pdp 11 emulators work extremely well. simh is one, supnik-11 is another. Here's a good guide on getting 2.11 BSD running on SIMH: http://vak.ru/doku.php/proj/p

pdp 11 emulators work extremely well. simh is one, supnik-11 is another. Here's a good guide on getting 2.11 BSD running on SIMH: http://vak.ru/doku.php/proj/pdp11/211bsd http://vak.ru/doku.php/proj/pdp11/211bsd (AT&T UNIX, RSX/11M, RSTS, RT11 and other images are also widely available)