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IBM PS/2 E, rear view of the unit with the available connector and the rear two pcmcia slot for expansion.
One of the rats nests in the back of the console. See the magic switch? Adding 2dF involved a new topend, which wasn't foreseen in the design of the telescope, so the old computer control needs to be told about the topend manually instead of detecting it itself.
The mirror and servo mechanism of the robotic lights. There's a gobo wheel, filter wheel and shutter inside the box (on the left).
The brominated flame retardants used in plastics of older computers and gaming consoles eventually bond with oxygen, causing a yellow discoloration of the plastic that for years had no known resolution.
In March of 2008, a discovery by a German computer museum found that bonding the bromine with hydrogen could partially reverse the discoloration. Last night, I used that basic principle, with the help of some UV light and Oxiclean in addition to 3% hydrogen peroxide to restore an ADB mouse.
Here, I have one that has been treated sitting next to one that has not.