Quote Originally Posted by Terry Christian View Post
I don't have a JOBO, but is it possible to remove the drum periodically and give it a bit of random manual agitation during development? That might help to avoid rotation marks.
Possible? Yes, but probably not advisable. From what I could tell on the net, some of the Jobo machines had rotation speed options that are just a little too slow. However, all of their machines have at least one speed option that is sufficient to avoid streaks/stains.