This Blackmagic Design Mini SDI Distribution Converter is a great tool for video signal distribution. Note that it does not come with a power supply.

Using this Blackmagic Design Mini SDI Distribution Converter is easy. Just connect it to your SDI devices for video signal distribution. Remember, it doesn't have a power supply, so you need to use your own. When using, make sure the connections are secure. For maintenance, keep it in a dry and clean place. If there are any issues, check the connections first.