[F00Fbug]

I'd really love to have one of these (real or PiDP), but you can have all the fun in the browser from here:

https://skn.noip.me/pdp11/pdp11.html

[ntrz]

Heh, repeatedly toggling some of the switches too rapidly on there causes some interesting growth. My "EXAM" switch ended up dangling down past much of the documentation.