I've updated my site - about a year since last time !
I've stuck the Cumana diagram on the projects page and uploaded a new
Microdisc circuit diagram pdf which now has the view of the other side of
the circuit board added.
Some other minor updates to lists etc.
Cumana info http://www.48katmos.freeuk.com/projects.htm files at bottom of
page.
Steve M
www.48katmos.freeuk.com