The LT4448 is a changeover unit that connects two input signals, detects abnormalities by the amplitude of the input signal when a malfunction occurs, etc., and automatically switches the signal to the spare side. It has eleven pairs of BNC and LTC channels, and it corresponds to SDI signal, NTSC/PAL black burst signal, HD ternary synchronization signal, AES/EBU digital audio signal, word clock signal, and LTC signal. The LT4448 can be used in combination with 4610 sync generator....
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