{"id":3559,"date":"2025-03-01T23:48:30","date_gmt":"2025-03-01T16:48:30","guid":{"rendered":"https:\/\/antoanhanghai.com\/?p=3559"},"modified":"2025-03-11T22:38:34","modified_gmt":"2025-03-11T15:38:34","slug":"navtex-la-gi","status":"publish","type":"post","link":"https:\/\/antoanhanghai.com\/en\/navtex-la-gi\/","title":{"rendered":"{Edu} NAVTEX l\u00e0 g\u00ec?"},"content":{"rendered":"<h1 style=\"text-align: center;\">NAVTEX<\/h1>\n<p><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i106.14b05171nGzw27\">NAVTEX l\u00e0 <\/strong>(vi\u1ebft t\u1eaft c\u1ee7a <strong>Navigational Telex <\/strong>) l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng tin h\u00e0ng h\u1ea3i t\u1ef1 \u0111\u1ed9ng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t v\u00e0 nh\u1eadn c\u00e1c b\u1ea3n tin an to\u00e0n h\u00e0ng h\u1ea3i (Maritime Safety Information &#8211; MSI) qua s\u00f3ng v\u00f4 tuy\u1ebfn. NAVTEX cung c\u1ea5p th\u00f4ng tin quan tr\u1ecdng nh\u01b0 c\u1ea3nh b\u00e1o th\u1eddi ti\u1ebft, th\u00f4ng b\u00e1o h\u00e0ng h\u1ea3i (Notice to Mariners), v\u00e0 c\u00e1c th\u00f4ng tin kh\u1ea9n c\u1ea5p kh\u00e1c \u0111\u1ebfn t\u00e0u thuy\u1ec1n trong khu v\u1ef1c ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<h3><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i108.14b05171nGzw27\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng:<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>Truy\u1ec1n t\u00edn hi\u1ec7u:<\/strong>\n<ul>\n<li>C\u00e1c tr\u1ea1m b\u1edd ph\u00e1t t\u00edn hi\u1ec7u NAVTEX \u1edf b\u0103ng t\u1ea7n <strong>518 kHz <\/strong>(ti\u1ebfng Anh qu\u1ed1c t\u1ebf) ho\u1eb7c <strong>490 kHz <\/strong>(ng\u00f4n ng\u1eef \u0111\u1ecba ph\u01b0\u01a1ng).<\/li>\n<li>T\u00edn hi\u1ec7u \u0111\u01b0\u1ee3c ph\u00e1t theo \u0111\u1ecbnh k\u1ef3 v\u00e0 t\u1ef1 \u0111\u1ed9ng, th\u01b0\u1eddng l\u00e0 4 l\u1ea7n m\u1ed7i ng\u00e0y.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Nh\u1eadn t\u00edn hi\u1ec7u:<\/strong>\n<ul>\n<li>Thi\u1ebft b\u1ecb NAVTEX tr\u00ean t\u00e0u thu nh\u1eadn t\u00edn hi\u1ec7u v\u00e0 gi\u1ea3i m\u00e3 th\u00e0nh v\u0103n b\u1ea3n hi\u1ec3n th\u1ecb tr\u00ean m\u00e0n h\u00ecnh.<\/li>\n<li>Thuy\u1ec1n tr\u01b0\u1edfng ho\u1eb7c th\u1ee7y th\u1ee7 \u0111o\u00e0n c\u00f3 th\u1ec3 ch\u1ecdn l\u1ecdc c\u00e1c lo\u1ea1i th\u00f4ng tin c\u1ea7n thi\u1ebft d\u1ef1a tr\u00ean m\u00e3 nh\u1eadn di\u1ec7n c\u1ee7a t\u1eebng b\u1ea3n tin.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng:<\/strong>\n<ul>\n<li>NAVTEX ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 trong ph\u1ea1m vi kho\u1ea3ng <strong>200-400 h\u1ea3i l\u00fd <\/strong>t\u1eeb tr\u1ea1m ph\u00e1t, t\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft v\u00e0 \u0111\u1ecba h\u00ecnh.