How to Use BC547 N.P.N Transistor || How to Switching BC547

How to Use BC547 N.P.N Transistor || How to Switching BC547
#How to Use BC547 N.P.N Transistor
#How to Switching BC547
#bc547
#bc547 transistor amplifier circuit
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#bipolar junction transistor
#electronics
#how to make
#npn transistor
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/ @sandeepelectronicslab