HDMI noise issues can be of two flavors, ingress (entering) or egress (exiting), which can both be incredibly disruptive to the AV experience.

A 12,000-square-foot home is retrofitted with URC’s Total Control to provide audio to 10 separate zones lighting and control the audio/video. All this was done while maintaining the home's aesthetics, which was a major concern for the homeowner

Going from an extravagant HDMI cable to Cat 5/6 seems pretty incredible. Jeff Boccaccio explains how this transition can be done reliably.

Using HDMI baluns has become common practice, but there are problems with this solution.

It's not as hard as you think. Here are a few handy techniques for feeding cable through insulated walls.