RadioMaster ER4 2.4GHz ELRS PWM 4 通道接收機
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RadioMaster ER4 2.4GHz ELRS PWM 4 通道接收機
RadioMaster 原廠接收機,依官方目前在售規格整理,並提供全額付款與訂金預購選項。
The RadioMaster ER series of PWM receivers is built on the innovative ExpressLRS protocol. It provides high performance, dependable signal, versatile configuration, and quick response time, offering a new experience for your projects and applications.
The ER4 PWM receiver can drive 4 servos simultaneously. Designed for a very small volume, it is suitable for any application that requires a small or lightweight receiver while still providing full range.

Features
- Based on the Revolutionary ExpressLRS System
- High performance, high reliability, flexible configuration, low latency, and strong link quality
- Support 4 PWM Channel
- 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 15 cm High Sensitivity Antenna
- For any application that requires a small or lightweight receiver
- Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS
Specification
- Item: ER4 2.4GHz ELRS PWM Receiver
- Power supply: DC 4.5 - 8.4V
- Antenna type: 15cm high sensitivity antenna
- Wireless protocol: ExpressLRS 3.3.0 pre-installed
- Output channel: 4CH PWM
- Telemetry power: 10mw
- Battery voltage detection range: DC 4.0- 35V
- Weight: 3.0 grams
- Dimensions: 30*15*5mm
- Firmware: Device Category: Radiomaster 2.4Ghz / Device: RadioMaster ER4 2.4GHz PWM RX







Size

RadioMaster ER Series Receivers
- ER4 ELRS PWM Receiver
- ER6 ELRS PWM Receiver
- ER8 ELRS PWM Receiver
- ER6G/ER6GV ELRS PWM Receiver
- ER8G/ER8GV ELRS PWM Receiver
Package Includes
- 1 * ER4 2.4GHz ELRS PWM Receiver
- 2 * Heat-shrink tube
- 1 * Voltage telemetry wire (Type-A)
- 1 * User Card


ER4 Receiver is installed with ExpressLRS as standard.
ExpressLRS is an open-source, high-performance radio control link that delivers exceptional range and low-latency communication using advanced LoRa technology. It's highly customizable and perfect for RC enthusiasts looking for reliability and efficiency.
Pair your ExpressLRS with Radiomaster's top-tier transmitters and receivers. Radiomaster products are designed to maximize the benefits of ExpressLRS, offering state-of-the-art performance for your RC adventures. Upgrade your RC experience with the unbeatable combination of ExpressLRS and Radiomaster—engineered for excellence and tailored for you.