Radio Remote Controls

Radio-frequency (RF) remote controls are very common. Garage-door openers, car-alarm fobs and radio-controlled toys have always used radio remotes, and the technology is starting to show up in other applications, too. They're still pretty rare in home-theater…

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Infrared Remote Controls

The dominant remote-control technology in home-theater applications is infrared (IR). Infrared light is also known as plain-old "heat." The basic premise at work in an IR remote control is the…

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Remote Control

In electronics, a remote control or clicker is an electronic device used to operate another device from a distance, usually wirelessly. For example, in consumer electronics, a remote control can be used to operate devices such as…

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