Learn to create a self-sustaining microgrid for remote living using solar panels, batteries, and Starlink, based on an engineer's real experience.
Does your Android phone have a magnetometer? Yup,chances are that it does as most Android devices do. Even if you have an old or a cheap phone, there's likely a magnetometer inside of it. And, there are a lot of apps out there that make use of that magnetometer to display a digital...