Systems Engineering Laboratories, Inc. [SEL]

SYSTEMS 840 - released Nov.1965

  • This is a 24 bit computer made of RTL logic with channel I/O. 
  • This machine was made for NASA to compute the vibration analysis on the Saturn V moon rocket. It is credited with removing several flaws in the design that would have meant a total disaster had it tried to launch. One of these was a fuel line that in resonation, flexed 6 feet and ruptured. 
  • Only two of these machines were made. 

  • Cycle time was 1.5 microseconds