I added the Wingman option and reception really improved, but its VERY directional. HD and all broadcast signals are UHF, and most RV antenna are VHF (Old school tv) and FM radio. Here is a link to the Wingman option. It just snaps into place.
https://www.ebay.com/p/Winegard-Rv-w...MaAsA2EALw_wcB