The final problem with the 'new' install was that qjackctl had a number
of settings as 'default' changing these all to specific values that I
knew to be correct cured the problem.
I am now back where I was before I started messing about, but with a
little less accumulated crud in the system :)
--
Will J Godfrey
http://www.musically.me.uk
Say you have a poem and I have a tune.
Exchange them and we can both have a poem, a tune, and a song.