Skip to product information
1 of 6

DBR4 Dual Band Xross Gemini ExpressLRS Receiver

DBR4 Dual Band Xross Gemini ExpressLRS Receiver

Regular price $44.99 CAD
Regular price Sale price $44.99 CAD
Sale Sold out
__________________________________________________________________________

The DBR4 Receiver is a state-of-the-art companion for the RadioMaster Nomad, featuring dual-band, dual-channel Gemini technology for seamless integration.

Key Features

  • Dual 100mW telemetry RF power
  • Compatibility with ExpressLRS Gemini 2.4GHz and 868/900MHz frequencies
  • Four discrete antennas for optimal signal reception
  • 20x20mm mounting holes for easy installation
  • Support for Xrossband GemX technology

The DBR4 Receiver, weighing just 2.70g without antennas, operates within a DC voltage range of 4.5-8.4V and comes pre-installed with ExpressLRS v3.3.2 firmware.

Its compact dimensions of 27.20x27.20mm make it suitable for various RC applications, offering users a powerful tool to enhance their control and telemetry capabilities.

Features

  • Telemetry RF power: Max 2x 100mw
  • Experience unmatched reliability with dual-band ELRS Gemini Xrossband
  • ExpressLRS Gemini 2.4GHz
  • ExpressLRS Gemini 868/900MHz
  • 4 Descrete antennas for optimal antenna arrangement
  • 20 X 20mm mounting holes
  • Xrossband GemX support

Specification

  • Item: DBR4 Gemini Xrossband ExpressLRS Receiver
  • Type: ISM_2.4, FCC_915
  • MCU: ESP32
  • RF chip: Semtech LR1121 x 2
  • Telemetry RF power: Max 100mW
  • Antenna: 2 x 2.4GHz wires & 2 x 900MHz wires
  • Frequency Range: 2.404 - 2.479 GHz / 903.5 - 926.9 MHz
  • Maximum receive refresh rate: 500Hz (1000Hz coming soon in ExpressLRS V3.4)
  • Minimum receiver refresh rate: 50Hz
  • Working voltage: DC 4.5 - 8.4V
  • Weight: Without antennas 2.70g / With antennas 5.30g
  • Dimension: 27.20 *27.20mm
  • Firmware Version: ExpressLRS v3.3.2 pre-installed
  • Bus interface: CRSF

Package Includes

  • 1 * DBR4 Gemini Xrossband ExpressLRS Receiver
  • 2 * 2.4 GHz wire antennas
  • 2 * 900 MHz wire antennas
  • 1 * CRSF wire
  • 4 * 4mm Red vibration dampeners
  • 4 * 3mm Black vibration dampeners
  • 1 * Manual card

 

 

View full details