Matek ExpressLRS/ELRS 2.4GHz True Diversity Receiver, R24-TD
by Matek Systems

The R24-TD is a high-performance ExpressLRS 2.4GHz true diversity receiver, designed for long-range FPV, drones, and RC aircraft. Featuring an ESP32-PICO-D4 and SX1281 RF chipset, this receiver ensures low latency and stable signal reception with the CRSF protocol. It supports true diversity, enhancing signal reliability for improved control performance. With a 100mW telemetry power output, it provides extended range and robust connectivity.

The R24-TD comes preloaded with ExpressLRS 3.3.2 firmware and supports flashing via WiFi or UART for easy updates. Users can set a custom binding phrase via WebUI for enhanced security. The RGB LED status indicators provide real-time feedback on connectivity and firmware status. The compact, lightweight 28mm x 16mm PCB with an IPEX MHF1 antenna connector ensures seamless integration into various RC setups.

Specifications:

• Processor & RF: ESP32-PICO-D4, SX1281, ExpressLRS firmware
• PA/LNA: AT2401C
• RF Frequency: 2.4GHz ISM
• Telemetry Power: 20dBm (100mW)
• Receiver Protocol: CRSF
• Antenna Connector: IPEX MHF-1
• Power Supply: 4-13V DC @ "V" Pad
• Power Dissipation: 100mA~170mA @5V IN
• PCB Size: 28mm x 16mm
• Weight: 4g (with antenna)

RGB LED Status Indicators:

• Rainbow fade: Startup
• Green heartbeat: Web update mode
• Slow blink: Waiting for transmitter connection
• Red flashing: Radio chip not detected
• Orange double blink: Binding mode enabled
• Solid single color: Connected to transmitter (color indicates packet rate)

Firmware & Compatibility:

• Preloaded with ExpressLRS 3.3.2 (default binding phrase: "123456")
• Supports Generic ESP32 True Diversity PA 2.4GHz RX, RadioMaster RP4-TD, HappyModel EP Dual
• Flashing via WiFi or UART
• Web flasher compatible for easy firmware updates

Packing Includes:

• 1x ELRS-R24-TD Receiver
• 2x IPEX MHF1 Antennas (15cm)