Strong Electromagnet

by How-to-make it in Circuits > Electronics

1104 Views, 12 Favorites, 0 Comments

Strong Electromagnet

Cách chế nam châm điện SIÊU ĐƠN GIẢN V1

How to make a very Simple Magnet with strong magnetic field

Prepair a Nail or Any Iron Object

step 1.png

Using any metal which can be sucked by a magnet ( iron is the best). Don't use copper because it can't be sucked by a magnet

Prepair Copper Wire With Insulation

step 2.png

You can get these in motor, transformer or buy them with very cheap price in the hardware store. Thicker wire - more magnetic field

Wrap the Wire Around the Metal Object

step 4.png

More turn - More magnetic field generated

Remove Insulation

step 5.png

Using sandpaper to remove the insulation in two ending of the coil

Test the Magnet

Nam châm điện tự chế V2 . Cách làm tương tự V1

Only 5 volt from USB can make very strong effect