Transmissions in broadcasting refer to the process of sending audio and video signals over various media to reach a wide audience. This can be done through methods such as radio waves, satellite signals, or cable systems. The goal is to deliver content like news, entertainment, and educational programs to listeners and viewers. Broadcasting relies on various technologies, including transmitters and receivers, to ensure that signals are sent and received clearly. Different broadcasting formats, such as AM and FM radio or digital television, allow for diverse programming options. Overall, broadcasting plays a crucial role in communication and information dissemination.