XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver By RadioMaster

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€34.92
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XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver By RadioMaster - Drone-fpv-Racer.com

Detailed Description

The Radiomaster XR4 Xrossband receiver is a state-of-the-art dual-band true diversity receiver featuring two LR1121 RF transceivers designed to leverage the advanced ExpressLRS Gemini Xrossband protocol.

It supports both the 2.4GHz and Sub-G 900MHz bands, and its T-antennas deliver superior reception sensitivity and connection stability for optimal performance.

Built with two independent RF circuits, the XR4 offers versatile operating modes, allowing you to switch between Gemini single-frequency and Xrossband dual-band mode, adapting to your specific needs. The built-in Wi-Fi module simplifies firmware updates and configuration via an intuitive web interface on your PC or mobile device.

Specifications

Protocol ELRS 2.4G

Specifications

  • MCU: ESP32D4
  • RF Chip: LR1121 x 2
  • RF connector: IPEX-1 X 2
  • Antenna: Dual-Band T Antenna x 2 (Included)
  • Frequency Range: 2.4GHz / Sub-G 900MHz
  • Telemetry Power: 100mw
  • Maximum receive refresh rate: DK500Hz / K1000Hz
  • Minimum receiver refresh rate: 50Hz
  • Working voltage: DC 5.0 - 12.6v
  • Weight: 1.7g (without antenna)
  • Dimension: 22mm * 18mm * 4mm
  • Firmware Version: ExpressLRS v3.5.1 pre-installed
  • FW Target: RadioMaster XR4 2.4/900 Gemini RX
  • Bus interface 1: CRSF
  • Bus interface 2: UART

Bullet points

  • True Diversity & Dual-Band
  • Unmatched reliability with ExpressLRS Gemini Xrossband
  • Compatible with ExpressLRS 2.4GHz, Sub-G 900MHz, Gemini & Gemini Xrossband (Gem-X)
  • ESP32D4 high-performance MCU
  • Twin Semtech LR1121 Transceiver
  • Secondary UART port for advanced functionality
  • Castled pads for easy soldering

Included

  • 1x XR4 Gemini Xrossband dual-band Receiver
  • 2x Dual-band t-antenna
  • 1x CRSF wire
  • 3x Heat-shrinkable tube
  • 1x Manual

Technical Documents

Manual (814.17KB)

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XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver By RadioMaster - Drone-fpv-Racer.com

XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver By RadioMaster

€34.92
In stock