{"id":905,"date":"2023-07-12T09:08:01","date_gmt":"2023-07-12T07:08:01","guid":{"rendered":"https:\/\/info.euskoos.eus\/radares-de-alta-frecuencia\/"},"modified":"2024-11-12T14:24:36","modified_gmt":"2024-11-12T13:24:36","slug":"radars-haute-frequence","status":"publish","type":"page","link":"https:\/\/info.euskoos.eus\/fr\/radars-haute-frequence\/","title":{"rendered":"Radars haute fr\u00e9quence"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"905\" class=\"elementor elementor-905\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ea57fc6 elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"ea57fc6\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-12f0738\" data-id=\"12f0738\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7a07210 elementor-widget elementor-widget-heading\" data-id=\"7a07210\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Radars haute fr\u00e9quence<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b798cd1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b798cd1\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a347d4a\" data-id=\"a347d4a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-b4c7c74 elementor-section-content-middle elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b4c7c74\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-ac14157\" data-id=\"ac14157\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2c34986 elementor-widget elementor-widget-heading\" data-id=\"2c34986\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Radars haute fr\u00e9quence (HF)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-862b940 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"862b940\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba3da62 elementor-widget elementor-widget-text-editor\" data-id=\"ba3da62\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le syst\u00e8me de radars c\u00f4tiers haute fr\u00e9quence (HF) de la c\u00f4te basque a \u00e9t\u00e9 install\u00e9 en 2009. Depuis lors, il n\u2019a cess\u00e9 de fonctionner sans interruption notable. Les radars haute fr\u00e9quence (HF) sont une technologie qui permet d\u2019envoyer des signaux radio depuis la c\u00f4te afin d\u2019analyser par la suite le signal refl\u00e9t\u00e9 par la surface de la mer. Le signal renvoy\u00e9 \u00e0 l\u2019antenne r\u00e9ceptrice provient de la r\u00e9flexion diffuse caus\u00e9e par la houle et les courants. Une fois ce signal re\u00e7u, une s\u00e9rie d\u2019analyses permet de calculer les cartes horaires des courants oc\u00e9aniques. Pour obtenir ces cartes de courants, il faut disposer d\u2019au moins deux stations radars. Celles du Pays basque se situent au cap Matxitxako et au cap Higer.<\/p><p>Le syst\u00e8me du Pays basque couvre une zone de 10\u2009000\u00a0km\u00b2. Les cartes horaires des courants ainsi produites comportent des vecteurs de vitesse totale et un maillage rectangulaire avec une r\u00e9solution de 5\u00a0km. Les donn\u00e9es fournies par ce syst\u00e8me sont tr\u00e8s pr\u00e9cieuses pour conna\u00eetre la circulation oc\u00e9anique de surface (un ph\u00e9nom\u00e8ne tr\u00e8s complexe et particuli\u00e8rement difficile \u00e0 pr\u00e9voir avec pr\u00e9cision pr\u00e8s des c\u00f4tes). Elles sont capitales pour le bon suivi et la gestion int\u00e9gr\u00e9e de notre littoral, car elles fournissent des outils qui facilitent le contr\u00f4le et la pr\u00e9vision d\u2019\u00e9l\u00e9ments cl\u00e9s tels que la dispersion\/r\u00e9tention des objets flottants (d\u00e9chets marins, organismes), les microplastiques, les traceurs passifs de suivi des polluants, etc.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-52a37cd\" data-id=\"52a37cd\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-73b7873 elementor-widget elementor-widget-image\" data-id=\"73b7873\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/info.euskoos.eus\/wp-content\/uploads\/elementor\/thumbs\/radar_alta_frecuencia-qeyn3ip9n4oxg798cftjeiodjhlzoqcyyg05utdh80.jpg\" title=\"radar_alta_frecuencia\" alt=\"radar_alta_frecuencia\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-faa53db elementor-widget