The “Retro Analog to Digital 2x” cables, aka the “RAD2x” are currently the only retro HDMI cables worth buying for pretty much any console before the Xbox, PS3 andf Wii. They’re zero lag devices that process the unique “240p” signals classic consoles properly. They also include a switchable filter that smooths out the graphics, which looks great for early 3D games and for softening 480i games.
Main RAD2x Sale Page: http://bit.ly/rad2xhdmi
I have videos that detail each version of the RAD2x, which include all the information you’ll need: