i gots a ? about the dish hd receevers particly the 621 may be 612 or 722 and abot there reecordeng capassities. i notace one can reecord abot 350 hrs of programmeng thats alot but it says in sd. i have a ?. can i reecord an hd proggram in sd? if something is on tv on say a hd chanel l89ke mavtv can i reecordit but tale it to reecord in sd insted of hd have it down convert two sd in order to save hrs. do you know the anser to this ? let me no if you do.