How to make Non Contact AC Voltage Tester || Wireless Voltage Tester || AC Voltage Detector
How to make Non Contact AC Voltage Tester || Wireless Voltage Tester || AC Voltage Detector
Required Components:-
1) BC547 Transistor x 3
2) Red LED
3) Buzzer 5V
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#electronicsproject #scienceproject #voltage #wireless #transistor #Bc547 #circuitdiagram #circuit
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