Homebuilt relay computer

[Dwight Elvey]

>From: "Chuck Guzis" <cclist at sydex.com>
>
>On 1/24/2006 at 10:18 PM ard at p850ug1.demon.co.uk wrote:
>
>>How about using uniselectors and having decimal (or octal) memory ?
>
>I suppose you might also include some Strowger switches for address
>decoding...
>
>Back when I was in high school (a very long time ago), a fellow built a
>tic-tac-toe "computer" using stepping relays and other telephone gear,
>including a rotary dial where one input one's move.  (only 9 possibilities,
>so that was convenient).  The contraption would make its own move in
>response.  Readout was a 3x3 grid of 25W incandescent lamps.
>
>It was fun to watch.
>
>Cheers,
>Chuck

Hi
 A fellow I know named Ed McLaughlin built one that took him
to the national science fair. I don't know if it is the same
one but this was in the early 60's some time.
Dwight