RadioMaster XR2 Nano 2.4GHz ExpressLRS FPV Drone Receiver with Integrated Antenna

Introduction

Discover the RadioMaster XR2 Nano, a cutting-edge 2.4GHz ExpressLRS receiver engineered for FPV enthusiasts who demand peak performance in the smallest packages. This receiver is designed to integrate seamlessly into space-constrained builds like micro drones and Whoops, offering superior control and reliability without adding significant weight. Its compact size and advanced features make it a top choice for pilots looking to maximize their drone's potential.

Key Advantages

• Ultra-Compact Design: Measuring just 16 x 12 mm and weighing only 0.8g, it fits even the tightest builds.
• Integrated Antenna: Features a built-in 2.4GHz omnidirectional antenna for excellent signal reception.
• ExpressLRS 2.4GHz System: Leverages the latest ExpressLRS technology for high performance and low latency.
• Advanced Semtech LR1121 Chip: Utilizes the third-generation Semtech LR1121 transceiver for robust connectivity.
• High Refresh Rate: Supports the dynamic 500Hz mode (DK500 Hz) for incredibly fast response times.
• Wi-Fi Connectivity: Integrated Wi-Fi allows for easy firmware updates and configuration via a WebUI.
• Additional UART Port: Provides an extra UART interface for expanded functionality and custom setups.
• Lightweight Construction: Perfect for weight-sensitive FPV applications where every gram counts.

Technical Specifications

• Product: XR2 Nano 2.4GHz ExpressLRS Receiver
• Type: ISM2.4
• Microcontroller: ESP32C3
• RF Chip: Semtech LR1121
• Antenna: Integrated 2.4GHz omnidirectional antenna
• Frequency Range: 2.400-2.479 GHz
• Telemetry Power: 10 mW
• Max Packet Rate: DK500 Hz
• Min Packet Refresh Rate: 50 Hz
• Operating Voltage: 5V
• Weight: 0.8g
• Dimensions: 16 x 12 x 6 mm
• Firmware Version: ExpressLRS v3.5.1 pre-installed
• FW Target: RadioMaster XR2 2.4 RX
• Bus Interface 1: CRSF
• Bus Interface 2: UART

Applications

The RadioMaster XR2 Nano receiver is ideally suited for a wide range of FPV applications, including micro FPV drones, Whoop-style aircraft, small fixed-wing models, and any custom drone build where minimal size and weight are paramount. Its high performance also makes it suitable for racing drones and freestyle FPV setups requiring rapid response.

Compatibility

This receiver is compatible with all 2.4GHz ExpressLRS transmitters. It operates on a 5V supply voltage and uses CRSF and UART bus interfaces for connection to your flight controller. The integrated Wi-Fi module facilitates easy firmware updates and configuration.

FAQ

What is the RadioMaster XR2 Nano 2.4GHz ExpressLRS receiver?

The RadioMaster XR2 Nano is an ultra-compact and lightweight FPV receiver utilizing the 2.4GHz ExpressLRS system. It features an integrated antenna and the Semtech LR1121 chip, offering high performance and low latency ideal for small FPV drones.

What are the key technical specifications of the XR2 Nano receiver?

It operates on 2.4GHz, uses an ESP32C3 microcontroller and Semtech LR1121 RF chip, supports up to 500Hz packet rate, and weighs only 0.8g with dimensions of 16x12x6mm. It has a 5V operating voltage and CRSF/UART interfaces.

Who is the RadioMaster XR2 Nano receiver best suited for?

This receiver is perfect for FPV pilots building micro drones, Whoops, or any small aircraft where weight and size are critical factors. Its high performance also benefits racing and freestyle applications.

How do I update the firmware on the RadioMaster XR2 Nano?

The XR2 Nano features an integrated Wi-Fi module, allowing you to easily update firmware and configure settings through a WebUI accessible from your computer or mobile device.

Where can I buy the RadioMaster XR2 Nano receiver with fast delivery?

You can buy the RadioMaster XR2 Nano receiver at HTDRONE, your specialized FPV drone parts store. We offer fast shipping within Poland and reliable worldwide delivery via DHL.