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<figure id=\"attachment_3560\" aria-describedby=\"caption-attachment-3560\" style=\"width: 697px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-3560 size-medium\" src=\"https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/NVX-3000-NAVTEX-RECEIVER-20240517-697x400.png\" alt=\"NAVTEX l\u00e0\" width=\"697\" height=\"400\" srcset=\"https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/NVX-3000-NAVTEX-RECEIVER-20240517-697x400.png 697w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/NVX-3000-NAVTEX-RECEIVER-20240517-768x440.png 768w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/NVX-3000-NAVTEX-RECEIVER-20240517-18x10.png 18w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/NVX-3000-NAVTEX-RECEIVER-20240517-510x292.png 510w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/NVX-3000-NAVTEX-RECEIVER-20240517.png 1252w\" sizes=\"(max-width: 697px) 100vw, 697px\" \/><figcaption id=\"caption-attachment-3560\" class=\"wp-caption-text\">NAVTEX l\u00e0<\/figcaption><\/figure>\n<h3><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i109.14b05171nGzw27\">Th\u00f4ng tin \u0111\u01b0\u1ee3c truy\u1ec1n qua m\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng tin h\u00e0ng h\u1ea3i t\u1ef1 \u0111\u1ed9ng:<\/strong><\/h3>\n<p>NAVTEX cung c\u1ea5p c\u00e1c lo\u1ea1i th\u00f4ng tin sau:<\/p>\n<ol start=\"1\">\n<li><strong>C\u1ea3nh b\u00e1o th\u1eddi ti\u1ebft:<\/strong>\n<ul>\n<li>D\u1ef1 b\u00e1o th\u1eddi ti\u1ebft bi\u1ec3n, c\u1ea3nh b\u00e1o b\u00e3o, \u00e1p th\u1ea5p nhi\u1ec7t \u0111\u1edbi.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Th\u00f4ng b\u00e1o h\u00e0ng h\u1ea3i (Notice to Mariners):<\/strong>\n<ul>\n<li>C\u1eadp nh\u1eadt v\u1ec1 c\u00e1c thay \u0111\u1ed5i li\u00ean quan \u0111\u1ebfn \u0111\u00e8n bi\u1ec3n, phao b\u00e1o hi\u1ec7u, lu\u1ed3ng l\u1ea1ch.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tin t\u1ee9c kh\u1ea9n c\u1ea5p:<\/strong>\n<ul>\n<li>B\u00e1o \u0111\u1ed9ng c\u1ee9u n\u1ea1n, t\u00ecm ki\u1ebfm c\u1ee9u h\u1ed9 (SAR).<\/li>\n<\/ul>\n<\/li>\n<li><strong>Th\u00f4ng tin an to\u00e0n kh\u00e1c:<\/strong>\n<ul>\n<li>Th\u00f4ng b\u00e1o v\u1ec1 c\u00e1c ho\u1ea1t \u0111\u1ed9ng qu\u00e2n s\u1ef1, kh\u1ea3o s\u00e1t bi\u1ec3n, ho\u1eb7c c\u00e1c m\u1ed1i nguy hi\u1ec3m ti\u1ec1m t\u00e0ng.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<div class=\"my-2\"><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i110.14b05171nGzw27\">M\u00e3 nh\u1eadn di\u1ec7n b\u1ea3n tin NAVTEX l\u00e0:<\/strong><\/div>\n<div>\n<p>M\u1ed7i b\u1ea3n tin NAVTEX \u0111\u01b0\u1ee3c g\u00e1n m\u1ed9t m\u00e3 nh\u1eadn di\u1ec7n g\u1ed3m m\u1ed9t ch\u1eef c\u00e1i v\u00e0 m\u1ed9t s\u1ed1, gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng ph\u00e2n lo\u1ea1i v\u00e0 ch\u1ecdn l\u1ecdc th\u00f4ng tin. V\u00ed d\u1ee5:<\/p>\n<ul>\n<li><strong>A <\/strong>: C\u1ea3nh b\u00e1o th\u1eddi ti\u1ebft kh\u1ea9n c\u1ea5p.<\/li>\n<li><strong>B <\/strong>: Th\u00f4ng b\u00e1o h\u00e0ng h\u1ea3i.