That's a bit different, it's got graduations on the knob. I'm thinking of a pure encoder-based system, where the absolute position doesn't matter but the change in position (and rate of change of position) do. Think like a mouse scroll wheel, but with acceleration.
Compare the the distance between 0 and 1 with the distance between 5 and 6 on this microwave:
https://www.amazon.com/Panasonic-NE-1025F-Silver-Commercial-...