Re: gEDA-user: sparkfun 4 layer boards

[Dave McGuire <mcguire@xxxxxxxxxxxxx>]

On Aug 25, 2008, at 8:11 AM, Greg Cunningham wrote:
> Way back when I used to fix 16K pdp dram cards,

   I did some of that last night. :)  Well, closely related  
anyway...actually it was a 4K magnetic core memory subsystem for a  
PDP-8.  A 7474 chip on the driver board had apparently reached the  
end of its useful life.

           -Dave

-- 
Dave McGuire
Port Charlotte, FL




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