On the latest pod cast the free to air UK satellite channels were mentioned, see link for further details.
http://www.lyngsat.com/Eutelsat-28A-and ... 2A-2B.html
UK cable (virgin media ) could technically be received using mythtv
but in doing so you would be in breach of the terms and conditions
UK pay to view satellite (SKY ) can only SD channels can be accessed.
see link for more details http://www.mythtv.org/wiki/UK_Television
UK free to air satellite channels
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