{"id":15843,"date":"2024-08-30T19:41:05","date_gmt":"2024-08-30T19:41:05","guid":{"rendered":"https:\/\/www.calian.com\/advanced-technologies\/gnss_product\/tw164b\/"},"modified":"2025-07-25T20:37:17","modified_gmt":"2025-07-25T20:37:17","slug":"tw164b","status":"publish","type":"gnss_product","link":"https:\/\/www.calian.com\/advanced-technologies\/fr\/gnss_product\/tw164b\/","title":{"rendered":"TW164B"},"content":{"rendered":"\n<p>TW164B 1-to-4 Port Smart Power GNSS Signal Splitter (S\u00e9parateur de signaux GNSS)<\/p>\n\n<p>Le TW164B de Calian est un s\u00e9parateur de signaux GNSS \u00e0 bande compl\u00e8te de qualit\u00e9 professionnelle qui connecte une antenne \u00e0 quatre r\u00e9cepteurs et prend en charge les services de correction GPS\/QZSS-L1\/L2\/L5, QZSS-L6, GLONASS-G1\/G2\/G3, BeiDou-B1\/B2\/B2a\/B3, Galileo-E1\/E5a\/E5b\/E6, NavIC-L5 et bande L. Ce mod\u00e8le poss\u00e8de les quatre ports de r\u00e9ception en ligne \u00e0 l&#8217;arri\u00e8re, le port d&#8217;antenne \u00e9tant situ\u00e9 \u00e0 l&#8217;avant. Ce mod\u00e8le poss\u00e8de les quatre ports de r\u00e9ception en ligne \u00e0 l&#8217;arri\u00e8re du s\u00e9parateur, le port d&#8217;antenne \u00e9tant situ\u00e9 \u00e0 l&#8217;avant. <\/p>\n\n<p>Le GNSS est devenu une composante essentielle des applications de s\u00e9curit\u00e9, de chronom\u00e9trage et d&#8217;infrastructure, qui exigent toutes une tr\u00e8s grande disponibilit\u00e9. Par cons\u00e9quent, des composants r\u00e9silients et tol\u00e9rants aux pannes sont essentiels pour \u00e9viter les interruptions de service.<\/p>\n\n<p>La conception des s\u00e9parateurs de signaux GNSS de premi\u00e8re g\u00e9n\u00e9ration souffrait d&#8217;un seul point de d\u00e9faillance : un seul r\u00e9cepteur alimentait le s\u00e9parateur et l&#8217;antenne. Si ce r\u00e9cepteur tombe en panne ou est d\u00e9branch\u00e9, tous les r\u00e9cepteurs connect\u00e9s tombent \u00e9galement en panne.<\/p>\n\n<p>Le s\u00e9parateur de signaux GNSS Smart Power TW164B de Calian, de la g\u00e9n\u00e9ration actuelle, offre deux caract\u00e9ristiques cl\u00e9s suppl\u00e9mentaires :<\/p>\n\n<p>Tout d&#8217;abord, il accepte l&#8217;alimentation de tous les r\u00e9cepteurs GNSS connect\u00e9s et s\u00e9lectionne l&#8217;alimentation d&#8217;un r\u00e9cepteur \u00e0 l&#8217;aide du protocole suivant. Le port n\u00b01 est prioritaire si sa tension est comprise dans la plage sp\u00e9cifi\u00e9e (3,3 &#8211; 12,5 VDC). Toutefois, si le r\u00e9cepteur du port n\u00b0 1 est d\u00e9connect\u00e9 ou si la puissance de son r\u00e9cepteur est inf\u00e9rieure \u00e0 la sp\u00e9cification de sous-tension ou sup\u00e9rieure \u00e0 la sp\u00e9cification de surtension, le TW164B passera au port suivant dans l&#8217;ordre num\u00e9rique, \u00e0 condition que sa puissance et sa tension soient dans la plage pr\u00e9vue.  La commutation et la s\u00e9lection des ports sont donc d\u00e9terministes.<\/p>\n\n<p>Deuxi\u00e8mement, si l&#8217;antenne tombe en panne et ne consomme pas de courant, le TW164B fournira \u00e0 tous les connecteurs une consommation de courant inf\u00e9rieure \u00e0 1 mA, indiquant un d\u00e9faut d&#8217;antenne.<br\/>Le TW164B offre les meilleures performances de sa cat\u00e9gorie en termes de facteur de bruit, d&#8217;isolation et de lin\u00e9arit\u00e9. En outre, il est pr\u00e9sent\u00e9 dans un bo\u00eetier en aluminium robuste, compact, l\u00e9ger et \u00e9tanche (IP67) prot\u00e9g\u00e9 contre la corrosion. <\/p>\n\n<p>Le TW164B est disponible avec des connecteurs SMA femelles, de type N ou TNC et offre un gain standard pour compenser la perte de division du signal.