Universal vacuum motor generator effects…
I had never played with one of these universal motors before. I am having a great time learning about them. While not shown on this video, I did have it in a config that showed the rumored acceleration under load effect.
Wiki motor link: https://en.wikipedia.org/wiki/Universal_motor
Other projects: http://laserhacker.com/
Ready made prototypes at Tesla Maker: http://teslamaker.com/