I'm not sure what point you're trying to make in your last post, and I'm not about to get into a lengthy "discussion" with you.
According to awcwire.com, the impedence of RG 58 coax is 53.5, for RG 56 it's 48, for RG 11 it's 75, and for RG 6 it's 76. As I'm sure you know, TV antenna systems...