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  1. D

    HD / Picture Quality

    501 or 508 What about the 501 or 508? How is the picture quality for SD channels on an HDTV with these receivers?
  2. D

    HD / Picture Quality

    I have a very old DishNetwork receiver (not sure what model, all it has is DV3 on the front) and a newer Sony HDTV (XBR40). Currently, the picture quality is terrible. Lots of artifacts. Watching sports (like a football game) is the worst. Will I see improvements in the picture if I...