How to Make a Dynamo?
Apparently, it is easier than I thought to make a very small power generator for your easy to charge electronic devices, like a phone, for example. I was wondering how difficult it might be to fabricate, DIY as they say, my own charger that could work on footfall or leg movement, to charge my cell phone while I walked to the store or to the library. My first search turned up some advice to just…











