Earthing And Neutral Tester

This is earthing and neutral tester. This is very simple to make but its very important for electrician. All electrician check the earthing with test bulb so its very easy to check on board. You can check the neutral point on board.

Circuit diagram : https://goo.gl/SRekUR
Cover songs collected from NCS youtube channel: https://www.youtube.com/user/NoCopyrightSounds

Song 1: https://www.youtube.com/watch?v=R8ZRCXy5vhA
Song 2: https://www.youtube.com/watch?v=cNcy3J4x62M
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Видео Earthing And Neutral Tester канала EASY TECH