Like many audio, video, and data cables, HDMI cords can suffer from signal degradation at longer lengths—50 feet is generally considered the maximum reliable length. And it’s rare to see an HDMI cable longer than 25 feet in a store. Even online, cables more than 50 feet long can be hard to find.
What happens if HDMI cable is too long?
Since HDMI is a fully digital signal, there is no way to signal to be of lesser quality than any other cable. The only thing that happens is signal drop-off when sending high bandwidth signals over a too-long cable or a cable that isn’t rated for the specific HDMI standard.
Do HDMI cables deteriorate over time?
Do HDMI cables deteriorate? Yes, HDMI cables deteriorate. Common problems that may be signs or symptoms of a bad cable include no picture and no sound. If you suspect your cables have gone bad, you can try to check your system settings or buy a new HDMI cable.
Do HDMI cables wear out?
Cables and connections can wear out or endure damage from heavy use, coiling, and bending or when you roughly connect and disconnect them multiple times. When your video and audio quality begin to suffer, the cable might be the cause.