A dish antenna is a type of satellite antenna that has a parabolic shape, designed to receive and transmit signals from satellites in space. The curved surface of the dish collects signals and focuses them onto a receiver, allowing for clear communication and data transmission. Dish antennas are commonly used for television broadcasting, internet services, and other forms of satellite communication. These antennas come in various sizes and can be installed on rooftops, balconies, or in open areas to ensure an unobstructed view of the sky. They are often associated with services like DirecTV or Dish Network, which provide satellite television to homes and businesses.