PLATO system / CDC mainframe / PLATO terminals

[Chuck Guzis]

On 1/30/2006 at 6:21 PM Richard wrote:

>OK, now I know there are some mainframe freaks out there on this list
>:-), but I would be absolutely flabbergasted if someone had a working
>CDC mainframe running PLATO!
>
>However, I figure there is still a small chance that someone has a
>PLATO terminal?  These were Z80-based, IIRC, had plasma screen
>displays at first, and later had raster displays.  They were *heavy*
>and if I recall correctly they had a card cage on top of which sat the
>monitor.  They also had a funky PLATO specific keyboard.

IIRC, there's still a Cyber down in Texas running the Plato software.  At
least it was a few months ago.  If 

Are you certain that the earliest plasma versions used a Z80?  It seems to
me that they preceded the Z80.

Cheers,
Chuck