RadioMaster XR1 Nano Multi- Frequency ExpressLRS Receiver

RadioMaster XR1 Nano Multi- Frequency ExpressLRS Receiver

The RadioMaster XR1 Nano Receiver is a versatile and ultra-compact ExpressLRS solution. It measures just 2.0cm by 1.3cm for easy installation. This device uses the advanced third-generation Semtech LR1121 transceiver. It operates seamlessly on either 2.4GHz or Sub-G 900MHz bands. Whether flying long-range or racing, it delivers exceptional sensitivity. Consequently, the receiver provides an incredibly stable link for any aircraft. The RadioMaster XR1 Nano Receiver ensures you focus on flying without signal worries. It is a robust solution for modern micro and full-size drones.

Key Features

• The RadioMaster XR1 Nano Receiver supports both 2.4GHz and 900MHz.
• An ESP32C3 high-performance MCU handles data processing with speed.
• It features a powerful 100mW telemetry RF output for feedback.
• Built-in Wi-Fi allows for effortless configuration and firmware updates.
• Castled pads make soldering wires to the PCB very simple.
• The secondary UART port offers expanded connectivity for peripheral devices.
• It comes with a pre-installed ExpressLRS v3.5.1 firmware for reliability.

Specifications

The RadioMaster XR1 Nano Receiver runs on a standard 5V working voltage. It supports a maximum packet rate of up to 1000Hz for low latency. The unit utilizes a high-quality IPEX-1 connector for the antenna. It weighs only 1.0g without the antenna for lightweight builds. Furthermore, the bus interface supports both CRSF and UART protocols. The frequency range is selectable between ISM2.4 or FCC915 bands. Because of its tiny size, it fits inside the smallest canopies. This makes the RadioMaster XR1 Nano Receiver perfect for sub-250g drones.

Applications

This receiver is perfect for long-range pilots who need dual-band flexibility. It works excellently for FPV racing where low latency is critical. Pilots use the RadioMaster XR1 Nano Receiver for tiny whoops and cinematic rigs. The 100mW telemetry is ideal for monitoring link health at a distance. Additionally, it serves as a great choice for fixed-wing glider enthusiasts. Its small footprint allows for placement in very tight electronic stacks. Whether for hobbyist fun or work, it maintains a solid connection.

Connectivity

Integrating the RadioMaster XR1 Nano Receiver into your flight controller is easy. You can access settings through an intuitive WebUI on your phone. It connects via the CRSF protocol for universal compatibility. The package includes a T-antenna matched to your selected frequency. Therefore, you can start your build with all necessary parts included. It is a comprehensive and future-proof choice for the ExpressLRS ecosystem.