RT-11

RT -11 ( "RT" for Real Time) is a small single-user real-time operating system for the Digital Equipment Corporation PDP-11 family of 16- bit computers. RT -11 was first implemented in 1970 and could be used for real-time systems, process control and data acquisition in the entire series of the PDP -11 computer.

• Real-time operating system
• Mini computer operating system
• Historic software