Backplane side of unit, cards removed. The black cylinder in the center is the shield over the CRT neck with the deflection signals to the yoke and other CRT signals. The black coax cable is the wiring for the light pen.
Feel free to contact me, David Gesswein email@example.com
with any questions, comments on the web site, or if you have related equipment,
documentation, software etc. you are willing to part with. I am
interested in anything PDP-8
related, computers, peripherals used with them, DEC or third party, or