{"id":3905,"date":"2025-06-20T00:00:00","date_gmt":"2025-06-20T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/insertion-loss-impact-on-rj45-magjack\/"},"modified":"2026-06-22T09:25:50","modified_gmt":"2026-06-22T09:25:50","slug":"insertion-loss-impact-on-rj45-magjack","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/el\/glossary\/insertion-loss-impact-on-rj45-magjack","title":{"rendered":"\u039a\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1\u03c2 \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b5\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c4\u03bf RJ45 Magjack"},"content":{"rendered":"<p class=\"wp-block-paragraph\">En el entorno actual de Ethernet de alta velocidad, mantener la integridad de la se\u00f1al ya no es opcional: es un requisito de dise\u00f1o. Ya sea que est\u00e9 desarrollando hardware de redes industriales, dispositivos de diagn\u00f3stico m\u00e9dico o conmutadores de grado telecom, hay una m\u00e9trica de capa f\u00edsica que no debe pasarse por alto: <strong>P\u00e9rdida por inserci\u00f3n<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para <strong>Conectores RJ45 MagJack<\/strong>\u2014Conectores RJ45 con magn\u00e9ticos integrados\u2014<strong>p\u00e9rdida de inserci\u00f3n<\/strong> afecta directamente la eficacia con la que los datos viajan a trav\u00e9s del enlace. Comprender este par\u00e1metro es esencial para los ingenieros que buscan cumplir con los est\u00e1ndares y garantizar la estabilidad a largo plazo del sistema.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8d0fa254b5964990ac211d2b504d0bb5.webp\" alt=\"Insertion Loss\" class=\"wp-image-3902\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8d0fa254b5964990ac211d2b504d0bb5.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8d0fa254b5964990ac211d2b504d0bb5-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8d0fa254b5964990ac211d2b504d0bb5-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8d0fa254b5964990ac211d2b504d0bb5-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8d0fa254b5964990ac211d2b504d0bb5-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusiones clave<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>P\u00e9rdida de inserci\u00f3n = p\u00e9rdida de se\u00f1al a trav\u00e9s del conector, medida en dB.<\/p><\/li>\n\n\n\n<li><p>Menor es mejor: menos de \u22121,0 dB es ideal para velocidades Gigabit.<\/p><\/li>\n\n\n\n<li><p>Es relevante para la integridad de la se\u00f1al, la estabilidad de Ethernet y el cumplimiento de las normas IEEE.<\/p><\/li>\n\n\n\n<li><p>Est\u00e1 influenciada por: dise\u00f1o del transformador, chapado, apantallamiento y disposici\u00f3n de la PCB.<\/p><\/li>\n\n\n\n<li><p>Los conectores RJ45 LINK-PP fueron probados a velocidades de 1G \/ 2,5G \/ 5G con un rendimiento fiable de p\u00e9rdida de inserci\u00f3n.<\/p><\/li>\n\n\n\n<li><p>Ideales para: dispositivos m\u00e9dicos, redes industriales y sistemas de telecomunicaciones.<\/p><\/li>\n\n\n\n<li><p>Dise\u00f1ados para el rendimiento: LINK-PP ofrece conectores MagJack conformes con RoHS, de baja p\u00e9rdida y alta fiabilidad. <a href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\" target=\"_blank\" rel=\"\">MagJack<\/a> eficientes.<\/p><\/li>\n\n\n\n<li><p>\u2705 Entrega r\u00e1pida y existencias disponibles.<\/p><\/li>\n\n\n\n<li><p>Prueba de p\u00e9rdida por inserci\u00f3n<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u00bfQu\u00e9 es la p\u00e9rdida de inserci\u00f3n?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P\u00e9rdida de inserci\u00f3n (PI)<\/strong> se define como la <strong>atenuaci\u00f3n de la potencia de la se\u00f1al<\/strong> causada por la inserci\u00f3n de un componente (como un conector RJ45) en la trayectoria de la se\u00f1al. Se expresa en <strong>decibelios (dB)<\/strong> decibelios (dB) y aumenta con la frecuencia.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Un valor menor de p\u00e9rdida de inserci\u00f3n indica un mejor rendimiento.<br>Los conectores ideales deben mantener una degradaci\u00f3n m\u00ednima de la se\u00f1al a lo largo de todo el ancho de banda de operaci\u00f3n.