RadioMaster ER8 2.4GHz ELRS PWM Receiver

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The RadioMaster ER series of PWM receivers are based on the revolutionary ExpressLRS system. It offers high performance, high reliability, flexible configuration, fast response speed and ultra-long range bringing you brand new experience with your hobby.

The Radiomaster ER8 receiver has been specially designed for fixed-wing users. It can drive up to 8 servos and has built-in receiver voltage telemetry and flight battery telemetry with the ability to automatically detect which voltage input to use. A 4-wire CRSF interface is provided to facilitate later expansion of telemetry sensors. The ER8 features a dual-antenna with telemetry power up to 100mw. The receiver shell adopts one-piece molding process with high structural strength.

Launch Video

Features

Based on the Revolutionary ExpressLRS System
High performance, high reliability, flexible configuration, fast response speed and ultra-long range
Support 8 PWM Channels
Optimized ground up PCB design
Automatically voltage telemetry of external battery voltage or built-in receiver voltage
Supports Wi-Fi updates and WEBUI configuration
High quality 2.54 mm connector
Standard 20 cm High Sensitivity Antenna
Reserve 4pin CRSF input port
Shell adopts one-piece molding process with high structural strength
For fixed-wing aircraft and more
Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS

Specification

Item: ER8 2.4GHz ELRS PWM Receiver
Power supply: DC 4.5 - 8.4V
Antenna type: 20cm high sensitivity antenna
Wireless protocol: ExpressLRS 3.3.0 pre-installed
Output channel: 8CH PWM
Serial Output: CRSF / Sbus
Telemetry power: maximum 100mw (LUA Adjustable)
Battery voltage detection range: DC 4.0 - 35V
Bus interface: CRSF
Weight: 16.5 grams
Size: 43*30*15mm
Firmware: Device Category: Radiomaster 2.4Ghz / Device: RadioMaster ER8 2.4GHz Diversity+8xPWM RX

Size

Package Includes
1 * ER8 2.4GHz ELRS PWM Receiver
1 * Voltage telemetry wire (Type-B)
1 * CRSF wire
1 * ELRS- RX- SBUS wire
1 * User Card

ER8 Receiver User Manual

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