On April 8, an additional three HD channels will be added to the lineup which include: ABC Family, Disney Channel and Discovery Science.
In Davis, Roseville and Placerville, the new HD channels will vary slightly with Discovery Science, Food Network, Sci-Fi, Animal Planet, TLC, AMC, CNN, ABC Family and Disney in the lineup.
According to The Sacramento Bee, in order to make room for the HD offerings Comcast moved the California Channel to a digital channel. If you have a digital television or digital-to-analog converter box, the channel should be available as a multi-cast.
For more information on multi-casting and DTV read this article. For information on how to get a coupon towards a digital-to-analog converter visit the DTV2009 website.