RadioMaster Nexus-XR Helicopter Flight Controller with ExpressLRS Receiver Blue

Introduction

The RadioMaster Nexus-XR Helicopter Flight Controller revolutionizes RC helicopter operation by integrating cutting-edge ExpressLRS technology with dual Semtech SX1281 2.4 GHz transceivers. This all-in-one solution simplifies installation, reduces weight, and ensures exceptional RF performance, superior range, and unwavering reliability. Designed for both electric and nitro helicopters, the Nexus-XR is optimized for Rotorflight 2.2 firmware, delivering unparalleled control and stability.

Key Advantages

• Integrated ExpressLRS Receiver: Dual 2.4 GHz Semtech SX1281 transceivers eliminate the need for external receivers, simplifying setup and reducing weight.
• Optimized for Rotorflight 2.2: Engineered for peak performance and seamless compatibility with the latest Rotorflight firmware.
• Superior Flight Dynamics: Powered by an STM32F722 MCU and ICM42688P 6-axis IMU for excellent vibration resistance and enhanced signal damping.
• Extended Flight Logging: Features 256MB of onboard flash memory for comprehensive flight data recording and tuning.
• Robust CNC Aluminum Casing: Provides protection and acts as an effective heatsink, keeping the system cool during intense flights.
• Versatile Connectivity: Multiple UART ports support CRSF, ELRS, S.BUS, and more, with additional pins for complex configurations.
• Wide Voltage Input: Supports external voltage from 3.6V to 70V, offering flexibility in power setup.
• Enhanced BEC: Provides a more stable and reliable power supply to onboard electronics.

Technical Specifications

• Product: Nexus-XR Helicopter Flight Controller
• Firmware: Rotorflight 2.2
• MCU: STM32F722RET6
• Gyroscope (IMU): ICM42688P
• Flash Memory (Blackbox, IC): 256MB (W25N02KVZEIR)
• Barometer: SPL06-001
• UARTs: 5 - S.BUS[UART1], TELEM[UART2], PORT-A[UART4], PORT-B[UART6], PORT-C[UART3]
• Servo Output: S1, S2, S3, Tail Servos (up to 12V)
• RPM Sensor: 1 - FROM ESC FREQUENCY SENSOR
• AUX: 1
• External Voltage Input (Tele): 3.6-70V
• Receiver Support: CRSF, ELRS, GHOST, S.BUS, SUMD, IBUS, XBUS, EXBUS, PPM, MSP
• Power Supply Voltage (DC): 5-16V
• Serial Port Power Output A-B-C: 5V - 1.5A
• Telemetry: S.BUS, HoTT, S.Port, MSP, EDGETX, ELRS
• ESC Protocol: PWM, Oneshot, Multishot, Dshot
• Tail ESC Support: 760μs / 1520μs servo
• Tail Motor Support: Yes
• Internal Receiver: RP4TD-M ExpressLRS 2.4GHz Mini True Diversity Receiver
• Receiver MCU: ESP32
• Receiver Type: ISM
• RF Chip: SX1281 x 2
• Antenna: 65mm 2.4GHz Wire Antenna x 2
• Frequency Range: 2.4GHz
• Max Refresh Rate: 500Hz / F1000Hz
• RF Telemetry Power: Max 2 x 10mW
• Wi-Fi Updates: Yes
• Target FW: RadioMaster RP4TD-M 2400 RX
• Bus Interface: CRSF
• Dimensions: 44.70 x 26.50 x 14.30 mm
• Weight: 24.1g

Applications

The Nexus-XR is specifically designed for advanced FPV helicopter builds, high-performance UAVs, and competitive RC helicopter racing. Its robust features and reliable connectivity make it suitable for complex builds requiring precise control and data logging.

Compatibility

Supports a wide range of receivers including CRSF, ELRS, GHOST, S.BUS, SUMD, IBUS, XBUS, EXBUS, PPM, and MSP. Features multiple UART ports and additional pins for extended control. Compatible with 760μs/1520μs tail servos and ESCs, as well as 12V servos. Accepts external voltage input from 3.6V to 70V and standard power supply from 5-16V DC.

FAQ

What makes the RadioMaster Nexus-XR ideal for helicopter builds?

The Nexus-XR integrates a powerful ExpressLRS receiver and features a robust STM32F722 MCU with an ICM42688P gyro for superior vibration resistance and precise flight control, making it perfect for demanding helicopter applications.

Does the Nexus-XR require an external receiver?

No, the Nexus-XR features an integrated ExpressLRS receiver with dual Semtech SX1281 2.4 GHz transceivers. This simplifies installation, reduces weight, and ensures excellent RF performance without needing a separate receiver unit.

What is the voltage input range for the Nexus-XR?

The Nexus-XR supports a wide external voltage input range from 3.6V to 70V, offering flexibility for various power configurations in your helicopter build. It also accepts standard DC power supply from 5-16V.

Can the Nexus-XR handle high-performance servos?

Yes, the Nexus-XR supports 12V servos and includes dedicated outputs for tail servos, compatible with 760μs/1520μs configurations, ensuring compatibility with a wide range of high-performance components.

Where can I buy the RadioMaster Nexus-XR Flight Controller with fast delivery?

You can order the RadioMaster Nexus-XR Flight Controller at HTDRONE. We offer fast and reliable shipping, ensuring you receive your high-performance FPV parts promptly.