Smart Antenna Communications Modes

The CEA-909 standard calls out two different communications modes, A and B. Mode A is unidirectional, namely tv/convertor box to antenna only. Mode B is bidirectional, where in the smart antenna and tv/convertor box talk to one another. By far mode B is the best way to go… but nothing is ever simple. The problem […]

Digital TV Smart Antenna Connector

CEA-909 appears to have chosen a legacy connector for the smart antenna interface. Its the old DEC MMJ, and while it was a common part years back (even Digikey stocked the Amp 5-555237-2) the offset modular plug has long since seen its days come and go. Fortunately Cxtec still has some, and they are clearanced […]

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