Matek Systems ELRS-R24-D Diversity Receiver – ELRS-R24-D (2.4GHz)

ExpressLRS PWM Receiver (2.4GHz) made by Mateksys with full CRSF output. Model ELRS-R24-D

Matek Systems ELRS-R24-D Diversity Receiver – ELRS-R24-D (2.4GHz)

Diversity ELRS receiver by the famous brand Matek with CRSF output. This receiver normally is used in combination with a Flight Controller that accepts CRSF input. Up to 16 channels can be used. This ExpressLRS Reciever is using a ESP8285 + SX1280IMLTRT chip in combination with a SE2431L PA/LNA. The receiver is utilizing the 2.4GHz band and 2x IPEX MHF1 antenna connectors. The receiver is 21x15mm in dimensions and 3g with antenna.

Important information about binding and flashing

This Matek Systems ELRS-R24-D Diversity Receiver – ELRS-R24-D (2.4GHz) is pre-flashed with ExpressLRS 3.0, but can be updated with any ExpressLRS firmware you like. This ELRS receiver doesn’t have a binding phrase and can be bind with traditional binding mode. We recommend, however, to always update the ExpressLRS receivers and transmitters to the latest version.

Detailed information about connecting and flashing this receiver can be found on the website of Mateksys: Matek Systems ELRS-R24-D

Firmware information

• ExpressLRS targets: MATEK 2400 RX R24D (expressLRS 3.0)
• Update firmware via WIFI or UART
• Make sure Receiver and TX module both are running the same ExpressLRS version

Specifications of Matek Systems ELRS R24-P ExpressLRS PWM Receiver –  (2.4GHz)

• ESP8285, SX1280/1281IMLTRT
• PA/LNA: SE2431L
• Antenna connector: IPEX MHF 1
• RF Frequency: 2.4GHz (2400~2480MHz)
• Telemetry power: 22.5dbm~23dbm
• SE2431L RX_gain: 12.5dB
• Diversity (antenna-switching), default ANT2
• Receiver protocol: CRSF
• Input voltage: 4~9V DC @ 5V pad
• Power dissipation: 40~45mA(before binding), 70~75mA(binding), 90~95mA(wifi mode)
• PCB size: 21mm x 15mm
• Weight: 3g w/ 2x antennas

Includes

• 1x MATEKSYS ELRS-R24-D
• 2x IPEX MHF1 Antennas

Wiring

• Receiver RX — FC UART_TX for Telemetry
• Receiver TX — FC UART_RX for Control
• Receiver 5V — FC 5V or 4v5
• Receiver G — FC GND
• Receiver protocol: Serial-based receiver – CRSF