A transmitter is a device that uses radio waves or other electromagnetic signals to send information or data from one location to another. It acts as a source of transmission, emitting signals in the form of electromagnetic waves that can carry various types of information, such as audio, video, or digital data. The 📡💡 symbols represent the core elements of a transmitter: the antenna (📡) that radiates the signals and the idea (💡) behind the transmission process. Together, they symbolize the concept of transmitting information wirelessly through the airwaves.