Other WEB Sites
Decus
The PDP11 FAQ
CHD (Some DEC Vax and PDP-11 stuff including ATA to Qbus interface design)
pdp11.org
(lots of good links)
PDP-11 Home page at sunsite.unc.edu
Listing of Unibus and Qbus DEC modules by number
Excellent DEC documentation (pdp1->pdp15)
Scanned DEC Documentation
The Computer History Simulation Project
by Bob Supnik (various PDP, VAX, HP and IBM simulators) aka
SIMH
Ersatz-11
PDP-11 emultor
Excellent PDP11 page by Ákos Varga
Rich's Classic Computing Resources
Carl Friend's Minicomputer "Museum"
GT-40 Page
DEC's 'Preserving Computings Past'
PDP Unix Preservation Society
Vax Archive
Mentec
still produce PDP-11 systems
A small site with some Qbus module info
Odd Unix stories (You are not meant to understand this!)