This document is a user manual for FrSky RXSR-FC (OMNIBUS F4 V6), which introduces its function features and usage methods.
The FrSky RXSR-FC (OMNIBUS F4 V6) is a flight controller that integrates the RXSR receiver, an MPU6000 gyro, and a barometer. It features an STM32 F405 MCU running Betaflight firmware and supports direct 3-6S Lipo input. The unit includes 5 hardware UARTs, 5V and 8V BEC outputs, and an integrated Betaflight OSD chip.
| MCU | STM32 F405 |
|---|---|
| Mounting holes | 30.5×30.5 mm |
| Operating Voltage Range | DC 4V~6V |
| Operating Current | 100mA@5V |
| Number of Channels | 16Ch |
| Weight | 1g |
| Dimension | 12.4*12.8*3mm |
It reduces RF power and range to about 30 meters to test signal stability before flying, preventing loss of signal due to reflections.
Yes, the firmware is upgradable, and users should check the FrSky website for the latest updates.