Introduction: How to Make Touch ON/OFF Switch for Home Appliances
This Is A Touch ON/OFF Switch Without Any Microcontroller. You Can Touch Your Finger👆 First Time On Metal Plate Then Light Bulb💡 ON And After Removing Finger Light Bulb💡 Stay ON. You Can Touch Your Finger👆 Second Time on Metal plate Then Light Bulb💡 OFF And After Removing Finger Light Bulb💡 Stay OFF. This Process Continue Work.
Step 1: Connect Metal Plate With PNP Transistor
Connect Any Metal Or Copper Plate With Base Terminal Of PNP Transistor. Connect Transistor Emitter With +12v Power Supply. And Collector Work As A Output.
Step 2: Introduction OF Sequencelly Switching Circuit
Sequencelly Switching Circuit Work As A Storage Device. In This Circuit The Circuit Work As A Controller.
Step 3: How to Connect Sensor Circuit With Sequencelly Switching Circuit
Let's Connect PNP Transistor Collector With Input Terminal OF Sequencelly Switching Circuit.
Step 4: Connect Home Appliances With This Circuit
Connect Output Transistor And Relay Accordinng This Circuit Diagram.