On Sun, 13 May 2012 07:17:55 -0700, AEF wrote: > I saw no mention of OS X, Mac, or Apple. Will Charon or SIMH or some > other emulator run on an iMac? SIMH will certainly run on an iMac. If you let us know what version of OS X you are running on yours, we can point you in the right direction for getting SIMH working. -- Paul Sture