{"id":4158,"date":"2024-02-07T06:56:12","date_gmt":"2024-02-07T06:56:12","guid":{"rendered":"https:\/\/mechanc.com\/?post_type=product&#038;p=4158"},"modified":"2026-09-04T13:46:28","modified_gmt":"2026-09-04T13:46:28","slug":"ultra-low-loss-40ghz-precision-test-coaxial-cable-pfa-jacket-cfs400b","status":"publish","type":"product","link":"https:\/\/mechanc.com\/fr\/produit\/ultra-low-loss-40ghz-precision-test-coaxial-cable-pfa-jacket-cfs400b\/","title":{"rendered":"C\u00e2ble coaxial de test de pr\u00e9cision 40 GHz \u00e0 ultra faibles pertes, gaine PFA \u2013 mod\u00e8le CFS400B"},"content":{"rendered":"<h2>C\u00e2ble coaxial de haute pr\u00e9cision pour une exactitude de mesure RF constante<\/h2>\n<p>Le c\u00e2ble coaxial de test de pr\u00e9cision CFS400 \u00e0 tr\u00e8s faibles pertes offre une stabilit\u00e9 exceptionnelle en phase et en amplitude pour les environnements de test haute fr\u00e9quence. Avec une imp\u00e9dance de 50 \u03a9 et une plage de fonctionnement stable jusqu&rsquo;\u00e0 40 GHz, il garantit de faibles pertes d&rsquo;insertion et une excellente r\u00e9p\u00e9tabilit\u00e9 pour les applications de mesure RF de pr\u00e9cision, d&rsquo;\u00e9talonnage et de v\u00e9rification de signaux. Enti\u00e8rement conforme REACH et RoHS, il refl\u00e8te l&rsquo;engagement de Mechanc envers la performance comme envers la responsabilit\u00e9 environnementale.<\/p>\n<h3>Conception \u00e9lectrique optimis\u00e9e pour la stabilit\u00e9 en phase et en amplitude<\/h3>\n<p>Le c\u00e2ble coaxial CFS400 est \u00e9tudi\u00e9 pour la pr\u00e9cision avec un conducteur central massif en cuivre argent\u00e9 et un di\u00e9lectrique LD-PTFE, atteignant une excellente uniformit\u00e9 d&rsquo;imp\u00e9dance et une grande stabilit\u00e9 \u00e9lectrique. La d\u00e9viation de phase reste dans \u00b13\u00b0 @ 18 GHz et \u00b15\u00b0 @ 26,5 GHz, tandis que la variation d&rsquo;amplitude est limit\u00e9e \u00e0 \u2264 \u00b10,1 dB @ 18 GHz. L&rsquo;att\u00e9nuation est exceptionnellement faible \u2014 seulement 0,36 dB\/m @ 1 GHz et 2,35 dB\/m @ 40 GHz \u2014 garantissant des r\u00e9sultats exacts et r\u00e9p\u00e9tables m\u00eame dans les montages RF et micro-ondes exigeants. La stabilit\u00e9 de phase en temp\u00e9rature reste sous 750 PPM de \u201355 \u00b0C \u00e0 +85 \u00b0C, favorisant des performances fiables \u00e0 long terme dans des conditions variables.<\/p>\n<h3>Grande r\u00e9sistance m\u00e9canique et int\u00e9grit\u00e9 du blindage<\/h3>\n<p>Avec sa structure ext\u00e9rieure fabriqu\u00e9e avec pr\u00e9cision, le c\u00e2ble CFS400 associe durabilit\u00e9 et r\u00e9silience m\u00e9canique sans compromis sur les performances \u00e9lectriques. Les doubles blindages en cuivre argent\u00e9 offrent une efficacit\u00e9 de blindage de &gt; 90 dB, r\u00e9duisant efficacement les interf\u00e9rences ext\u00e9rieures et pr\u00e9servant l&rsquo;int\u00e9grit\u00e9 du signal lors de manipulations fr\u00e9quentes. Sa gaine PFA de 4,00 mm offre une souplesse remarquable, une r\u00e9sistance \u00e0 l&rsquo;abrasion et une grande tol\u00e9rance thermique (\u201355 \u00b0C \u00e0 +165 \u00b0C), tout en conservant un poids faible de seulement 40 g\/m. Son rayon de courbure unique de 20 mm et son rayon de flexion r\u00e9p\u00e9t\u00e9e de 40 mm le rendent adapt\u00e9 aux environnements de test sur paillasse comme automatis\u00e9s.