elementor-widget-image\" data-id=\"faa53db\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/info.euskoos.eus\/wp-content\/uploads\/elementor\/thumbs\/radas_alta_frecuencia_02-qeyn3ip9n4q2ddxt0l6ggqceb6ie8ibc5eztwqffb4.jpg\" title=\"radas_alta_frecuencia_02\" alt=\"radas_alta_frecuencia_02\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9e94079 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9e94079\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0d69336\" data-id=\"0d69336\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-fbd7350 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fbd7350\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-7504db0\" data-id=\"7504db0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ce75989 elementor-widget elementor-widget-heading\" data-id=\"ce75989\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\nCaract\u00e9ristiques des antennes et param\u00e8tres\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-382760f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"382760f\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-0d78800\" data-id=\"0d78800\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5e5900d elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"5e5900d\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-dot-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Las stations radars haute fr\u00e9quence de Higer et Matxitxako sont \u00e9quip\u00e9es chacune de deux antennes : une antenne r\u00e9ceptrice et une antenne \u00e9mettrice situ\u00e9es \u00e0 une hauteur pr\u00e9cise par rapport au niveau de la mer dans des zones aliment\u00e9es en \u00e9lectricit\u00e9 par un syst\u00e8me de communication ad hoc.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-00fa20a elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"00fa20a\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-dot-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Chaque station radar \u00e9met un signal centr\u00e9 sur 5 MHz avec une largeur de bande de 40 kHz et une puissance rayonn\u00e9e moyenne de 40 W.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e56304 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"7e56304\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-dot-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Le signal renvoy\u00e9 par les vagues est trait\u00e9 par l\u2019ordinateur de chaque station et les donn\u00e9es des courants sont envoy\u00e9es \u00e0 la station de Vitoria qui centralise le traitement des cartes des courants.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Radars haute fr\u00e9quence Radars haute fr\u00e9quence (HF) Le syst\u00e8me de radars c\u00f4tiers haute fr\u00e9quence (HF) de la c\u00f4te basque a \u00e9t\u00e9 install\u00e9 en 2009. Depuis lors, il n\u2019a cess\u00e9 de fonctionner sans interruption notable. Les radars haute fr\u00e9quence (HF) sont une technologie qui permet d\u2019envoyer des signaux radio depuis la c\u00f4te afin d\u2019analyser par la&hellip;&nbsp;<a href=\"https:\/\/info.euskoos.eus\/fr\/radars-haute-frequence\/\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Radars haute fr\u00e9quence<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-templates\/template-pagebuilder-full-width.php","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"on","neve_meta_reading_time":"","_themeisle_gutenberg_block_has_review":false,"_ti_tpc_template_sync":false,"_ti_tpc_template_id":"","footnotes":""},"class_list":["post-905","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/info.euskoos.eus\/fr\/wp-json\/wp\/v2\/pages\/905\/"}],"collection":[{"href":"https:\/\/info.euskoos.eus\/fr\/wp-json\/wp\/v2\/pages\/"}],"about":[{"href":"https:\/\/info.euskoos.eus\/fr\/wp-json\/wp\/v2\/types\/page\/"}],"author":[{"embeddable":true,"href":"https:\/\/info.euskoos.eus\/fr\/wp-json\/wp\/v2\/users\/2\/"}],"replies":[{"embeddable":true,"href":"https:\/\/info.euskoos.eus\/fr\/wp-json\/wp\/v2\/comments\/?post=905"}],"version-history":[{"count":4,"href":"https:\/\/info.euskoos.eus\/fr\/wp-json\/wp\/v2\/pages\/905\/revisions\/"}],"predecessor-version":[{"id":911,"href":"https:\/\/info.euskoos.eus\/fr\/wp-json\/wp\/v2\/pages\/905\/revisions\/911\/"}],"wp:attachment":[{"href":"https:\/\/info.euskoos.eus\/fr\/wp-json\/wp\/v2\/media\/?parent=905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}