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 radio waves, satellite signals, or cable systems. The goal is to deliver content, such as news, entertainment, or educational programs, to listeners and viewers. Broadcasting can be categorized into different types, including AM and FM radio, as well as television broadcasts. Each type uses specific frequencies and technologies to ensure that the signals are transmitted clearly and efficiently. This allows people to access information and entertainment from the comfort of their homes or on the go.