Overview
The ATOMRC 2.4G ELRS FPV receiver is designed for fixed wing, racing drone, and other FPV models. It is described as offering higher sensitivity and stronger anti-interference ability to help reduce the probability of interference from mobile phone base stations and maintain better stability in flight.
Key Features
- ExpressLRS 2.4G V3.0 (text shown)
- Low latency (text shown)
- High refresh rate (text shown)
- CRSF and SBUS switchable
- Onboard parts and interfaces labeled: ESP8285N08 microcontroller, IPEX MHF, BOOT, LED, RF Chip SX1281IMLTRT, Power Amplifier RFX2401C
- Pad labels: RX, TX, 5V, GND
Specifications
| Target | ATOMRC ELRS 2.4G RX |
| Antenna | 2.4G IPEX Buckle 115mm |
| MCU | ESP8285N08 (with WIFI) |
| Operating Voltage | +5V~9VDC |
| Receiving Agreement | CRSF, SBUS switchable |
| Frequency Band | 2.4Ghz |
| Size | 18mm * 11mm * 3mm |
| Weight | 3g |
| Antenna length (shown) | 90mm |
Wiring & Configuration Notes
- Wiring diagram shows: FC TX to RX, FC RX to TX, 5V to 5V, GND to GND.
- Betaflight Configurator note: in the Ports interface, set UART1 as the Serial digital receiver communication interface.
- CRSF receiver setting note: set Receiver Mode to “Serial Receiver (via UART)”, and set the Serial Receiver Provider to CRSF.
- Note shown: “Receivers suitable for this setting are: TBS Nano/ELRS”.
What’s Included
For setup questions or order support, contact support@rcdrone.top or visit https://rcdrone.top/.
Details





