What Are Cordless Microphones and What Are They Used For?
Cordless microphones, also called wireless microphones, are composed of two basic components: the microphone/transmitter and the receiver. They are used for many types of video production, including talk shows, documentaries and news programs. Cordless microphones are also used in many concert performances so the performers can move about the stage without dragging cords behind them. There are two basic types of wireless microphones. The Self-Contained Cordless Microphone A self-contained cordless microphone consists of a standard handheld microphone with a transmitter built into it, like the type used in concert performances or on many newscasts. The microphone picks up sound vibration and converts it to an electrical signal just like any other microphone; this signal is then relayed to a small battery-powered transmitter that converts it into a signal that is transmitted over the airwaves. The transmitter is built into the handle of the microphone. Some wireless microphones have a sm
