1975 - The PDP-11/70 represented the high end of PDP-11 architecture with the capacity for supporting the speed, addressing range and bandwidth required in large systems applications. It was the first PDP-11 to use cache memory.

1975 - The PDP-11/70 represented the high end of PDP-11 architecture with the capacity for supporting the speed, addressing range and bandwidth required in large systems applications. It was the first PDP-11 to use cache memory.

A PDP-11/70 Console. These display and switch consoles were the hallmark of the PDP-11 computers in the 70ties. Picture Henk Gooijen

A PDP-11/70 Console. These display and switch consoles were the hallmark of the PDP-11 computers in the 70ties. Picture Henk Gooijen

The midrange PDP-11/34 was DIGITAL's most successful PDP-11 in terms of unit volume. The 11/34 featured a CPU so compact that the entire CPU logic was contained on two circuit boards. This provided greater flexiblity during later system expansion by making additional chassis space available

The midrange PDP-11/34 was DIGITAL's most successful PDP-11 in terms of unit volume. The 11/34 featured a CPU so compact that the entire CPU logic was contained on two circuit boards. This provided greater flexiblity during later system expansion by making additional chassis space available

THE Digital Equipment Corporation (DEC) PDP-11-20 COMPUTERS WERE USED AFTER THE  NOVA ONE COMPUTERS THEY RAN ON THE FIRST VERSION OF UNIX CONTROLLING KODAK PHOTO PRINTERS

THE Digital Equipment Corporation (DEC) PDP-11-20 COMPUTERS WERE USED AFTER THE NOVA ONE COMPUTERS THEY RAN ON THE FIRST VERSION OF UNIX CONTROLLING KODAK PHOTO PRINTERS

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