... synchronous byte Introduction According to different type, SS100 ASI signal switcher has many functions, such as 2X2,manual,automatic smart switch ... packet switching, PAT,PMT,SDT,CAT loss,channging or error switcher, signal losing switching, TS program broadcasting, it is coneneince to ... routingAutomatically backup redundantly DVB-ASI/SDI signal SS100 ASI Signal Switcher