Transistors inside the 50V power supply of a DEC PDP-1
This is a color digital image closeup of several transistors inside the PDP-1 50V power supply unit being restored by the PDP-1 restoration team. Several of the transistors have 3 pin legs. The transistor in the foreground has labeled in yellow text "...U.S.A....". Inside of power supply is very dusty.
Computer History Museum
Place of Publication
Mountain View, Calif., U.S.
Digital Image; Digital photograph; Identification photograph; Publicity photograph; Macrophotograph
PDP-1 (Computer); Digital Computer Corporation (DEC)
Created by the Computer History Museum PDP-1 restoration team