Non contact tester केबल fault tester

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Non contact tester #tester #shorts

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WARNING:
This video is for demonstration and education purpose only. Each demonstration presents risk and hazards that must be fully understood before attempting. And should be performed only by professionals.

By Skynet Robotics #skynetrobotics
Avinash Sonawane

In this project you will learn how o make non contact voltage tester.
non contact tester also known as voltage tester or non contact voltage detector.
This voltage tester non contact means without touching to conductor.
This is best non contact voltage tester .This non contact electrical tester better than traditional neon bulb tester.
To make non contact voltage testers we required three 547 transiter.
Copper wire antenna use for non contact.
this non contact voltage tester comes in shape of pen and called as voltage tester pen.
It use for non contact ac voltage detector. also work as non contact DC voltage tester.