▁South ▁Australia <0x0A> </s> ▁Char on ▁is ▁the ▁brand ▁name ▁of ▁a ▁group ▁of ▁software ▁products ▁able ▁to ▁em ulate ▁several ▁CPU ▁architect ures . ▁The ▁em ul ators ▁available ▁under ▁this ▁brand ▁mostly ▁cover ▁the ▁Digital ▁Equ ip ment ▁DE C ▁hardware ▁platforms ▁P DP - 1 1 , ▁V AX , ▁and ▁Al pha Server , ▁which ▁support ▁many ▁of ▁the ▁legacy ▁operating ▁systems , ▁including ▁Tru 6 4 ▁and ▁Open V MS . ▁The ▁product ▁range ▁also ▁includes ▁virtual ization ▁solutions ▁for ▁H P ▁ 3 0 0 0 ▁ ▁using ▁M PE / i X ▁and ▁SP AR C . ▁Char on ▁software ▁products ▁have ▁been ▁developed ▁by ▁the ▁Swiss ▁software ▁company ▁St rom as ys ▁SA , ▁which ▁has ▁its ▁headquarters ▁in ▁Co in tr in , ▁near ▁Gene va . ▁ ▁Product s ▁and ▁Technology ▁ ▁Even ▁today , ▁DE C ▁systems ▁are ▁frequently ▁used ▁in ▁production ▁despite ▁their ▁sometimes ▁significant ▁age . ▁Some ▁companies ▁use ▁them ▁to ▁support ▁applications ▁that ▁are ▁considered ▁mission ▁critical , ▁for ▁example ▁core ▁applications ▁in ▁banks ▁and ▁stock ▁ex changes , ▁air ▁traffic ▁control ▁systems ▁or ▁manufact uring ▁plants . ▁The ▁ag ing ▁hardware ▁and ▁changing ▁supp lier ▁avail ability ▁are ▁making ▁the ▁operation ▁of ▁such ▁systems ▁on ▁the ▁original ▁hardware ▁increasing ly ▁difficult . ▁Port ing ▁the ▁complete ▁solution ▁to ▁new ▁hardware , ▁new ▁operating ▁system , ▁and ▁new ▁programming ▁language ▁( including ▁libraries ▁and ▁interfaces ) ▁is ▁often ▁expensive ▁and ▁associated ▁with ▁high ▁risk . ▁A ▁migration ▁to ▁an