[header] How to make your own speakers [title] Find copper wire, packing tape, and a strong magnet. [step] While there is a lot of calibrating that goes into high end speakers, the basic technology is actually pretty simple. An electrical current is run through a wire that is attached to a magnet. 
This current makes the magnet vibrate, and those vibrations are picked up by our ears as sound. [substeps] To hear the sound well you should also get a small plastic tupperware or cup.