Marshall Electronics, Amplifier, models:

BD-0114	Specification Sheet
BD-0914	User Manual
MC-0201-4	User Manual
MD-0114	Manual
MD-0114-EQ	Manual
MD-0512	User Manual
MD-0514	User Manual
SDI VIDEO DISTRIBUTION AMPLIFIER BD-0314	User Manual
V-IO12	Operating Instructions
VDA-104-3GS	User Manual
VDA-106-3GS	User Manual