Information Research Services Updated: 28 April 1998
        The PDP-8/E featured the OMNIBUS -- a patented synchronous bus that handles bi-directional communication between system elements. A single OMNIBUS contained enough slots to handle up to 32K words of core memory, or up to 10 peripheral controllers. Shortly after the introduction of the PDP-8/E, DIGITAL installed its 10,000th computer system.
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