Nexus-XR Helicopter Flight Controller with Integrated ELRS Receiver - Blue from RadioMaster - HP0157-0114-BLU
The Nexus-XR revolutionizes helicopter flight controllers by integrating a cutting-edge ExpressLRS receiver with dual Semtech SX1281 2.4GHz transceivers. This built-in receiver delivers exceptional RF performance, superior range, reliability, and effortless setup. It eliminates the need for external receivers, simplifying installation and reducing weight.
At the core of the Nexus-XR is the powerful STM32F722 MCU, paired with the ICM42688P 6-axis MEMS motion-tracking device. This device provides excellent vibration resistance and enhanced signal rejection, making it ideal for electric and nitro helicopters.
The Nexus-XR features several key upgrades. An improved BEC delivers more stable power to electronics, enhancing reliability, while the external voltage input now supports a range of 3.6V to 70V. Memory has been upgraded to 256MB, enabling longer flight logs. The CNC-machined aluminum case is sleeker yet still serves as a protective shield and heat sink, keeping the system cool during intense flights.
Designed for ultimate convenience, the Nexus-XR’s compact, rugged build fits a wide range of helicopter sizes, and delivers top performance in demanding conditions.
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Integrated ExpressLRS Receiver Integrated ExpressLRS Receiver provides seamless RF performance, removing the need for an external receiver. |
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Precision Control Advanced STM32F722 MCU and ICM42688P 6-axis gyroscope/accelerometer for superior flight dynamics. |
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Flight Logging 256MB onboard flash memory for detailed logging and tuning. |
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CNC-Machined Aluminum Case Sleek, rugged design doubles as a heat sink to keep the system cool. |
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Compatible with 760μs/1520μs tail servos and ESCs. Sleek, rugged design doubles as a heat sink to keep the system cool. |
Features:
- Integrated ExpressLRS Receiver with dual Semtech SX1281 2.4GHz transceivers for seamless RF performance, removing the need for an external receiver
- Optimized for Rotorflight 2.2 for peak performance and compatibility
- Precision control with STM32F722 MCU and ICM42688P 6-axis gyroscope/accelerometer
- 256MB onboard flash memory for detailed flight logging
- Dual antenna design features two 65mm wire antennas for enhanced signal strength and range
- Multiple UART ports for CRSF, ELRS, S.BUS, and more
- Additional PWM pins for expanded control
- CNC-machined aluminum case that acts as a heat sink
- Compatibility with 760μs/1520μs tail servos and ESCs
- Supports 12V servos
- Wide voltage range of 3.6V–70V for flexible setups
- Improved BEC for stable power delivery
- Isolated power supplies for gyro, MCU, and interfaces
- Lightweight and flexible USB-C extender cable for easy access
- Compact and lightweight design for helicopter builds
- Rotorflight Rescue feature for enhanced safety in emergencies
Includes:
- RadioMaster Nexus-XR Helicopter Flight Controller with Integrated ELRS Receiver - Blue
- 3 x JST-GH 4 wire pigtail cables
- JST-GH to servo plug (Dupont 3 pin connector)
- Ultra light-weight and flexible USB-C extender
- Type C extension cable
- JST-ZH1.5 "DSM" telemetry cable (telemetry only does not support DSM Receivers)
- Voltage telemetry wire
- 3 x 3M double-sided mounting tape
- 2 x heat shrink tubing
- Inventory card
Requires:
- ELRS compatible transmitter - select an ELRS radio from our RC Aircraft Radio collection
Product Specifications:
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Firmware |
Rotorflight 2.2 |
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MCU |
STM32F722RET6 |
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Gyro (IMU) |
ICM42688P |
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Flash Memory (Black Box. IC) |
256MB (W25N02KVZEIR) |
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Barometer |
SPL06-001 |
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Uart |
5 - S.BUS[UART1], TELEM[UART2],PORT-A[UART4], PORT-B[UART6], PORT-C[UART3] |
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Servo |
S1, S2, S3, tail servos (up to 12V) |
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RPM Sensor |
1 - From ESC frequency sensor |
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AUX |
1 |
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Ext voltage input (tele) |
3.6V-70V |
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Receiver Support |
CRSF, ELRS, GHOST, S.BUS, SUMD, IBUS, XBUS, EXBUS, PPM, MSP |
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Voltage Supply (DC) |
5V-16V |
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A-B-C Serial Port Power Output |
5V, 1.5A |
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Telemetry |
S.BUS, HoTT, S.Port, MSP, EDGETX, ELRS |
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ESC |
PWM, Oneshot, Multishot, Dshot |
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Support Tail Servo |
760μs/1520μs Servo |
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Support Tail Motor |
Yes |
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Internal Receiver |
P4TD-M ExpressLRS 2.4GHz Mini True Diversity Receiver |
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MCU |
ESP32 |
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Type |
ISM |
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RF Chip |
SX1281 x 2 |
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Antenna |
65mm 2.4GHz wire antenna x 2 |
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Frequency Range |
2.4GHz |
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Maximum Refresh Rate |
500Hz / F1000Hz |
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Telemetry RF Power |
Max 2 x 10mW |
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Wifi Updates |
Yes |
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FW Target |
RadioMaster RP4TD-M 2400 RX |
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Bus Interface |
CRSF |
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Dimensions |
44.7 x 26.5 x 14.3mm |
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Weight |
24.1g |