ELRS 2.4G receiver

Introduction: 2.4G ELRS receiver with 20*20 mounting hole pitch, suitable for installation on mini flying tower.

1. Product introduction:

This product is an ELRS2.4G receiver used for model aircraft remote controls and needs to be used with an ELRS 2.4G high frequency head.

2. Application scenarios:

multi-rotor drones

, traversing aircraft,

fixed-wing model aircraft

, remote control cars, boats, etc.

3. Product overview

ELRS 2.4G receiver based on ESP8285 and LORA module,

the installation hole spacing is standard 20mm*20mm, suitable for installation on the aircraft On the tower, the input voltage is 5V.

The data interface is SH1.0 4P.

4. Product parameters:

1. Input voltage: 5V.

2. Working temperature range: -20℃-80℃.

3. Communication protocol: CRSF

4. Frequency: 2.4G

5. Antenna: It is recommended to use an external antenna and you need to prepare it yourself.

6. Dimensions: 25mm long, 25mm wide, fixing hole M2 20mm*20mm.

5. Instructions for use:

When burning firmware, you need to short-circuit the jumper pad.

6. Note:

When connecting an external antenna, you need to move the antenna jumper resistor of the LORA module to the other end, and the antenna must be plugged in before powering on, otherwise the LORA module may be burned out.

The external antenna is not included in the BOM and needs to be prepared by yourself.

Please view the firmware, host computer, burning tutorial, and recommended antenna links in the attachment.