LOWELL, Mass.--(BUSINESS WIRE)--M/A-COM Technology Solutions Inc. (“MACOM”) (NASDAQ: MTSI), a leading supplier of semiconductor solutions for broadcast video infrastructure, today announced along with Marshall Electronics the development of Marshall’s V-IO21 and V-IO20 12G-SDI Optical Converters from MACOM’s award-winning 12G chipset. 12G-SDI is the latest data rate in the evolution of the SDI standard, and is required to support 4K video resolutions at 60 frames per second over a single coaxia