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udcd0 Ecuaci\u00f3n:<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"2385\" height=\"522\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/449825e1cb9a435091b64d98b1add1fa.png\" alt=\"Insertion Loss Formula\" class=\"wp-image-3903\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/449825e1cb9a435091b64d98b1add1fa.png 2385w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/449825e1cb9a435091b64d98b1add1fa-300x66.png 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/449825e1cb9a435091b64d98b1add1fa-1024x224.png 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/449825e1cb9a435091b64d98b1add1fa-768x168.png 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/449825e1cb9a435091b64d98b1add1fa-1536x336.png 1536w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/449825e1cb9a435091b64d98b1add1fa-2048x448.png 2048w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/449825e1cb9a435091b64d98b1add1fa-18x4.png 18w\" sizes=\"(max-width: 2385px) 100vw, 2385px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Donde:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\\(P_{in}\\) = potencia de se\u00f1al de entrada<\/p><\/li>\n\n\n\n<li><p>\\(P_{out}\\) = potencia de se\u00f1al de salida tras atravesar el conector magn\u00e9tico RJ45<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Por qu\u00e9 la PI es importante en aplicaciones Ethernet<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A medida que las velocidades Ethernet escalan desde <strong>10\/100 Mbps<\/strong> hasta <strong>2,5G y 5G<\/strong>, e incluso <strong>10G<\/strong>, <strong>Magjacks <\/strong>deben funcionar de forma constante en espectros de frecuencia m\u00e1s amplios. Una mala p\u00e9rdida de inserci\u00f3n puede provocar:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Mayor <strong>tasas de errores de bit (BER)<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>P\u00e9rdida de paquetes<\/strong> errores o retransmisiones<\/p><\/li>\n\n\n\n<li><p><strong>Alcance reducido del cable<\/strong><\/p><\/li>\n\n\n\n<li><p>Incapacidad para superar <strong>las pruebas de cumplimiento IEEE 802.3<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">La p\u00e9rdida de inserci\u00f3n es especialmente cr\u00edtica en aplicaciones como:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Dispositivos m\u00e9dicos<\/strong> (monitores de pacientes, sistemas de imagen)<\/p><\/li>\n\n\n\n<li><p><strong>Controladores industriales<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>Routers y switches de telecomunicaciones<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>Dispositivos alimentados mediante PoE+<\/strong> (por ejemplo, c\u00e1maras de seguridad y puntos de acceso)<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u00bfQu\u00e9 afecta la p\u00e9rdida de inserci\u00f3n en los conectores RJ45 con transformador integrado (MagJacks)?<\/h2>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/el\/specifications-of-integrated-rj45-connectors\/\"><strong>Factor de dise\u00f1o<\/strong><\/a><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>Impacto en la p\u00e9rdida de inserci\u00f3n<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17548-lan-transformer.htm\">Transformador interno<\/a> dise\u00f1o<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Afecta las p\u00e9rdidas en el n\u00facleo y el control de la impedancia<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Distribuci\u00f3n de contactos y trazado de PCB<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Recorridos m\u00e1s largos = mayores p\u00e9rdidas resistivas y diel\u00e9ctricas<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Revestimiento de contacto<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>El oro de alta calidad minimiza la resistencia en los puntos de contacto<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Estructura de apantallamiento<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Afecta la supresi\u00f3n de interferencias electromagn\u00e9ticas (EMI) y el confinamiento de la se\u00f1al<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Material del n\u00facleo en los componentes magn\u00e9ticos<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Determina el rendimiento a altas frecuencias<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Comparaci\u00f3n de la p\u00e9rdida de inserci\u00f3n del conector RJ45 