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04 Jul 2000

GE-645 Circuit Board

Courtesy of Bill Eaton, who was in the computer scrap business in the 1970s, and bought the Bell Labs GE-645 about 1972.

Circuit board from Bell Labs GE-645 Multics machine

Circuit board from Bell Labs GE-645

These are not the two-foot-square boards filled with integrated circuits used in the 6180, they're much smaller. The 645 boards are two-layer, about 4x5 inches, and contain individual transistors, resistors, diodes, and capacitors.

04 July 2000