Uploaded December 2018 | Updated September 2026, 12 hours ago

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In this video, I m going to show the Top 5 electronics projects using BC547 transistor

* 4 in 1 circuit ( remote control switch, automatic light on-off switch, fire alarm, infrared line security system
* soil moisture tester
* RGB strip chaser
*3 in 1 circuit ( touch, electricity, heat sensor )
* heat controlled fan

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