<\/li>\n<li><strong>D <\/strong>: Tin t\u1ee9c c\u1ee9u h\u1ed9 v\u00e0 t\u00ecm ki\u1ebfm.<\/li>\n<li><strong>L <\/strong>: Th\u00f4ng tin b\u1ed5 sung (v\u00ed d\u1ee5: d\u1ef1 b\u00e1o b\u0103ng gi\u00e1).<\/li>\n<\/ul>\n<p>Thi\u1ebft b\u1ecb NAVTEX cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng ch\u1ecdn ch\u1ec9 nh\u1eadn nh\u1eefng lo\u1ea1i b\u1ea3n tin m\u00e0 h\u1ecd quan t\u00e2m.<\/p>\n<h3><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i111.14b05171nGzw27\">\u01afu \u0111i\u1ec3m c\u1ee7a NAVTEX l\u00e0:<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a:<\/strong>\n<ul>\n<li>H\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng t\u1ef1 \u0111\u1ed9ng, kh\u00f4ng c\u1ea7n can thi\u1ec7p th\u1ee7 c\u00f4ng \u0111\u1ec3 nh\u1eadn th\u00f4ng tin.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ti\u1ec7n l\u1ee3i:<\/strong>\n<ul>\n<li>Th\u00f4ng tin \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng v\u0103n b\u1ea3n, d\u1ec5 \u0111\u1ecdc v\u00e0 l\u01b0u tr\u1eef.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Chi ph\u00ed th\u1ea5p:<\/strong>\n<ul>\n<li>Thi\u1ebft b\u1ecb NAVTEX c\u00f3 gi\u00e1 th\u00e0nh h\u1ee3p l\u00fd v\u00e0 ti\u00eau th\u1ee5 \u00edt n\u0103ng l\u01b0\u1ee3ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh qu\u1ed1c t\u1ebf:<\/strong>\n<ul>\n<li>Theo C\u00f4ng \u01b0\u1edbc SOLAS, c\u00e1c t\u00e0u th\u01b0\u01a1ng m\u1ea1i v\u00e0 t\u00e0u kh\u00e1ch qu\u1ed1c t\u1ebf b\u1eaft bu\u1ed9c ph\u1ea3i l\u1eafp \u0111\u1eb7t NAVTEX \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i112.14b05171nGzw27\">H\u1ea1n ch\u1ebf c\u1ee7a NAVTEX l\u00e0:<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>Ph\u1ea1m vi gi\u1edbi h\u1ea1n:<\/strong>\n<ul>\n<li>M\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng tin h\u00e0ng h\u1ea3i t\u1ef1 \u0111\u1ed9ng ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 trong ph\u1ea1m vi <strong>200-400 h\u1ea3i l\u00fd <\/strong>t\u1eeb tr\u1ea1m ph\u00e1t, kh\u00f4ng ph\u00f9 h\u1ee3p cho c\u00e1c t\u00e0u ho\u1ea1t \u0111\u1ed9ng xa b\u1edd.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u:<\/strong>\n<ul>\n<li>Ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft ho\u1eb7c nhi\u1ec5u s\u00f3ng v\u00f4 tuy\u1ebfn.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Kh\u00f4ng ph\u1ee7 s\u00f3ng to\u00e0n c\u1ea7u:<\/strong>\n<ul>\n<li>Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c khu v\u1ef1c bi\u1ec3n \u0111\u1ec1u \u0111\u01b0\u1ee3c ph\u1ee7 s\u00f3ng b\u1edfi NAVTEX.