All common video signal types--composite, RF, s-video, component, SDI, and the various flavors of RGB--are ordinarily run in coaxial cables, or, as the shorthand term goes, "coax." The features of ...
as a general rule, braided has better noise rejection. however, if the solid core has good shielding, it won't matter that much. just get whichever is the least expensive that follows the required ...