GEPRC ELRS 915M/2.4G Gemini Xrossband Receiver for FPV Drone – Dual-Band, 100mW, 1000Hz, TCXO

Overview

The GEPRC ELRS 915M/2.4G Gemini Xrossband Receiver is a cutting-edge dual-band receiver developed under the ExpressLRS open-source protocol, engineered for maximum flexibility and long-range reliability in FPV drone systems. Powered by dual Semtech LR1121 RF chips, this receiver supports 915MHz, 2.4GHz, and dual-frequency modes (requires compatible dual-band TX module), offering enhanced anti-interference and link stability.

With support for refresh rates up to 1000Hz, a TCXO crystal oscillator for temperature stability, and WiFi OTA firmware upgrades, it’s a compact yet powerful solution for demanding FPV pilots. The receiver is lightweight at only 1.7g, features a SH1.0 connector, and provides 100mW telemetry output for consistent performance across a wide range of conditions.

Key Features

• Supports 915M Gemini, 2.4G Gemini, and 915M+2.4G dual-band modes

• Built on Semtech LR1121 third-generation RF chip architecture

• ExpressLRS-compatible with full support for open-source configuration

• Dual LR1121 chips provide true cross-band signal redundancy

• TCXO temperature-compensated oscillator ensures performance stability

• 1000Hz refresh rate for ultra-fast, responsive communication

• 100mW telemetry power for reliable feedback over long distances

• WiFi firmware upgrades via built-in ESP32-PICO-D4 chip

• Compact and ultra-light: 18×23.6×5.7mm, only 1.7g

• Easy to install with included SH1.0 4-pin connector and IPEX1 antenna ports

Specifications

Package Includes

• 1 × ELRS 915M/2.4G Gemini Xrossband Receiver

• 2 × 915M/2.4G Dual-Band T-Antennas

• 1 × Heat Shrink Tube

• 1 × 4-Pin Silicone Cable

• 1 × User Manual

Usage Notes

• Ensure dual-band antennas are connected before powering on

• Dual-band mode requires a compatible dual-band ExpressLRS TX module

• Maintain clear signal paths for optimal long-range performance

• Avoid shielding materials near antenna placement to reduce signal loss

Details

GEPRC ELRS 915M/2.4G Gemini Xrossband Receiver introduces a new dual-band era with dual LR1121 chips, top-tier ESP32 chip, integrated TCXO, 100mW telemetry power, and omni-directional signal reception.

915M+2.4G Dual-Band Communication operates in 915M Gemini, 2.4G Gemini, and Dual-Band modes for improved anti-interference. Dual-Band mode requires a Dual-Band TX.

Custom 915M+2.4G Dual-Band Antenna provides reliable performance at 915MHz and 2.4GHz frequencies without requiring antenna changes, ensuring seamless switching between bands.

Provides stable operation in extreme temperatures with high accuracy and stability, making it suitable for various applications requiring precision timekeeping

AAT drones offer bidirectional MAVLink v2 for simultaneous radio and data transmission control.

GEPRC ELRS 915M/2.4G Gemini Xrossband Receiver can function as a TX with 100mW output using RX_AS_TX firmware option and custom JR bay modification kit. Kit available soon.

GEPRC ELRS 915M/2.4G Gemini Xrossband Receiver with RGB light, SH1.0 connector, 100mW telemetry, and Wi-Fi firmware upgrade.

Product Specifications: Model: GEPRC ELRS Receiver: Frequency Bands: 915MHz and 2.4GHz dual-band Firmware: GEPRC 900/2400 Operating Voltage: 5V Antenna Connector: IPX-7 Crystal Oscillator: TLM Power TCXO with 1ΩΩ impedance Dimension: 18x23.6x5.7mm Refresh Rate: 25Hz to 1000Hz Components: - ESP32-PICO-D4 (receiver only) - LRI12Ix2 chip

Sky Ant2 Anti 915m/2.4G GemX Receiver by Geprc, suitable for 5-8 inch ND filters and 28x8 optical tubes.

GEPRC 2.4G receiver features 9154/2,4G technology with a reliable range and fast transmission speed. Ideal for racing drones or other applications requiring precise control.