A restored PDP-11/83 serving this page on 211BSD Unix

Digital DNA • 1980s engineering PDP-11 power with modern polish A restored PDP-11/83 with a Mentec M11 processor, two chassis, and a mix of DEC and Emulex controllers. Classic disks, magnetic tape, serial terminals, and 2.11BSD keep this collection connected to its roots. Q-bus System

The live panel above shows the system serving this page.

CPU Complex Mentec M11 A single-board PDP-11-compatible CPU with onboard memory, replacing the M8190 and two memory boards.

Memory Onboard RAM The M11 combines CPU and memory on one board. Webtop reports the serving system's physical RAM, usage, and swap.

Bus + Timing Q22 Two Q-bus chassis interconnected by an M9404/M9405 pair, with adapters for storage, Ethernet, and serial I/O.

Kernel 2.11BSD PDP-11 UNIX with a native C compiler, networking, and a small HTTP server. The live panel reports kernel and process activity.