Simple Touch Switch Circuit | Touch Switch Using Transistor | Basic Electronics

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Hello , Today in this video tutorial i am going to show you Step By Step

How to make simple touch switch circuit using transistor

This Electronic Project is Very Simple Easy and DIY (Do It Yourself)

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You Will Find Full Project Description and All Useful Material Including

• Circuit Diagram / Schematic

• Hardware / Component List

• Code

• Datasheet

• Pin Configuration Etc

AT ► https://circuit-diy.com/simple-touch-switch-circu...

Thanks for Watching It.

↪ For Any Difficulty Please Comment Below

Step 1: Useful Material

❖ Hardware Required ❖

► Metal strips/Hard copper wire x2

► 9V Battery with Clip

► Breadboard

► Jumper Wires

► BC547 transistor x2

► 270 ohm resistor

► 100k ohm resistor

► LED

❖ Circuit Diagram ❖

Link ► https://www.file-upload.com/3ypmizx8dxf4

Step 2: Useful Steps

❖ Steps ❖

STEP # 1 ( Connect Transistors and make connection )

► Connect 2 BC547 transistors on bread board

► Connect a wire BTW Base pin of transistor-1 to Emitter pin of another transistor-2

STEP # 2 ( Connect resistor #1 )

► Connect 100k ohm resistor BTW Collector pin of transistor 2 and VCC

STEP # 3 ( Connect Resistor #2, LED and wire )

► Connect 270 ohm resistor and LED on Collector pin of transistor-1

► Connect wire to Emitter pin of transistor-1 to GND

STEP # 4 ( Connect metal strips)

► Connect metal strips BTW 100k ohm resistor and at Base pin of transistor-2

STEP # 5 ( Conenct battery and Test )

► Test Circuit by touching on metal strips

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