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  DSC03308.JPG - Close-up on the 6502 board: the bottom chip is a Ferranti ULA (Uncommitted Logic Array) which bridges the Tube to the 6502 board. The chip above the ULA is a Rockwell 6502 uP (labeled here R65002P3).  
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Close-up on the 6502 board: the bottom chip is a Ferranti ULA (Uncommitted Logic Array) which bridges the Tube to the 6502 board. The chip above the ULA is a Rockwell 6502 uP (labeled here R65002P3). Download
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