All HDMI cables are the same, but that now-ubiquitous connector has limitations. Ultralong runs can be problematic and expensive and HDMI cable can't conveniently be run through walls.
That's part of the message the people from HDBaseT sent when they introduced me to their transmission protocol this week. HDBaseT is designed to allow a single Cat 5e cable -- incredibly common and incredibly cheap today -- to carry video of up to 4K resolution, audio, data (100BaseT Ethernet), power (up to 100 watts), and even other signals like USB. Runs can be as long as 100 meters (328 … Read more