Many digital “ high def “ is transmitted in uhf bands ( the reason “high def “ ?? antennas are flat panels. As stated if your wiingard batwing is older it may not have the uhf wingman mounted on it .. get one. If it does have one check connections and aiming. You cannot get more distance than a batwing provides but you do have to aim it more precisely it’s by no means a Omni direction antenna. Find out where the station transmitters are near you and point directly at them.