Well, thanks to careful reading of @jimmybee's post I seem to have figured out a solution to my problem, at least.
I hadn't realised that the top burr was adjustable. I removed that and moved it to its finest setting. I was then able to move the grinder main setting to the middle of the...
I seems to be having a similar issue. I've got the Bambino and the Dose Control Pro (my first real tools for proper espresso).
When I first tried the two machines - staying with my dad in London - I seemed to get pretty good results with some fresh (1-2 weeks) light roast beans on the first...