<br\/>Il est recommand\u00e9 de terminer les ports inutilis\u00e9s par une charge de 50 Ohm.<\/p>\n\n<div class=\"wp-block-columns has-2-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Applications<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Distribution du signal GNSS<\/li>\n\n\n\n<li>Test des r\u00e9cepteurs GNSS<\/li>\n\n\n\n<li>Applications \u00e0 haute disponibilit\u00e9<\/li>\n\n\n\n<li>Synchronisation du r\u00e9seau et de l&#8217;infrastructure<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Caract\u00e9ristiques<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Accepte l&#8217;alimentation de tous les r\u00e9cepteurs connect\u00e9s<\/li>\n\n\n\n<li>Commutation automatique en cas de d\u00e9faillance d&#8217;un r\u00e9cepteur<\/li>\n\n\n\n<li>D\u00e9tection\/indication de d\u00e9faillance de l&#8217;antenne<\/li>\n\n\n\n<li>Bo\u00eetier robuste en aluminium de qualit\u00e9 militaire<\/li>\n\n\n\n<li>Amplifi\u00e9 pour compenser la perte de division<\/li>\n\n\n\n<li>Facteur de bruit tr\u00e8s faible<\/li>\n\n\n\n<li>Conforme \u00e0 la norme IP67<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Avantages<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Permet \u00e0 4 r\u00e9cepteurs de partager une m\u00eame antenne<\/li>\n\n\n\n<li>S&#8217;adapte au c\u00e2ble d&#8217;antenne<\/li>\n\n\n\n<li>Paquet robuste<\/li>\n\n\n\n<li>Id\u00e9al pour les environnements difficiles<\/li>\n<\/ul>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p> TW164B 1-to-4 Port Smart Power GNSS Signal Splitter (S\u00e9parateur de signaux GNSS) <\/p>\n<p> Le TW164B de Calian est un s\u00e9parateur de signaux GNSS \u00e0 bande compl\u00e8te de qualit\u00e9 professionnelle qui connecte une antenne \u00e0 quatre r\u00e9cepteurs et prend en charge les services de correction GPS\/QZSS-L1\/L2\/L5, QZSS-L6, GLONASS-G1\/G2\/G3, BeiDou-B1\/B2\/B2a\/B3, Galileo-E1\/E5a\/E5b\/E6, NavIC-L5 et bande L. Ce mod\u00e8le poss\u00e8de les quatre &hellip;<\/p>\n","protected":false},"featured_media":19302,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":""},"post_tag":[],"gnss_category":[332],"gnss_industry":[],"product_type":[215,250],"mount_type":[270],"class_list":["post-15843","gnss_product","type-gnss_product","status-publish","has-post-thumbnail","hentry","gnss_category-produits","product_type-accessoires","product_type-separateurs-de-signaux","mount_type-quatre-fentes-pour-les-vis"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>TW164B - Calian Space (GNSS)<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.calian.com\/advanced-technologies\/fr\/gnss_product\/tw164b\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"TW164B - Calian Space (GNSS)\" \/>\n<meta property=\"og:description\" content=\"TW164B 1-to-4 Port Smart Power GNSS Signal Splitter (S\u00e9parateur de signaux GNSS)  Le TW164B de Calian est un s\u00e9parateur de signaux GNSS \u00e0 bande compl\u00e8te de qualit\u00e9 professionnelle qui connecte une antenne \u00e0 quatre r\u00e9cepteurs et prend en charge les services de correction GPS\/QZSS-L1\/L2\/L5, QZSS-L6, GLONASS-G1\/G2\/G3, BeiDou-B1\/B2\/B2a\/B3, Galileo-E1\/E5a\/E5b\/E6, NavIC-L5 et bande L. 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