RadioMaster XR1 Nano Multi-Frequency ExpressLRS 868/915MHz FPV Receiver

Introduction

The RadioMaster XR1 Nano is a versatile and ultra-compact receiver designed for the demanding FPV and drone community. Utilizing the latest generation Semtech LR1121 transceiver, this receiver operates seamlessly on the 868/915 MHz Sub-G frequency bands, offering superior range and penetration. Its small footprint and lightweight design make it an ideal choice for a wide range of FPV builds, from tiny whoops to larger long-range aircraft. Experience the reliability of ExpressLRS technology and fly with confidence, knowing your connection is robust and clear.

Key Advantages

• Ultra-Compact and Lightweight: Measuring just 20 x 13 mm and weighing only 1.0g, it fits easily into any FPV drone build.
• Powerful Performance: Equipped with a third-generation Semtech LR1121 transceiver for exceptional range and signal integrity.
• Dual-Band Frequency: Supports both 868 MHz and 915 MHz Sub-G bands for flexible operation and optimal signal penetration.
• ExpressLRS Reliability: Benefit from the stable and low-latency performance inherent to the ExpressLRS protocol.
• Built-in Wi-Fi: Simplifies configuration and firmware updates through an intuitive WebUI accessible from any device.
• High Telemetry Power: Features 100mW RF telemetry power for clear feedback from your drone.
• Versatile Connectivity: Includes an additional UART port and easy-to-solder pads for flexible integration.
• Fast Packet Rates: Supports up to 500Hz/1000Hz packet rates for ultra-responsive control.

Technical Specifications

• Product: XR1 Nano Multi-Frequency ExpressLRS Receiver
• Type: ISM2.4 or FCC915
• Microcontroller: ESP32C3
• RF Chip: Semtech LR1121 Sub-G 868/915 MHz
• RF Connector: IPEX-1
• Antenna: 1x 868/915 MHz T-Antenna
• Frequency Band: Sub-G 868/915 MHz
• Telemetry RF Power: 100 mW
• Max Packet Rate: DK500 Hz / K1000 Hz
• Min Packet Refresh Rate: 50 Hz
• Operating Voltage: 5V
• Weight: 1.0 g (without antenna)
• Dimensions: 20 x 13 x 3 mm
• Firmware Version: ExpressLRS v3.5.1 pre-installed
• FW Target: RadioMaster XR1 868/915 RX
• Bus Interface 1: CRSF
• Bus Interface 2: UART

Applications

The RadioMaster XR1 Nano receiver is perfect for a variety of applications including FPV racing drones, freestyle quads, long-range exploration UAVs, cinematic FPV setups, and any custom drone project where a small, lightweight, and high-performance receiver is needed. Its Sub-G frequency operation is particularly beneficial for penetrating obstacles and achieving greater distances.

Compatibility

Compatible with any FPV transmitter running ExpressLRS firmware and supporting CRSF or UART protocols. The 5V operating voltage makes it easy to integrate into most flight controller setups. The included CRSF cable and solder pads ensure straightforward installation.

FAQ

What is the RadioMaster XR1 Nano receiver?

The RadioMaster XR1 Nano is an ultra-compact, multi-frequency ExpressLRS receiver operating on 868/915 MHz Sub-G bands. It features a Semtech LR1121 chip and built-in Wi-Fi for easy configuration, making it ideal for FPV drones where space and weight are critical.

What are the key advantages of the XR1 Nano receiver?

Key advantages include its small size (20x13mm), lightweight design (1.0g), high RF telemetry power (100mW), support for high packet rates (up to 1000Hz), and easy setup via its WebUI. It provides excellent range and signal reliability thanks to the ExpressLRS protocol.

What is the operating frequency and range of the XR1 Nano?

The XR1 Nano operates on the Sub-G 868 MHz and 915 MHz frequency bands. This allows for superior signal penetration and extended range compared to 2.4GHz systems, making it suitable for long-range FPV flights.

How do I configure the RadioMaster XR1 Nano receiver?

Configuration is simplified by the receiver's built-in Wi-Fi. You can access the intuitive WebUI from a computer or mobile device to manage settings and update firmware.

Where can I buy the RadioMaster XR1 Nano receiver with fast delivery?

You can buy the RadioMaster XR1 Nano receiver at HTDRONE. We offer fast shipping within Poland and reliable delivery to Ukraine via Nova Poshta, as well as worldwide shipping via DHL.