11 Facts About Remote control

In electronics, a remote control is an electronic device used to operate another device from a distance, usually wirelessly.

In consumer electronics, a remote control can be used to operate devices such as a television set, DVD player or other home appliance.

In 1970, RCA introduced an all-electronic remote control that uses digital signals and metal–oxide–semiconductor field-effect transistor memory.

Impetus for a more complex type of television remote control came in 1973, with the development of the Ceefax teletext service by the BBC.

In 1980, the most popular remote control was the Starcom Cable TV Converter which used 40-kHz sound to change channels.

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Blab-off was a wired remote control created in 1952 that turned a TV's sound on or off so that viewers could avoid hearing commercials.

One solution used to reduce the number of remotes that have to be used is the universal remote, a remote control that is programmed with the operation codes for most major brands of TVs, DVD players, etc.

The transmitter in the remote control handset sends out a stream of pulses of infrared light when the user presses a button on the handset.

Radio remote control is used to control distant objects using a variety of radio signals transmitted by the remote control device.

Remote control is used for controlling substations, pump storage power stations and HVDC-plants.

Remote control technology is used in space travel, for instance, the Soviet Lunokhod vehicles were remote-controlled from the ground.