Date   : Fri, 06 Aug 2010 14:11:21 +0100
From   : mark@... (Mark Usher)
Subject: schematic wanted

> > I'm looking for a schematic of the 1770 upgrade for the BBC B. Can
> > someone direct me to the correct URL?
> 
> My unofficial diagram is at
>    http://www.adsb.co.uk/bbc/disk_controllers/ddfs_v2.jpg

And I've just converted it to a .tif file on the bbcdocs website as the .gif
file, which was there, doesn't seem to display in IE.

-Mark