LINK-PP<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"608\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c20af251bd8a4223940cbd0e03398bd7-1024x608.webp\" alt=\"LINK-PP RJ45 Connector Insertion Loss Comparison\" class=\"wp-image-3904\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c20af251bd8a4223940cbd0e03398bd7-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c20af251bd8a4223940cbd0e03398bd7-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c20af251bd8a4223940cbd0e03398bd7-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c20af251bd8a4223940cbd0e03398bd7-18x12.webp 18w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c20af251bd8a4223940cbd0e03398bd7.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 178px;\"\/><col style=\"width: 161px;\"\/><col style=\"width: 271px;\"\/><col style=\"width: 124px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"178\"><p><strong>Modelo<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"161\"><p><strong>Velocidad Ethernet<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"271\"><p><strong>P\u00e9rdida por inserci\u00f3n<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"124\"><p><strong>Rango de frecuencia<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"178\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/471291.htm\">LPJ1014NWNL<\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"161\"><p>10\/100BASE-TX<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"271\"><p>M\u00e1x. -1,0 dB<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"124\"><p>1\u201365 MHz<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"178\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/439725.htm\">LPJG0801GENL<\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"161\"><p>1000BASE-T<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"271\"><p>M\u00e1x. -1,0 dB<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"124\"><p>1\u2013100 MHz<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"178\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/468503.htm\">LPJM4938GENL<\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"161\"><p>2,5GBASE-T<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"271\"><p>M\u00e1x. -0,5 dB (1\u201350 MHz), m\u00e1x. -1,0 dB (50\u2013125 MHz)<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"124\"><p>1\u2013125 MHz<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"178\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/488807.htm\">LPJQP9693AONL<\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"161\"><p>5GBASE-T<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"271\"><p>M\u00e1x. -1,0 dB (1\u2013125 MHz), m\u00e1x. -2,0 dB (125\u2013200 MHz), -2,5 dB (200\u2013250 MHz)<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"124\"><p>1\u2013250 MHz<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Recomendaciones de dise\u00f1o para ingenieros<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Para minimizar la p\u00e9rdida de inserci\u00f3n en sus dise\u00f1os Ethernet:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p><strong>Elija conectores con un rendimiento consistente de p\u00e9rdida de inserci\u00f3n<\/strong> en todo su rango de frecuencia operativa<\/p><\/li>\n\n\n\n<li><p><strong>Siga las directrices recomendadas para el dise\u00f1o de PCB<\/strong> (evite rutas de trazas largas desde el conector)<\/p><\/li>\n\n\n\n<li><p><strong>Utilice conectores con impedancia adaptada y apantallados<\/strong> para reducir las reflexiones y el ruido en modo com\u00fan<\/p><\/li>\n\n\n\n<li><p>Seleccione proveedores con <strong>datos completos de pruebas<\/strong> en rangos de frecuencia y con historial de cumplimiento<\/p><\/li>\n<\/ol>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ud83d\udca1 <a href=\"https:\/\/www.l-p.com\/\" target=\"_blank\" rel=\"\"><strong>LINK-PP<\/strong><\/a> proporciona informes detallados de pruebas de p\u00e9rdida de inserci\u00f3n, certificados RoHS y cumplimiento con IEEE 802.3 para cada lote de producci\u00f3n.