29.99

Special Price $24.99

Quick Overview

Emax Skyline F3 Flight Controller - Acro

The SkylineF3 gives you all the features you need for the heart of your aircraft, whether you're into FPV racing, acrobatic flying or aerial photography it's perfect. Supports a variety of aircraft, tricopters, quadcopters, hexacopters, octocopters, planes and more.

The SkylineF3 runs the open-source Cleanflight flight control (FC) software which has an ever-growing community of friendly developers and users. Being open-source means that you too can contribute to the system.

Cleanflight comes with a detailed manual that is reviewed and maintained by the Cleanflight developers and community. No more out-of-date wiki pages and second-hand information.



  •  Practical - Easy to access connectors and solder pads.
  • Configurable - Choose to use connectors, solder pads or pins.
  • Stackable - Mount to your PDB or OSD.
  • Compact - Only 36x36mm.
  • Professional - Symmetrical, Neat and Tidy.
  • 8 Dedicated PWM outputs
  • 8 PWM Inputs
  • 36 I/O Connections
  • 72Mhz Clock Speed
  • 3 Hardware Serial Ports
  • 64Mb Flash Storage


Specifications (Acro Version)

The hardware was designed by the lead developer of Cleanflight to be more capable than the previous-generation STM32F1-based boards after hearing feedback from the Cleanflight users, contributors and top-pilots.

  • 36x36mm board with 30.5mm mounting holes
  • Weight ~6 grams
  • Acro version is without Compass and Barometer Sensors
  • STM32F303 CPU, 72Mhz inc FPU
  • High-Capacity Flash (Acro and Deluxe)
  • MPU6050 accelerometer/gyro
  • MicroUSB socket
  • 2x 8pin JST-SH sockets (PPM, PWM, SERIAL RX, GPIO, ADC, 3V, 5V, GND)
  • 8x 3pin though-holes for pin headers for ESC/Servo connections
  • 2x 4pin though-holes for pin headers for 2x serial ports
  • 1x 2pin though-holes for pin headers for battery voltage
  • 1x 2pin though-holes for pin headers for buzzer
  • 1x 4pin JST-SH socket for I2C
  • 1x 4pin JST-SH socket for SWD debugging


Flight Performance

  •  The SkylineF3 builds on tried and tested software, processor and sensor technology to make your aircraft fly like it's on rails.

No-Compromise I/O

  •  Use all the features all the time; e.g. Connect your OSD + SmartPort + SBus + GPS + LED Strip + Battery Monitoring + Sonar + 8 motors - all at the same time!


  •  The SkylineF3 runs Cleanflight which can be configured to suit your needs using a cross-platform GUI (Windows/OSX/Linux).

Tiny and lightweight

  • The SkylineF3 has a standard 36x36mm form-factor with 30.5mm mounting holes and weighs just 6 grams.

Flight Logging

  • On-board high-capacity black box flight log recorder - optimize your tuning and see the results of your setup without guesswork.

Next-Generation CPU

  • The SkylineF3 has an ARM Cortex-M4 72Mhz CPU with Math co-processor (FPU) for efficient flight calculations that gets more done in less time.
  •  Loop times up to ~2x as fast as previous-generation STM32F1 based boards.

Developer Friendly

  •  Developer friendly debugging port (SWD) and boot mode selection, unbrickable bootloader.

OneShot ESC

  • Full support for OneShot ESCs for easy PID tuning and a sharper response.

Broad RC receiver Support

  • Supports SBus, SumH, SumD, Spektrum1024/2048, XBus, PPM, PWM receivers. No external inverters required (built-in).

Programmable LED

  • Dedicated output for programmable LEDs - great for orientation, racing and night flying.

Battery Monitoring

  • Battery monitoring ports for voltage and current.


  • Sonar support for precision low-altitude hold.

I2C Port

  •  I2C port always powered, perfect for external sensors or always-on OLED Screen.


  • Buzzer port for audible warnings and notifications.

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