![EEVblog show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/032/072/small/eevblog-the-electronics-engineering-video-blog.jpg)
Summary: Will Trump’s Mexican border solar powered wall pay for itself? Dave runs the numbers to find out what the solar payback is. NOTE: These are BEST CASE (non-practical) figures that don’t include any system losses from a single long line array like this, or anything to do with the changing wall topology, or increased maintenance ...