home security Alarm Circuit | Easy Home Security DIY
3:40
YouTubeasn Hacker
home security Alarm Circuit | Easy Home Security DIY
Learn how to make a simple motion-activated alarm using a PIR sensor, 470-ohm resistor, 147 transistor, and a buzzer. This easy DIY electronics project is perfect for beginners and a great way to enhance your home security. Follow the step-by-step guide to build your own motion detection alarm that activates a buzzer when movement is detected ...
5.8K views11 months ago
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