A report of the growth and present status of the mini-computer based, time sharing laboratory at the University of Indiana, which describes the system hardware, software, and applications in psychological experimentation. (EH)

As an illustration of an attempt at dealing with the problem of time-sharing small computers for laboratory control resulting from conflicts between real-time responsiveness needs and the matter of priorities and administration of the system as a whole, a description is provided of a time-shared system that is used to control and service multiple…