Friday, November 18, 2016

Data General Nova 3 CPU board


Nova 3 CPU board from Nova 3 system

overall view of the board

View of an grouping of 24 pin chips
 The 4 chips with 2 16 pin DIPs between them are 74S181 4 bit ALU's so this is a '181 processor for math

Grouping of pals on right side of board

right side edge card connector.  shows some more pals

Grouping of 8 pin dips on the left side, top of photo is left edge card


ECO tag on the bottom of the board

IC's between the 8 pin grouping mentioned on left side of board, and the ALU photo



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