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i113.14b05171nGzw27\">So s\u00e1nh NAVTEX v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c:<\/strong><\/h3>\n<div class=\"relative w-full group\">\n<div class=\"scrollbar-hidden relative whitespace-nowrap overflow-x-auto max-w-full rounded-lg\">\n<table class=\"table-auto w-full text-sm text-left text-gray-500 dark:text-gray-400 max-w-full rounded-xl\">\n<thead class=\"text-xs text-gray-700 uppercase bg-gray-50 dark:bg-gray-850 dark:text-gray-400 border-none\">\n<tr class=\"\">\n<th class=\"!px-2 !py-1.5 cursor-pointer select-none border border-gray-50 dark:border-gray-850\" scope=\"col\">\n<div class=\"flex gap-1.5 items-center\"><strong>H\u1ec7 th\u1ed1ng<\/strong><\/div>\n<\/th>\n<th class=\"!px-2 !py-1.5 cursor-pointer select-none border border-gray-50 dark:border-gray-850\" scope=\"col\">\n<div class=\"flex gap-1.5 items-center\"><strong>Ph\u1ea1m vi<\/strong><\/div>\n<\/th>\n<th class=\"!px-2 !py-1.5 cursor-pointer select-none border border-gray-50 dark:border-gray-850\" scope=\"col\">\n<div class=\"flex gap-1.5 items-center\"><strong>\u01afu \u0111i\u1ec3m<\/strong><\/div>\n<\/th>\n<th class=\"!px-2 !py-1.5 cursor-pointer select-none border border-gray-50 dark:border-gray-850\" scope=\"col\">\n<div class=\"flex gap-1.5 items-center\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong><\/div>\n<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"bg-white dark:bg-gray-900 dark:border-gray-850 text-xs\">\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\"><strong>NAVTEX<\/strong><\/div>\n<\/td>\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\">Ng\u1eafn (200-400 h\u1ea3i l\u00fd)<\/div>\n<\/td>\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\">D\u1ec5 s\u1eed d\u1ee5ng, chi ph\u00ed th\u1ea5p<\/div>\n<\/td>\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\">Ph\u1ea1m vi gi\u1edbi h\u1ea1n<\/div>\n<\/td>\n<\/tr>\n<tr class=\"bg-white dark:bg-gray-900 dark:border-gray-850 text-xs\">\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\"><strong>Inmarsat<\/strong><\/div>\n<\/td>\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\">To\u00e0n c\u1ea7u<\/div>\n<\/td>\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\">Ph\u1ee7 s\u00f3ng to\u00e0n c\u1ea7u, th\u00edch h\u1ee3p kh\u1ea9n c\u1ea5p<\/div>\n<\/td>\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\">Chi ph\u00ed cao<\/div>\n<\/td>\n<\/tr>\n<tr class=\"bg-white dark:bg-gray-900 dark:border-gray-850 text-xs\">\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\"><strong>HF NBDP<\/strong><\/div>\n<\/td>\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\">Trung b\u00ecnh \u0111\u1ebfn xa<\/div>\n<\/td>\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\">Ph\u1ee7 s\u00f3ng r\u1ed9ng, li\u00ean l\u1ea1c t\u1ea7m xa<\/div>\n<\/td>\n<td class=\"!px-2 !py-1.5 font-medium text-gray-900 dark:text-white w-max border border-gray-50 dark:border-gray-850\">\n<div class=\"flex\">Ph\u1ee9c t\u1ea1p, ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u k\u00e9m h\u01a1n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>NAVTEX l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng quan tr\u1ecdng trong ng\u00e0nh h\u00e0ng h\u1ea3i, cung c\u1ea5p th\u00f4ng tin an to\u00e0n h\u00e0ng h\u1ea3i m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng v\u00e0 \u0111\u00e1ng tin c\u1eady. \u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho t\u00e0u thuy\u1ec1n ho\u1ea1t \u0111\u1ed9ng trong ph\u1ea1m vi g\u1ea7n b\u1edd.