For example, one of the NBC stations of my childhood added CBS as a sub-channel during the digital sub-channel. Virtual 5.1 is NBC at 1080i. Virtual 5.2 is CBS at 720p
You are talking about KALB out of Alexandria,LA. I can catch them a couple of nights a week.One of the stations ' audio broadcast is much higher than the other. Here is my tv fool report
http://www.tvfool.com/?option=com_wr...b7c8610a10029f