ancient terminals, was: Re: ZX-81 Question

From: Douglas Quebbeman <dhquebbeman_at_theestopinalgroup.com>
Date: Tue Mar 26 12:19:29 2002

> On 2002.03.26 12:55 Hans Franke wrote:
>
> > This construction reminded me of
> > 1970 style 'inteligent' terminals where screen buffer was more like a
> > code of some sort to be executed by the diplay processor which was a
> > micro code engine itself.
>
> And that reminds me of the Tektronix ASCII Terminal I rescued lately.
> Characters are drawn only once and the analog "memory" display tube
> keeps the dots fluoresceing. No screen refresh! This is one of the
> Terminals where you can see that Tektronix is well known for
> oscilloscopes...

This was Tek's "Storage Tube" technology... or something like that.

We had a o-scope at school which used it... never got to work
with the computer displays that had it, tho...

-dq
Received on Tue Mar 26 2002 - 12:19:29 GMT