The Bosch LTC8521/00 is an 8-port video input module for use with the Bosch LTC8500 series matrix switcher. Up to 8 input modules can be used in a single switcher for a total of 64 video inputs.
8-Port with Termination
Up to 8 of these cards can be used in one 8500 switching bay for a total of 64 video inputs. Inputs are terminated using an 8-position dip-switch. This board does not support direct video input looping. However, video input looping can be done by setting an input to non-terminating and attaching a coax cable with a BNC T connector that has 3 female ends.