Another ~1960 computer kit

From: Doug Yowza <>
Date: Wed Dec 16 21:19:07 1998

On Wed, 16 Dec 1998, Tony Duell wrote:

> It became rather more interesting if, like me, you added a few relays and
> a stepping switch.

That's a good idea. The original machine was basically a PROM, so add
some memory and a sequencer, et voila -- a real computer.

> Is 'Science Fair' a name used by Radio Shack/Tandy? It seemed to be that
> in the UK - we had all sorts of 'Science Fair' kits, mostly of the '3
> transistors joined by spring terminals' type.

Yes, that's the one -- king of the spring terminals.

There was also a Science Fair Microprocessor Trainer that I find much more
interesting, even if it's not mechanical: TMS1000, hex keypad, LEDs, and

-- Doug
Received on Wed Dec 16 1998 - 21:19:07 GMT

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