Usually a LED display hub card is used to connect LED module and receiver card.
Then, What’s hub card?
The HUB card used in LED display is a passive HUB. It’s designed for LED receiver card’s signal distribution,and hub card can help the signal distribute in 4 ,6, 8 or 12 output. In this way,a reciver card can be connected to many rows of LED modules.
Last week, one of my client put a question to me about the using of EX901, he is very upset for the thing. Then I contacted our engineer at once to help him solve the question. He really appreciated us and our company and gave us a highly praised.