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Home › Magazines › 2002 › December › Infrared Light Switch

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Infrared Light Switch

Published in issue 316, December 2002

Inexpensive receivers for standard infrared remote control units for television sets and video recorders are available in the form of integrated circuits. Normally, a computer or microcontroller looks after decoding the light signals. However, this circuit shows that there are alternatives. It reacts to an IR signal, or at least to a signal sent with a carrier frequency of 36 kHz (other types of ICs are available for other frequencies).

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Please note. In view of the complexity of international markets, Elektor cannot guarantee the availability of components for this project.

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