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Alternate blinking of LEDs

Breadboard- 1 pc, Transistor: BC547- 2 pc, 5mm LED- 2 pc, Capacitor: 1mfd- 2 pc, Resistor: 1KΩ- 2 pc, 220KΩ- 2 pc, 9V Battery- 1 pc, 9V Battery Connector- 1 pc, Jumper Wires


 


 
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