Backlighted Letter: An illuminated reverse channel letter with an open or translucent back so that light from the letter is directed against the surface behind the letter, producing a halo lighting effect around the letter; also referred to as silhouette- or halo-lighted.Ballast: An electrical device required for operating fluorescent lamps.
Banner: A temporary sign of lightweight fabric or similar material that is mounted to a pole or a building. Promotional banners include those used to announce open houses or grand openings, or to advertise special events. Ornamental banners use images or colors of a decorative nature.
Bench Sign: A sign located on the seat or back of a bench or seat placed on or adjacent to a public right-of-way; a type of street furniture.
Billboard: A large, standardized third-party/off-premise structure displaying advertising intended for viewing from extended distances, generally more than 50 feet. Billboard/outdoor advertising displays include, but are not limited to, bulletins, wall murals, wrapped posters, 30-sheet posters, and eight-sheet posters.
