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Sensor

A sensor is a device that is sensitive to a given phenomenon and that transforms its physical magnitude into a signal (usually electric).

In the field of space exploration, an optoelectronic sensor called a star tracker is used to orient artificial satellites and space probes such as Dawn.

A pressure and temperature sensor mounted on a fishing net for the Ifremer Recopesca operation. © Ifremer/STH

A pressure and temperature sensor mounted on a fishing net for the Ifremer Recopesca operation. © Ifremer/STH


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