<\/p>\n<h4>Hi v\u1ecdng b\u00e0i vi\u1ebft gi\u00fap b\u1ea1n hi\u1ec3u th\u00eam v\u1ec1 Navtex h\u00e0ng h\u00e3i, n\u1ebfu c\u1ea7n th\u00eam th\u00f4ng li\u00ean h\u1ec7 097 800 1968 (\u0110T\/ZALO) !<\/h4>\n<div>LINK<\/div>\n<div>\n<div><a href=\"https:\/\/www.dnv.com\/maritime\/ship-classification\/\" target=\"_blank\" rel=\"noopener\">DNV<\/a><\/div>\n<div><a href=\"https:\/\/ww2.eagle.org\/en.html\" target=\"_blank\" rel=\"noopener\">ABS<\/a><\/div>\n<div><a href=\"https:\/\/www.classnk.or.jp\/hp\/en\/index.html\" target=\"_blank\" rel=\"noopener\">NK<\/a><\/div>\n<div><a href=\"https:\/\/antoanhanghai.com\/en\/tieu-chuan-cho-phan-xa-radar-msc-510105\/\" target=\"_blank\" rel=\"noopener\">CCS<\/a><\/div>\n<div><a href=\"http:\/\/www.vr.org.vn\/\" target=\"_blank\" rel=\"noopener\">VR<\/a><\/div>\n<\/div>\n<div><a href=\"https:\/\/antoanhanghai.com\/en\/product\/navtex-nvx-3000\/\">Navtex ti\u00eau bi\u1ec3u<\/a><\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>NAVTEX NAVTEX l\u00e0 (vi\u1ebft t\u1eaft c\u1ee7a Navigational Telex ) l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng tin h\u00e0ng h\u1ea3i t\u1ef1 \u0111\u1ed9ng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t v\u00e0 nh\u1eadn c\u00e1c b\u1ea3n tin an to\u00e0n h\u00e0ng h\u1ea3i (Maritime Safety Information &#8211; MSI) qua s\u00f3ng v\u00f4 tuy\u1ebfn. NAVTEX cung c\u1ea5p th\u00f4ng tin quan tr\u1ecdng nh\u01b0 c\u1ea3nh b\u00e1o th\u1eddi ti\u1ebft, th\u00f4ng b\u00e1o h\u00e0ng h\u1ea3i (Notice to Mariners), v\u00e0 c\u00e1c th\u00f4ng tin kh\u1ea9n c\u1ea5p kh\u00e1c \u0111\u1ebfn t\u00e0u thuy\u1ec1n trong khu v\u1ef1c ho\u1ea1t \u0111\u1ed9ng. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng: Truy\u1ec1n t\u00edn hi\u1ec7u: C\u00e1c tr\u1ea1m b\u1edd ph\u00e1t t\u00edn hi\u1ec7u NAVTEX \u1edf b\u0103ng t\u1ea7n 518 kHz (ti\u1ebfng Anh qu\u1ed1c t\u1ebf) ho\u1eb7c 490 kHz (ng\u00f4n ng\u1eef \u0111\u1ecba ph\u01b0\u01a1ng). T\u00edn hi\u1ec7u \u0111\u01b0\u1ee3c ph\u00e1t theo \u0111\u1ecbnh k\u1ef3 v\u00e0 t\u1ef1 \u0111\u1ed9ng, th\u01b0\u1eddng l\u00e0 4 l\u1ea7n m\u1ed7i ng\u00e0y. Nh\u1eadn t\u00edn hi\u1ec7u: Thi\u1ebft b\u1ecb NAVTEX tr\u00ean t\u00e0u thu nh\u1eadn t\u00edn hi\u1ec7u v\u00e0 gi\u1ea3i m\u00e3 th\u00e0nh v\u0103n b\u1ea3n hi\u1ec3n th\u1ecb tr\u00ean m\u00e0n h\u00ecnh. Thuy\u1ec1n tr\u01b0\u1edfng ho\u1eb7c th\u1ee7y th\u1ee7 \u0111o\u00e0n c\u00f3 th\u1ec3 ch\u1ecdn l\u1ecdc c\u00e1c lo\u1ea1i th\u00f4ng tin c\u1ea7n thi\u1ebft d\u1ef1a tr\u00ean m\u00e3 nh\u1eadn di\u1ec7n c\u1ee7a t\u1eebng b\u1ea3n tin. Ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng: NAVTEX ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 trong ph\u1ea1m vi kho\u1ea3ng 200-400 h\u1ea3i l\u00fd t\u1eeb tr\u1ea1m ph\u00e1t, t\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft v\u00e0 \u0111\u1ecba h\u00ecnh. Th\u00f4ng tin \u0111\u01b0\u1ee3c truy\u1ec1n qua m\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng tin h\u00e0ng h\u1ea3i t\u1ef1 \u0111\u1ed9ng: NAVTEX cung c\u1ea5p c\u00e1c lo\u1ea1i th\u00f4ng tin sau: C\u1ea3nh b\u00e1o th\u1eddi ti\u1ebft: D\u1ef1 b\u00e1o th\u1eddi ti\u1ebft bi\u1ec3n, c\u1ea3nh b\u00e1o b\u00e3o, \u00e1p th\u1ea5p nhi\u1ec7t \u0111\u1edbi. Th\u00f4ng b\u00e1o h\u00e0ng h\u1ea3i (Notice to Mariners): C\u1eadp nh\u1eadt v\u1ec1 c\u00e1c thay \u0111\u1ed5i li\u00ean quan \u0111\u1ebfn \u0111\u00e8n bi\u1ec3n, phao b\u00e1o hi\u1ec7u, lu\u1ed3ng l\u1ea1ch. Tin t\u1ee9c kh\u1ea9n c\u1ea5p: B\u00e1o \u0111\u1ed9ng c\u1ee9u n\u1ea1n, t\u00ecm ki\u1ebfm c\u1ee9u h\u1ed9 (SAR). Th\u00f4ng tin an to\u00e0n kh\u00e1c: Th\u00f4ng b\u00e1o v\u1ec1 c\u00e1c ho\u1ea1t \u0111\u1ed9ng qu\u00e2n s\u1ef1, kh\u1ea3o s\u00e1t bi\u1ec3n, ho\u1eb7c c\u00e1c m\u1ed1i nguy hi\u1ec3m ti\u1ec1m t\u00e0ng. M\u00e3 nh\u1eadn di\u1ec7n b\u1ea3n tin NAVTEX l\u00e0: M\u1ed7i b\u1ea3n tin NAVTEX \u0111\u01b0\u1ee3c g\u00e1n m\u1ed9t m\u00e3 nh\u1eadn di\u1ec7n g\u1ed3m m\u1ed9t ch\u1eef c\u00e1i v\u00e0 m\u1ed9t s\u1ed1, gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng ph\u00e2n lo\u1ea1i v\u00e0 ch\u1ecdn l\u1ecdc th\u00f4ng tin. V\u00ed d\u1ee5: A : C\u1ea3nh b\u00e1o th\u1eddi ti\u1ebft kh\u1ea9n c\u1ea5p. B : Th\u00f4ng b\u00e1o h\u00e0ng h\u1ea3i. D : Tin t\u1ee9c c\u1ee9u h\u1ed9 v\u00e0 t\u00ecm ki\u1ebfm. L : Th\u00f4ng tin b\u1ed5 sung (v\u00ed d\u1ee5: d\u1ef1 b\u00e1o b\u0103ng gi\u00e1). Thi\u1ebft b\u1ecb NAVTEX cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng ch\u1ecdn ch\u1ec9 nh\u1eadn nh\u1eefng lo\u1ea1i b\u1ea3n tin m\u00e0 h\u1ecd quan t\u00e2m. \u01afu \u0111i\u1ec3m c\u1ee7a NAVTEX l\u00e0: T\u1ef1 \u0111\u1ed9ng h\u00f3a: H\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng t\u1ef1 \u0111\u1ed9ng, kh\u00f4ng c\u1ea7n can thi\u1ec7p th\u1ee7 c\u00f4ng \u0111\u1ec3 nh\u1eadn th\u00f4ng tin. Ti\u1ec7n l\u1ee3i: Th\u00f4ng tin \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng v\u0103n b\u1ea3n, d\u1ec5 \u0111\u1ecdc v\u00e0 l\u01b0u tr\u1eef. Chi ph\u00ed th\u1ea5p: Thi\u1ebft b\u1ecb NAVTEX c\u00f3 gi\u00e1 th\u00e0nh h\u1ee3p l\u00fd v\u00e0 ti\u00eau th\u1ee5 \u00edt n\u0103ng l\u01b0\u1ee3ng. Tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh qu\u1ed1c t\u1ebf: Theo C\u00f4ng \u01b0\u1edbc SOLAS, c\u00e1c t\u00e0u th\u01b0\u01a1ng m\u1ea1i v\u00e0 t\u00e0u kh\u00e1ch qu\u1ed1c t\u1ebf b\u1eaft bu\u1ed9c ph\u1ea3i l\u1eafp \u0111\u1eb7t NAVTEX \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n. H\u1ea1n ch\u1ebf c\u1ee7a NAVTEX l\u00e0: Ph\u1ea1m vi gi\u1edbi h\u1ea1n: M\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng tin h\u00e0ng h\u1ea3i t\u1ef1 \u0111\u1ed9ng ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 trong ph\u1ea1m vi 200-400 h\u1ea3i l\u00fd t\u1eeb tr\u1ea1m ph\u00e1t, kh\u00f4ng ph\u00f9 h\u1ee3p cho c\u00e1c t\u00e0u ho\u1ea1t \u0111\u1ed9ng xa b\u1edd. Ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u: Ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft ho\u1eb7c nhi\u1ec5u s\u00f3ng v\u00f4 tuy\u1ebfn. Kh\u00f4ng ph\u1ee7 s\u00f3ng to\u00e0n c\u1ea7u: Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c khu v\u1ef1c bi\u1ec3n \u0111\u1ec1u \u0111\u01b0\u1ee3c ph\u1ee7 s\u00f3ng b\u1edfi NAVTEX. So s\u00e1nh NAVTEX v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c: H\u1ec7 th\u1ed1ng Ph\u1ea1m vi \u01afu \u0111i\u1ec3m Nh\u01b0\u1ee3c \u0111i\u1ec3m NAVTEX Ng\u1eafn (200-400 h\u1ea3i l\u00fd) D\u1ec5 s\u1eed d\u1ee5ng, chi ph\u00ed th\u1ea5p Ph\u1ea1m vi gi\u1edbi h\u1ea1n Inmarsat To\u00e0n c\u1ea7u Ph\u1ee7 s\u00f3ng to\u00e0n c\u1ea7u, th\u00edch h\u1ee3p kh\u1ea9n c\u1ea5p Chi ph\u00ed cao HF NBDP Trung b\u00ecnh \u0111\u1ebfn xa Ph\u1ee7 s\u00f3ng r\u1ed9ng, li\u00ean l\u1ea1c t\u1ea7m xa Ph\u1ee9c t\u1ea1p, ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u k\u00e9m h\u01a1n NAVTEX l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng quan tr\u1ecdng trong ng\u00e0nh h\u00e0ng h\u1ea3i, cung c\u1ea5p th\u00f4ng tin an to\u00e0n h\u00e0ng h\u1ea3i m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng v\u00e0 \u0111\u00e1ng tin c\u1eady. \u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho t\u00e0u thuy\u1ec1n ho\u1ea1t \u0111\u1ed9ng trong ph\u1ea1m vi g\u1ea7n b\u1edd. Hi v\u1ecdng b\u00e0i vi\u1ebft gi\u00fap b\u1ea1n hi\u1ec3u th\u00eam v\u1ec1 Navtex h\u00e0ng h\u00e3i, n\u1ebfu c\u1ea7n th\u00eam th\u00f4ng li\u00ean h\u1ec7 097 800 1968 (\u0110T\/ZALO) ! LINK DNV ABS NK CCS VR Navtex ti\u00eau bi\u1ec3u &nbsp;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[158],"tags":[],"class_list":["post-3559","post","type-post","status-publish","format-standard","hentry","category-update-news"],"_links":{"self":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts\/3559","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/comments?post=3559"}],"version-history":[{"count":4,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts\/3559\/revisions"}],"predecessor-version":[{"id":3586,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts\/3559\/revisions\/3586"}],"wp:attachment":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/media?parent=3559"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/categories?post=3559"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/tags?post=3559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}