Aasani se banaye line testor se earth or continuity Testor

Welcome to Ali Technical Knowledge

In this video i am going to show you how to make Earth and neutral tester using common line tester.

Components:

1) Common line tester
2) Led
3) BC547 Transistor
4) 1k resistor

It has many benefits such as:
We can check contineuty of circuits, wires and electrical connection.
We can check electrical components.

previous video of this tester:
https://youtu.be/GoNIqqQqQSk

other videos of my channel

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https://youtu.be/t9HOoRnib3c

DVD DC motor repair
https://youtu.be/RCT3bLlCXXY

stucked indicator switch repair
https://youtu.be/TOFEaFYPI7w

How to make speaker
https://youtu.be/94ug76eb7Cw

Stuck dvd driver
https://youtu.be/_u41o445GRM

Smart auto cut battery charger
https://youtu.be/HXnkuxNi8d8
Music in this video:
NCS Electro-Light https://youtu.be/__CRWE-L45k

Instagram :
https://www.instagram.com/iam_md.ali

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