ancient terminals, was: Re: ZX-81 Question

From: Joe <rigdonj_at_cfl.rr.com>
Date: Tue Mar 26 17:16:21 2002

At 05:58 PM 3/26/02 +0100, you wrote:
>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...

  If you think that's strange you should have seen the Tektronix 8051 computer. It also used a storage tube for a CRT! You had to periodicly press an Erase button to clear the screen!!


   Joe
Received on Tue Mar 26 2002 - 17:16:21 GMT