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Waon Shinyoe (China)

07-09-2013, 09:53 PM

I got almost all what I need to build a ram card. But what is the IC exactly? Also, some FAQ mentions that such RAM card may destroy the calculator. Is that true?
I follow the guide of www.hpcalc.org/details.php?id=3616

HP Forums > HP Museum Forums > Old HP Forum Archives > Questions about building a RAM card for hp 48