From the internet, these circuits can "extract" energy from an exhausted 1.5 alkaline pile. Although I could not find the minimum voltage of such circuits to work as input, I guess it is as low as 1V, based on the values of voltage in piles that cant be used anymore.
I thought is much better to leave the image in the attachment. :-(. Reason is to have only a small number of scrolling down moves, based on the psihology of the number of clicks. Having everything in one screen only allow eyes to "scroll", instead of hands + short term memory.
It is to prove that wind can generate electricity and to show how it works
Is there someone on this planet, above the age of 5, that doesn't already know this?
The image does not show up. I inserted the link to the URL of the image - nothing. I have no idea what to do then. :-(((((