<\/p>\n<h3>Variante disponible pour des performances accrues<\/h3>\n<p>Pour les applications exigeant une att\u00e9nuation encore plus faible et une meilleure efficacit\u00e9 de blindage, Mechanc propose une version am\u00e9lior\u00e9e de ce mod\u00e8le : le <a href=\"\/coaxial-cables\/ultra-low-loss-40ghz-precision-test-coaxial-cable-pfa-jacket-cfs400b\/\">c\u00e2ble coaxial de test de pr\u00e9cision CFS400B \u00e0 tr\u00e8s faibles pertes<\/a>. Il offre une durabilit\u00e9 m\u00e9canique optimis\u00e9e et un contr\u00f4le de phase affin\u00e9, tout en conservant la m\u00eame imp\u00e9dance de 50 \u03a9 et la m\u00eame aptitude haute fr\u00e9quence.<\/p>\n<h3>Applications exigeant des performances haute fr\u00e9quence r\u00e9p\u00e9tables<\/h3>\n<p>Le c\u00e2ble coaxial CFS400 \u00e0 tr\u00e8s faibles pertes est id\u00e9al pour l&rsquo;\u00e9talonnage d&rsquo;analyseurs de r\u00e9seau vectoriels (VNA), l&rsquo;analyse de signaux 5G, la v\u00e9rification radar et les syst\u00e8mes de test micro-ondes exigeant des liaisons \u00e0 faibles pertes et \u00e0 phase tr\u00e8s stable. Son \u00e9quilibre entre robustesse m\u00e9canique, efficacit\u00e9 de blindage et pr\u00e9cision \u00e9lectrique durable en fait un excellent choix pour un usage en laboratoire comme en production. Pour d&rsquo;autres options de qualit\u00e9 pr\u00e9cision, d\u00e9couvrez la <a href=\"\/coaxial-cables\/precision-test\/\">s\u00e9rie C\u00e2bles coaxiaux de test de pr\u00e9cision<\/a> de Mechanc.<\/p>\n<p>Fabriqu\u00e9 par <a href=\"https:\/\/mechanc.com\/fr\/\">Mechanc Shanghai Information Technology Co., Ltd.<\/a>, le c\u00e2ble coaxial de test de pr\u00e9cision CFS400 \u00e0 tr\u00e8s faibles pertes conjugue stabilit\u00e9 de phase durable, faibles pertes d&rsquo;insertion et conformit\u00e9 REACH et RoHS v\u00e9rifi\u00e9e pour offrir une fiabilit\u00e9 de niveau m\u00e9trologique aux environnements de test RF avanc\u00e9s.<\/p>\n<p>D\u00e9couvrez toute la <a href=\"\/coaxial-cables\/precision-test\/ultra-low-loss-cfs-series\/\">s\u00e9rie CFS \u00e0 tr\u00e8s faibles pertes<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e2ble coaxial de haute pr\u00e9cision pour une exactitude de mesure RF constante Le c\u00e2ble coaxial de test de pr\u00e9cision CFS400 \u00e0 tr\u00e8s faibles pertes offre une stabilit\u00e9 exceptionnelle en phase et en amplitude pour les environnements de test haute fr\u00e9quence. Avec une imp\u00e9dance de 50 \u03a9 et une plage de fonctionnement stable jusqu&rsquo;\u00e0 40 GHz, [&hellip;]<\/p>\n","protected":false},"featured_media":1565,"template":"","meta":{"_acf_changed":false},"attachment-method":[],"body-material":[],"body-style":[],"center-conductor-type":[153],"connection-type":[],"dielectric-type":[155],"frequency-max":[191],"connector-gender":[],"impedance":[152],"interface-type":[],"jacket-material":[176],"main-feature":[256],"max-operating-temperature":[161],"mount-method":[],"no-of-shields":[160],"connector-series":[],"termination-type":[],"vswr-max":[],"vswr-typical":[],"product_brand":[],"product_cat":[18,55,131],"product_tag":[],"product_application":[],"class_list":["post-4158","product","type-product","status-publish","has-post-thumbnail","center-conductor-type-solid","dielectric-type-ld-ptfe","frequency-max-40-ghz","impedance-50-cf89","jacket-material-pfa","main-feature-low-loss","max-operating-temperature-165c","no-of-shields-160","product_cat-coaxial-cables","product_cat-precision-test","product_cat-ultra-low-loss-cfs-series","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":{"connector_1":"1.0mm Male","connector_2":"1.0mm Male","outer_diameter":"4","static_bend_radius":"20","velocity_of_propagation":"82 %","jacket_diameter":"4.0 mm","loss_at_max_frequency":"1.975","power_at_max_frequency":"72 W","flex_type":"","phase_stability":"\u2264\u00b13\u00b0 @ 18 GHz ; 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