16-bit Timeline

|  | Information Research Services | Updated: 19 November 1997

|  |  |  |  |  |  |  | April 1970: The PDP-11/20, the first of DIGITAL's 16-bit family of machines, is delivered.
|  |  |  |  |  |  |  | 1971: RSTS-11, a timesharing operating system for the PDP-11, is introduced.
|  |  |  |  |  |  |  | 1971: The PDP-11/45, the most powerful PDP-11 family member to date is introduced. The PDP-11 was featured in Garry Trudeau's Doonesbury comic strip.
|  |  |  |  |  |  |  | 1971: The RTM (PDP-16) is introduced.
|  |  |  |  |  |  |  | 1972: The PDP-16/M is introduced as the first "sub-minicomputer" developed by DIGITAL.
|  |  |  |  |  |  |  | 1972: The PDP-11/40 is introduced.
|  |  |  |  |  |  |  | 1972: DIGITAL introduces the PDP-11/05 and PDP-11/10 as the first "inexpensive" PDP-11s.
|  |  |  |  |  |  |  | May 1973: RSX-11D, a real-time operating system for online data acquisition, monitoring and control on the PDP-11, is introduced.
|  |  |  |  |  |  |  | July 1973: RT-11, a real-time operating system for monitoring and control, is introduced.
|  |  |  |  |  |  |  | 1974: RSX-11M, a real-time operating system for online control, is introduced for use on the PDP-11.
|  |  |  |  |  |  |  | February 1975: LSI-11, DIGITAL's first 16-bit microcomputer, is introduced.
|  |  |  |  |  |  |  | February 1975: The powerful PDP-11/70 is added to the PDP-11 family.
|  |  |  |  |  |  |  | 1975: The PDP-11/34 is delivered.
|  |  |  |  |  |  |  | March 1977: DIGITAL announces a new mid-range price/performance system, the PDP-11/60.
|  |  |  |  |  |  |  | March 1979: The F-11 microprocessor is announced.
|  |  |  |  |  |  |  | March 1979: The PDP-11/23 is introduced.
|  |  |  |  |  |  |  | November 1979: The PDP-11/44 ships.
|  |  |  |  |  |  |  | March 1981: PDP-11/24 is introduced.
|  |  |  |  |  |  |  | May 1982: DIGITAL introduces a range of new personal computers.
|  |  |  |  |  |  |  | November 1985: Introduction of the MicroPDP-11/83, the most powerful Q-bus 16-bit wordlength computer in DIGITAL's history.
|  |  |  |  |  |  |  | May 1990: The 20th anniversary of the first PDP-11 computer is marked by the introduction of two new PDP-11 systems: the MicroPDP-11/93 and the PDP-11/94.