The videoswitching matrix completes the unified switching to these signals, which is output to display via amplifying-driving circuit.
视频开关矩阵完成对这些信号的统一切换，经放大驱动电路后输出到显示设备。
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The HA4600 is a very wide bandwidth, unity gain buffer ideal for professional videoswitching, HDTV, computer monitor routing, and other high performance applications.
They're like giant LCD televisions in the sky, promoting this or that with video, animated graphics and even switching from one advertisement to another.