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Prueba de p\u00e9rdida por inserci\u00f3n<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f3mo probar la p\u00e9rdida de inserci\u00f3n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Los t\u00e9cnicos utilizan varios pasos y herramientas para probar la p\u00e9rdida de inserci\u00f3n en redes de cobre. El proceso comienza con la selecci\u00f3n de un analizador de cables que cumpla con los est\u00e1ndares industriales. Dispositivos como la serie Fluke Networks DSX CableAnalyzer pueden probar autom\u00e1ticamente cada par de cables en todas las frecuencias requeridas. El procedimiento de prueba implica conectar el analizador a ambos extremos del cable, ejecutar la prueba y revisar los resultados para atenuaci\u00f3n o p\u00e9rdida de inserci\u00f3n, p\u00e9rdida de retorno del conector y otros par\u00e1metros. La f\u00f3rmula de p\u00e9rdida de inserci\u00f3n para cobre utiliza mediciones de voltaje:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>IL = -20 log<sub>10<\/sub> (V<sub>t<\/sub>\/V<sub>r<\/sub>)\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Esta f\u00f3rmula ayuda a medir la atenuaci\u00f3n comparando el voltaje en los extremos del transmisor y del receptor. Las pruebas peri\u00f3dicas garantizan que los cables cumplan con las normas y ayudan a identificar fallas que causan atenuaci\u00f3n o p\u00e9rdida por inserci\u00f3n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00e9todos de prueba para cobre<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Las pruebas de cables de cobre utilizan distintos tipos de analizadores. Los analizadores de verificaci\u00f3n comprueban las conexiones b\u00e1sicas, los analizadores de calificaci\u00f3n eval\u00faan si los cables soportan ciertas tecnolog\u00edas y los analizadores de certificaci\u00f3n verifican el cumplimiento de las normas ISO y TIA. Los analizadores de certificaci\u00f3n, como el DSX CableAnalyzer, ofrecen diagn\u00f3sticos detallados de atenuaci\u00f3n, p\u00e9rdida por inserci\u00f3n y p\u00e9rdida de retorno del conector. Estos analizadores miden la atenuaci\u00f3n en cada frecuencia, grafican los resultados e identifican r\u00e1pidamente las fallas. El procedimiento de prueba sigue reglas estrictas de precisi\u00f3n, como la precisi\u00f3n de nivel V, y utiliza barridos autom\u00e1ticos de frecuencia. La tabla siguiente muestra los aspectos clave de la prueba de p\u00e9rdida por inserci\u00f3n en cobre:<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Aspecto<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Detalles<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Precisi\u00f3n del analizador<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Nivel V, basado en normas<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Analizador recomendado<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Serie DSX CableAnalyzer<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>M\u00e9todo de prueba<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Autom\u00e1tico, basado en frecuencia, con funciones de diagn\u00f3stico<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\u0392\u03b1\u03c3\u03b9\u03ba\u03bf\u03af \u039a\u03b1\u03bd\u03cc\u03bd\u03b5\u03c2<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u039a\u03b1\u03bd\u03cc\u03bd\u03b1\u03c2 \u03c4\u03c9\u03bd 3 dB, \u03ba\u03b1\u03bd\u03cc\u03bd\u03b1\u03c2 \u03c4\u03c9\u03bd 4 dB \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03b5\u03bc\u03b2\u03bf\u03bb\u03ae<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u03a3\u03c5\u03bc\u03b2\u03bf\u03c5\u03bb\u03ae: \u039f\u03b9 \u03c4\u03b1\u03ba\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03b1\u03c0\u03c9\u03bb\u03b5\u03b9\u03ce\u03bd \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1\u03c2 \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03b4\u03b5\u03c4\u03ae\u03c1\u03c9\u03bd \u03b2\u03bf\u03b7\u03b8\u03bf\u03cd\u03bd \u03c3\u03c4\u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">\u0391\u03c0\u03ce\u03bb\u03b5\u03b9\u03b5\u03c2 \u0395\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03c3\u03b5 \u039f\u03c0\u03c4\u03b9\u03ba\u03ae \u038a\u03bd\u03b1<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b5\u03c2 \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03c3\u03b5 \u03bf\u03c0\u03c4\u03b9\u03ba\u03ae \u03af\u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ae \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2. \u039f\u03b9 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03bf\u03af \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03a3\u03cd\u03bd\u03bf\u03bb\u03b1 \u0394\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u039f\u03c0\u03c4\u03b9\u03ba\u03ae\u03c2 \u0391\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1\u03c2 (OLTS) \u03ba\u03b1\u03b9 \u039f\u03c0\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u0391\u03bd\u03b1\u03bb\u03c5\u03c4\u03ad\u03c2 \u03a7\u03c1\u03cc\u03bd\u03bf\u03c5-\u03a0\u03b5\u03b4\u03af\u03bf\u03c5 (OTDR) \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03cc\u03c3\u03b2\u03b5\u03c3\u03b7\u03c2 \u03ae \u03c4\u03c9\u03bd \u03b1\u03c0\u03c9\u03bb\u03b5\u03b9\u03ce\u03bd \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2. \u039f \u03c4\u03cd\u03c0\u03bf\u03c2 \u03c4\u03c9\u03bd \u03b1\u03c0\u03c9\u03bb\u03b5\u03b9\u03ce\u03bd \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b3\u03b9\u03b1 \u03bf\u03c0\u03c4\u03b9\u03ba\u03ae \u03af\u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>A = 10 log<sub>10<\/sub>(P<sub>in<\/sub> \/ P<sub>out<\/sub>)\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf Pin \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b5\u03b9\u03c3\u03b5\u03c1\u03c7\u03cc\u03bc\u03b5\u03bd\u03b7 \u03bf\u03c0\u03c4\u03b9\u03ba\u03ae \u03b9\u03c3\u03c7\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf Pout \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b5\u03be\u03b5\u03c1\u03c7\u03cc\u03bc\u03b5\u03bd\u03b7. \u0393\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03b1\u03bd \u03c4\u03bf Pin \u03b5\u03af\u03bd\u03b1\u03b9 10 mW \u03ba\u03b1\u03b9 \u03c4\u03bf Pout \u03b5\u03af\u03bd\u03b1\u03b9 5 mW, \u03b7 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 3 dB. \u03a4\u03b1 OLTS \u03bc\u03b5\u03c4\u03c1\u03bf\u03cd\u03bd \u03c4\u03b7 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae \u03b1\u03c0\u03cc\u03c3\u03b2\u03b5\u03c3\u03b7 \u03ae \u03c4\u03b9\u03c2 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b5\u03c2 \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2, \u03b5\u03bd\u03ce \u03c4\u03b1 OTDR \u03b5\u03bd\u03c4\u03bf\u03c0\u03af\u03b6\u03bf\u03c5\u03bd \u03b2\u03bb\u03ac\u03b2\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c4\u03c1\u03bf\u03cd\u03bd \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03b1\u03c0\u03c9\u03bb\u03b5\u03b9\u03ce\u03bd \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03b4\u03b5\u03c4\u03ae\u03c1\u03c9\u03bd \u03ba\u03b1\u03c4\u03ac \u03bc\u03ae\u03ba\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03bf\u03c0\u03c4\u03b9\u03ba\u03ae\u03c2 \u03af\u03bd\u03b1\u03c2. \u03a3\u03b5 \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03bf \u03c7\u03ac\u03bb\u03ba\u03b9\u03bd\u03bf \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03bf, \u03bf\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03bf\u03c0\u03c4\u03b9\u03ba\u03ae\u03c2 \u03af\u03bd\u03b1\u03c2 \u03bc\u03b5\u03c4\u03c1\u03bf\u03cd\u03bd \u03c4\u03b7\u03bd \u03b9\u03c3\u03c7\u03cd \u03c4\u03bf\u03c5 \u03c6\u03c9\u03c4\u03cc\u03c2, \u03cc\u03c7\u03b9 \u03c4\u03b7\u03bd \u03c4\u03ac\u03c3\u03b7. \u039a\u03b1\u03b9 \u03c4\u03b1 \u03b4\u03cd\u03bf, \u03c4\u03bf \u03c7\u03ac\u03bb\u03ba\u03b9\u03bd\u03bf \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03bf \u03ba\u03b1\u03b9 \u03b7 \u03bf\u03c0\u03c4\u03b9\u03ba\u03ae \u03af\u03bd\u03b1, \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u03c4\u03b1\u03ba\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03b1\u03c0\u03c9\u03bb\u03b5\u03b9\u03ce\u03bd \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7, \u03b1\u03bb\u03bb\u03ac \u03c4\u03b1 \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03b9 \u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03bb\u03cc\u03b3\u03c9 \u03c4\u03c9\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b9\u03b4\u03b9\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03ba\u03ac\u03b8\u03b5 \u03bc\u03ad\u03c3\u03bf\u03c5.