Backplane Extender Kit for Unibus. Used as a data transcription tool to be used only during installation to move files from the PDP-11 being replaced to the Osprey/PC. *Quad-height card plugs into PDP-11 Unibus backplane. Two cables 8 ft. (2.5 m) in length connect this card to the Osprey Unibus Controller.
* Quad card not pictured.