The “GRC TBC” is a bootstrap and terminator board designed for PDP-11 QBUS systems. The manufacturer is General Robotics Corporation. The TBC provides the following functionality: Termination for QBUS backplane signals On-board EPROMs (for bootstrap or other purposes) Support for front-panel functionality (run status indicator, enable/halt switch and LTC switch) Capability to generate LTC signal … Continue reading GRC TBC QBUS Board<..
