electronic reconnaissance

• Activité consistant à utiliser des capteurs et dispositifs électroniques pour recueillir des renseignements sur les communications, radars et autres signaux électroniques ennemis, généralement à des fins militaires ou stratégiques.

The activity of using electronic sensors and devices to gather intelligence about enemy communications, radar, and other electronic signals, typically for military or strategic purposes.

1. Intelligence gathering via electronic signalsC1formal

   The act of collecting information about an enemy or potential adversary by intercepting and analyzing their electronic signals, such as radar, communications, or other electromagnetic emissions.

   reconnaissance électronique

   • The military unit was deployed for electronic reconnaissance to monitor enemy communications.
   • Electronic reconnaissance satellites can detect radar signals from deep within hostile territory.
   • The intelligence agency used electronic reconnaissance to map out the adversary's air defense network.