rarest computers. was: RE: Xerox Alto Restoration + Emulation

From: SHAUN RIPLEY <vax3900_at_yahoo.com>
Date: Mon Aug 2 17:01:01 2004

--- "Dwight K. Elvey" <dwight.elvey_at_amd.com> wrote:

> >From: "Vintage Computer Festival" <vcf_at_siconic.com>
> >
> >They have a *very* well done restoration page.
> Cool project! However, I
> >don't believe their claim to have the only original
> Alto left in existence
> >is accurate.
>
> Hi
> I was just wondering. What people on this list
> consider their
> rarest computers in their collections. Here is my
> list
Mine is a vax 3900 (very common to you guys).
Also I have a Modicon P230 Programmer (XT compatible
portable computer with EGA amble mono monitor), but
somebody 'upgraded' it to a 486. I will have a NEC v25
emulator (looks like a portable computer) if I buy it
from a warehouse.

vax, 3900

>
> 1. Nicolet 80 ( 20 bit mini with core. working
> condition. Only know
> of 2 others. I doubt there are
> more than 10 left
> anywhere. )
> 2. SIM-4 4004 development system ( most likely
> fewer than 30 left. Running.
> I only know of 2 others. )
> 3. Olivetti M-20 ( Few in the US but maybe a couple
> hundred in Europe.
> Z8000 processor. Runs )
> 4. Jupiter Ace ( Several hundred most likely exist
> but unusual in that
> it had Forth in ROM. Runs )
> 5. NC4000 Delta Board ( Most likely only 100 around
> but most have no
> idea as to the collectable nature.
> These might be
> found in embedded system. These are
> unique in that they
> have the Forth processor on them
> that was designed by
> NOVIX and Chuck Moore. A 4 Mhz
> processor could run rings
> around a 33MHz 80386 of its time.
> Things like sorting
> 1000 integers in 19.2ms )
> Dwight
>
>
>


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Received on Mon Aug 02 2004 - 17:01:01 BST

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