So you either have that new iPhone or you are seriously considering buying a new one. Whatever you do, do not make the mistake that other iPhone owners do. Before you get rid of your iPhone you should do two things. Erase your data from the old phone. iPhone (smart phones in general) are minicomputers. […]
A few months ago, a couple of students in my class asked me to help them repair the wire to their ear bud headphones. I looked at them with a puzzled look, thinking why would they want to do that? So I told them the time it takes to fix a good connection between the […]
In this video, I describe the proper way to simultaneously obtain negative and positive voltage from a dual power supply.