RodSmallwood at mail.ediconsulting.co.uk
Fri Mar 16 06:39:30 CDT 2007
In the UK in the early 1970's I worked for a (then small) UK
company called Newbury Labs.
We made VDU's or video terminals. The early types used eight bit
parallel shift registers as screen memory.
The model number was 2480 i.e. 24 Rows of 80 Characters. They came in
steel enclosures (painted blue!!)
The screen was a 12" tube as used in mono portable TV's.
We used to spend half an hour on each one fixing up the screen geometry
with small magnets.
The newer ones used a crude stored program system made out of TTL ie no
From: cctech-bounces at classiccmp.org
[mailto:cctech-bounces at classiccmp.org] On Behalf Of Richard
Sent: 16 March 2007 00:28
To: General Discussion: On-Topic and Off-Topic Posts
Subject: Re: old terminals...
In article <45F8EAD6.9070607 at jetnet.ab.ca>,
woodelf <bfranchuk at jetnet.ab.ca> writes:
> Richard wrote:
> > The weirder terminals don't use a CPU at all. They use SSI/MSI TTL
> > logic.
> I thought the weird ones used Delay lines and/or Core Memory.
No, those aren't the weird ones. Those are the unobtainable ones.
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