I used RG-6 for my satellite system and it has worked well for years. You can buy it pre-cut with connectors on both ends or on a spool.

If you don't want to use RG-6, why not??

The Rat. M80s, VP-150, QS8s, SVS PC 20-39+, OPPO, Onkyo 703s, Harmony 880 Sony 60" SXRD HDTV