Relay

24V Flasher Circuit

Different Electronic systems operate in different level of voltages. Most commonly the digital electronic systems like...

DIY Arduino Relay Driver Shield

In this DIY project we make a 3-Channel Arduino Relay Shield Circuit for relay based applications. We designed an isolated PCB...

Arduino RFID Door Lock

You have seen RFID Door Lock Mechanism in some Hotels and other places, where you don’t need a key to unlock the room. You are...

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