Schematics of Atanasoff-Berry Computer logic circuits?

William Donzelli wdonzelli at
Thu Aug 21 23:55:31 CDT 2008

> Just a datapoint I'm aware of: within a few years (late 40's) Whirlwind used
>  'crystal diodes' in the 'control matrix'.

By the late 1940s, crystal diodes were much better animals.

> (There was a triple diode released in the 50s or 60s)

6JU8? The Bridge-in-a-bottle?

Moot by then.


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