This AJA HD5DA distribution amplifier and repeater is great for handling HD/SD - SDI signals. Note that it doesn't come with a power supply. It's a reliable choice for your signal distribution needs without the power supply included.

To use this AJA HD5DA distribution amplifier and repeater, first make sure you have a suitable power supply. Connect your HD/SD - SDI source to the input of the amplifier. Then, you can connect up to four devices to the outputs for signal distribution. When using, avoid exposing it to extreme temperatures or humidity. For maintenance, keep it clean and free from dust. Regularly check the connections to ensure a stable signal. If you encounter any issues, refer to the manufacturer's support.