Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
access aerial antenna broadcast bug communicate communication data device directional dish earth eavesdrop eavesdropping information internet land leuk listen message mirror modern network outer parabolic paraboloid phone point radar radio reflector round satellite signal space station surveillance switzerland system tap tapping technology telecommunication telephone tracking transmission valais wallis wireless wiretapping