68K Macs with MacOS 7.5 still in production use...

[Liam Proven]

On 16 September 2016 at 14:51, David Bridgham <dab at froghouse.org> wrote:
> On 9/15/16 23:13, ben wrote:
>
>> PS: Ternary arithmetic I can understand, but Ternary Logic needs Mr
>> Spock to figure out.
>
> Ternery logic would seem to be useful for implementing an asynchronous
> design instead of, say, dual rail encoding.


Huh? But there have been several -- the Russian/Polish SETUN was the
first committed to hardware.

http://www.computer-museum.ru/english/setun.htm

But there have been others:

https://en.wikipedia.org/wiki/Ternary_computer

One chap is even trying to build his own:

https://hackaday.io/project/1043-base-3-ternary-computer-from-scratch

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