>From: Witchy <witchy_at_binarydinosaurs.co.uk>
>
>> -----Original Message-----
>> From: cctech-admin_at_classiccmp.org [mailto:cctech-admin_at_classiccmp.org]On
>> Behalf Of Peter Turnbull
>> Sent: 26 November 2002 08:11
>> To: cctalk_at_classiccmp.org
>> Subject: Re: Superb Exidy System on Ebay in Holland
>>
>>
>> On Nov 25, 21:28, Curt Vendel wrote:
>> > Anybody who is into this system should check it this auction I found on
>> > Ebay:
>> >
>> http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=1247&item=2
>> 074514971
>> >
>> > The guy also has some nice Commodore stuff, a Sony (MSX?)
>> System and some
>> > other cool stuff too.
>>
>> The coolest item there, for me, is his Jupiter Ace. For those who don't
>> know, it's a FORTH machine, and fairly rare. It's based on a Sinclair
>> ZX81, and named after the Pilot ACE computer built in 1950 at the National
>> Physical Laboratory.
>
>Not strictly true; it was designed by Richard Altwasser (hardware) and
>Steven Vickers (ROMs) after they'd left Sinclair and formed Jupiter Cantab;
>both had previously worked with the ZX80 (Richard) and 81 (Richard/Steven)
>and I think Steven also wrote some of the firmware for the Spectrum. It's
>design is more ZX80 than 81 in that it's a single board machine with the
>membrane keyboard incorporated on the mainboard.
>I don't think there were any differences between the Ace and the Ace 4000,
>though I'm sure US ones had a slightly modified case in that it had an extra
>'bump' in it!
>
>It's typical that all that stuff comes up when I don't have a job - I'd have
>all of it :)
>
Hi
The main difference between the US and European Ace was that
the US one was slower and had a different divider circuit for
the video ( slower because of the crystal used to get video
right ). I have a US version but know people that have the
European version as well.
Dwight
Received on Mon Dec 02 2002 - 12:13:01 GMT