Top 5 BC547 DIY Projects

These projects are very useful & very easy to build. Anyone with basic knowledge of electronics can make them very easily.
00:03 Dancing Dual LED Project using RGB LED
02:27 Auto Obstacle Cut Sensor Circuit
04:19 Constant LED Changeover Circuit
06:21 Light Sensor Circuit using LDR
07:36 Touch Sensor Circuit using BC547 Transistor
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