[sci.electronics] Looking for PC Convertible 512K to 640K RAM upgrade card

jlb@aipna.ed.ac.uk (John Beaven) (06/13/90)

I am posting this for someone else who hasn't got access to the net, 
so please reply to him via email,
not to me - His address is below:
John

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NEEDED: PC Convertible 512K to 640K RAM upgrade card, or at least
instructions on how to build one.  Simple chip substitutions on
existing cards will not work, I guess.

I suspect there are hundreds of these in an IBM warehouse somewhere, but
since IBMers are apparently permanently detached from the net, no help
is expected from that quarter....

Jeff Frey,  jeff@paxsuna.eng.umd.edu
(301)454-1608