The potentiometer on the left controls the servo motor on the right. With a nearly one to one relationship of degrees rotated.
Of course a photograph alone does not provide sufficient evidence that it actually works, so you'll just have to take my word for it I guess.
I basically copied the tutorial exactly (again...)
At least this time around I copied the arduino code rather than just cut and pasting it. Can't say I knew what I was copying, but it was still somewhat helpful.
Oscar and I kicked around an idea today about making pressure-triggered turn signal for a long board. Pretty corny, but funny. I think I'm gonna try to do it, though. Just gotta figure out how...