Sorry, you're right, I looked at the messages again. I stand corrected. Sean At 10:25 PM 2/19/01 -0800, you wrote: > >>> Hmmm, so this is what will be running our nuclear > >>> power plants? > > >> No, this is what "has been" running our nuclear plants. > >> > >> [probably also the air traffic controls, IRS, B-52 bombers, > > > I wasn't clear. What I meant by "this" was little > > hacked discrete replacements for old ICs. IIRC, someone > > said that he was upgrading nuclear power plant > > electronics and had to deal with these old ICs by > > replacing them with equivalent circuits. > >No. Original poster was asking for replacements for RTL >to repair X-ray machines. > >Second poster said to swap discrete transistors for RTL. > >Third poster said he'd been working with the nuclear industry >on RTL and other old logic families and warned _against_ using >discretes as replacement parts. He said the nuclear industry >has bought up all the old replacement parts to keep their own >equipment running with the proper replacements. > > Lee Jones > >P.S. Last I heard, air traffic control system was still > on IBM 9020s, circa IBM 360 level of technology. > >-- >http://www.piclist.com hint: To leave the PICList >mailto:piclist-unsubscribe-request@mitvma.mit.edu -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu