Recently, over 100 sets of KD7121-201T SDI emergency switches from Dalian Kedi have successfully settled in the Beijing Live Satellite Center.

The SDI emergency switch is specially designed by Dalian Kedi Company for monitoring, alarming, and automatic emergency switching of stream signals in the front-end of digital cable TV networks. It is currently the preferred brand in China that can truly and effectively solve the emergency equipment for safe broadcasting of wired digital front-end signals in real time.

The KD7121-201T SDI emergency switch can be conveniently applied to emergency switching environments such as digital satellite receivers and multiplexers to achieve 1+1 redundant backup. This product can be used independently, and the open control protocol allows it to accept control from multiple companies' network management software and linkage with other devices.

KD7121-201T adopts a modular design, a plug-in structure, and supports hot swapping. The supporting chassis are equipped with redundant hot backup dual power supplies, which have excellent performance and unique functions to meet the different application needs of users. It has also successfully solved the problem of intelligent switching of satellite signal sources in the front end of the Beijing Live Satellite Center network.