Original Source: https://www.fuzia.com/article_detail/384067/how-does-an-hdmi-extender-operate
If you want to send a video stream from a generator to a screen over a large distance, HDMI cables may only be so long before signal compression occurs, which isn’t optimal. Functional HDMI cables can go quite a distance, however, an HDMI extender is the ideal solution to link two or multiple very far apart devices for visual output.
HDMI extenders, also known as HDMI splitters, transfer HDMI signals to Ethernet and then return to HDMI at the other endpoint. This allows you to attach to one or more screens hundreds of feet apart, depending on the brightness and pixel rate.
The Function of HDMI Extender
Despite its short length, HDMI remains a fantastic wire. The HDMI extender does exactly what its name implies: it expands the HDMI transmission. It re-encodes the signal and transmits it to the receiving device. The extension might be made up of a single item or two. A 4K HDMI Matrix Extender is powered by 5V DC from your HDMI supply or an additional power supply.
So, what occurs when an extension is connected? Assume you’re trying to link a Blu-ray player to a TV in another room.
To begin, use the HDMI cable to attach the Blu-ray player to the extender. A cat5 or cat6 cable is used to attach the extender to the network. These cables transport the signals to the extender’s secondary equipment in the opposite room. The signals from the extender are picked up by the HDMI cable, which then sends it to your Television.
Your HDMI signal can be extended up to 300 feet with an HDMI extender. It is, however, dependent on the kind of extender you possess. There are numerous devices available, such as HDMI over coax extenders, HDMI over cat5 & cat6 extenders, Wireless HDMI extenders, and many more. It is essential to decide the kind of extender you require.
An HDMI extender is a low-cost point-to-point gadget that allows you to expand the size of your HDMI cable. The extension has a 60Hz maximum rate and can be used for regular broadcasting without issue.
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