How to Make a Digital Voltmeter - DIY a mini Voltmeter. 145 . بارگذاری ویدیو ...

How to Make a Digital Voltmeter - DIY a Mini Voltmeter: In this video, I made a mini voltmeter very easily with the help of household items. Actually, I was about to buy multimeter but instantly this idea struck my mind which could at least be used as a v

1) If your voltmeter needle moves the opposite way, then flip the coil or the magnet. 2) If your needle does not move, then check whether the needle is to tightly placed to move or not. Make the hole for the axle or the paperclip bigger. 3) Check if you h