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b5\u03c2 \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b4\u03b9\u03b1\u03b4\u03c1\u03b1\u03bc\u03b1\u03c4\u03af\u03b6\u03bf\u03c5\u03bd \u03ba\u03b1\u03b8\u03bf\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03c1\u03cc\u03bb\u03bf \u03c3\u03c4\u03b7 <strong>\u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03b4\u03b5\u03c4\u03ae\u03c1\u03c9\u03bd Ethernet<\/strong>. \u039a\u03b1\u03b8\u03ce\u03c2 \u03bf\u03b9 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03b5 \u03b5\u03cd\u03c1\u03bf\u03c2 \u03b6\u03ce\u03bd\u03b7\u03c2 \u03c3\u03c5\u03bd\u03b5\u03c7\u03af\u03b6\u03bf\u03c5\u03bd \u03bd\u03b1 \u03b1\u03c5\u03be\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9, \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b7 \u03b1\u03bd\u03ac\u03b3\u03ba\u03b7 \u03b3\u03b9\u03b1 <strong>\u03c3\u03c5\u03bd\u03b4\u03b5\u03c4\u03ae\u03c1\u03b5\u03c2 RJ45 \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03c4\u03b5\u03af \u03b3\u03b9\u03b1 \u03c3\u03b1\u03c6\u03ae\u03bd\u03b5\u03b9\u03b1 \u03c3\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03b5 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b5\u03c2 \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03af\u03b1\u03c2 \u03c3\u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae \u03ba\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03b1\u03c0\u03cc 6 \u03b5\u03ba\u03b1\u03c4\u03bf\u03bc\u03bc\u03cd\u03c1\u03b9\u03b1 \u03b5\u03be\u03b1\u03c1\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03bf\u03c3\u03c4\u03ad\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b7\u03bd\u03b9\u03b1\u03af\u03c9\u03c2, <strong>LINK-PP<\/strong> \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0391\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 <a href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\" target=\"_blank\" rel=\"\"><strong>\u03c3\u03c5\u03bd\u03b4\u03b5\u03c4\u03ae\u03c1\u03b5\u03c2 MagJack RJ45<\/strong><\/a><\/p><\/li>\n\n\n\n<li><p>\u03a3\u03c5\u03bd\u03b5\u03c0\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c3\u03b5 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b5\u03c2 \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03c3\u03b5 \u03cc\u03bb\u03b5\u03c2 \u03c4\u03b9\u03c2 \u03c3\u03c5\u03c7\u03bd\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2<\/p><\/li>\n\n\n\n<li><p>\u03a3\u03c5\u03bc\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7 \u03bc\u03b5 <strong>IEEE 802.3<br><\/strong>, <strong>RoHS<\/strong>, \u03ba\u03b1\u03b9 <strong>REACH<\/strong> normas<\/p><\/li>\n\n\n\n<li><p><strong>\u0393\u03c1\u03ae\u03b3\u03bf\u03c1\u03b7 \u03c0\u03b1\u03b3\u03ba\u03cc\u03c3\u03bc\u03b9\u03b1 \u03b1\u03c0\u03bf\u03c3\u03c4\u03bf\u03bb\u03ae<\/strong> \u03ba\u03b1\u03b9 <strong>\u03b1\u03c0\u03cc\u03b8\u03b5\u03bc\u03b1 \u03c3\u03b5 \u03b1\u03c0\u03cc\u03b8\u03b5\u03bc\u03b1<\/strong> \u03b3\u03b9\u03b1 \u03c4\u03b1 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ac \u03bc\u03bf\u03bd\u03c4\u03ad\u03bb\u03b1<\/p><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u0397 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1 \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03bc\u03bf\u03c5\u03c2 RJ45 \u03b1\u03b4\u03c5\u03bd\u03b1\u03bc\u03b5\u03af \u03c4\u03b7\u03bd \u03b9\u03c3\u03c7\u03cd \u03c4\u03bf\u03c5 \u03c3\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2, \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5. \u039c\u03ac\u03b8\u03b5\u03c4\u03b5 \u03c0\u03ce\u03c2 \u03bd\u03b1 \u03b5\u03bb\u03b1\u03c7\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1 \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b3\u03b9\u03b1 \u03b2\u03ad\u03bb\u03c4\u03b9\u03c3\u03c4\u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7.<\/p>","protected":false},"author":1,"featured_media":3902,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[22],"class_list":["post-3905","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-integrated-rj45-connectors"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/posts\/3905","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/comments?post=3905"}],"version-history":[{"count":5,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/posts\/3905\/revisions"}],"predecessor-version":[{"id":11455,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/posts\/3905\/revisions\/11455"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/media\/3902"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/media?parent=3905"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/categories?post=3905"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/tags?post=3905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}