how to make simple touch circuit at home in easy way

 Hello guys , In this post we learn how to make simple touch circuit at home in easy way and cheap price.

Let Start it:-

*specification

-you can use in this touch switch circuit.

-you can it use in your switch projects etc.

-made with less components.

-cheap in price.

*Parts Required

1,Transitor(Bc547)

2.Led(3v 5mm)

3.Resistance(470Ω)

*Schematics 

*Diagrams

-do all the connection according to this diagram.

-connect transistor emitter wire into ground and collector to led.

-connect 3-9 volt battery in red and black wire.

*How it works

-if you touch the wire then the circuit is completed and led will be start glowing.

*Preview