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BrainFPV Radix Li Flight Controller (20mm)

The BrainFPV Radix Li is the world first 20mm flight controller with graphical OSD.
Availability: Out of stock

The BrainFPV Radix Li is the world first 20mm flight controller with graphical OSD..The BrainFPV F4 flight controller features a stunning on-screen-display that gives you extra features you can't get anywhere else. Proudly show off your pilot and team logo using our logo customizer with just a click of a button. Extra features also include a graphical barometer scale, artificial horizon, gyro spectograph, RC stick display, 3D OSD support and more! 

The RADIX LI can be used with any 4-in-1 ESC on the market. It comes with cables and connectors to easily make your own wiring harness.

** WARNING! Do Not power a 5V VTX or 5V HD Cam (Runcam split or similar) from the 5V output on the Radix Li or it will break the 5V regulator which is limited to 500mA max. **


- Processor: STM32F446RET6, Coretx-M4, 32bit, 180MHz, 128kB RAM, 512kB Flash.
- IMU: Bosch Sensortec BMI160 running at 3.2kHz, connected using SPI.
- OSD: Full-graphic, PAL/NTSC auto detect, adjustable black and white levels. Full Betaflight OSD support with extra graphical features. - Support for side-by-side 3D when used with a 3D FPV camera.
- Motor Outputs: 6 outputs with full DSHOT (150/300/600/1200) and OneShot support.
- Receiver Support: PPM, S.Bus (inverter built-in), DSM, HoTT, SRXL, CSRF, FPort ready. 5V or 3.3V supply for receiver. Receiver is - powered from USB for easy and safe setup.
- Telemetry Support: FrSKY Smart Port, FrSKY Sensor Hub, HoTT Telemetry, SRXL, CSRF, FPort ready. Built-in inverter for FrSKY telemetry.
- Serial Ports: 4 full serial ports (UARTs). UART3 and UART6 have inverters for S.Bus and SmartPort telemetry. Inverters are automatically enabled/disabled for maximum flexibility.
- RGB LEDs: Dedicated RGB LED output.
- Camera Control: Dedicated output for accessing the camera menu to change camera settings.
- Buzzer Port: Dedicated port for 5V (100mA max) buzzers.
- Analog Inputs: Voltage sensing (VBAT), current input (3.3V max).
- Power: 3S - 6S (7.5V - 26V), 500mA BEC
- Dimensions: 26.5mm x 26.5mm, 20mm hole spacing. 4.1mm holes for anti-vibration grommets for M3 screws
- Weight: 4g

- BrainFPV Radix Li Flight Controller

- Wire + Anti-vibration grommets