Vanco, Media Converter, models:

12x3 Multi-Function Switch/Scaler	Technical Support
280563	Manual
280702	Technical Support
280708	Technical Support
EVOLUTION EVSP8K22	Quick Start Manual
EVSP14VW	Manual
Evolution EV4K1014	Quick Start Manual
HD4KSC	Quick Start Manual
HDSP4K12	Technical Support
HDVC1	User Manual
RS232-IP	Manual