??? 09/30/08 19:53 Read: times |
#158696 - Not simple for quality signals Responding to: ???'s previous message |
Are you talking about an digital or analog switch?
A screened relay built for video signals is not cheap. And a silicon video multiplexer chip also costs money (including shipping costs). In the end, a DIY video switch will probably be quite expensive or producing lackluster video quality. The signals in a DVI-D cable are digital. But that does not make it trivial to switch them. It isn't TTL signals but low-voltage differential signals. And the signal frequency is quite high. You have about 1V peak-to-peak, and I think you have 1.65Gbit/s transfer rate. |
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