{"id":304,"date":"2025-04-27T17:37:09","date_gmt":"2025-04-27T09:37:09","guid":{"rendered":"https:\/\/www.bihec.com\/2j-antennas\/?p=304"},"modified":"2025-04-27T17:37:09","modified_gmt":"2025-04-27T09:37:09","slug":"2jantennas-2j0504-c20n%e5%a4%a9%e7%ba%bf-%e8%9c%82%e7%aa%9d%e5%85%a8%e5%90%91%e5%8d%95%e6%9e%81%e6%8e%a5%e5%9c%b0%e5%b9%b3%e9%9d%a2%e7%9b%b8%e5%85%b3%e5%a4%a9%e7%ba%bf-%e5%8d%95%e6%9e%81%e5%a4%a9","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/2j-antennas\/2jantennas-2j0504-c20n%e5%a4%a9%e7%ba%bf-%e8%9c%82%e7%aa%9d%e5%85%a8%e5%90%91%e5%8d%95%e6%9e%81%e6%8e%a5%e5%9c%b0%e5%b9%b3%e9%9d%a2%e7%9b%b8%e5%85%b3%e5%a4%a9%e7%ba%bf-%e5%8d%95%e6%9e%81%e5%a4%a9\/","title":{"rendered":"2JAntennas 2J0504-C20N\u5929\u7ebf \u8702\u7a9d\u5168\u5411\u5355\u6781\u63a5\u5730\u5e73\u9762\u76f8\u5173\u5929\u7ebf \u5355\u6781\u5929\u7ebf \u63a5\u5730\u5e73\u9762\u76f8\u5173 \u5c0f\u578b\u5929\u7ebf"},"content":{"rendered":"<h2>2J0504-C20N \u5929\u7ebf<\/h2>\n<p class=\"h5 mb-3\"><a href=\"https:\/\/www.bihec.com\/2j-antennas\/tag\/%e8%9c%82%e7%aa%9d%e5%85%a8%e5%90%91%e5%8d%95%e6%9e%81%e6%8e%a5%e5%9c%b0%e5%b9%b3%e9%9d%a2%e7%9b%b8%e5%85%b3%e5%a4%a9%e7%ba%bf\/\" title=\"View all posts in \u8702\u7a9d\u5168\u5411\u5355\u6781\u63a5\u5730\u5e73\u9762\u76f8\u5173\u5929\u7ebf\" target=\"_blank\">\u8702\u7a9d\u5168\u5411\u5355\u6781\u63a5\u5730\u5e73\u9762\u76f8\u5173\u5929\u7ebf<\/a><\/p>\n<h2 class=\"h3\">\u4e3b\u8981\u7279\u70b9<\/h2>\n<div class=\"d-flex flex-wrap\">\n<div class=\"tag tag--checked\"><a href=\"https:\/\/www.bihec.com\/2j-antennas\/tag\/%e5%8d%95%e6%9e%81%e5%a4%a9%e7%ba%bf\/\" title=\"View all posts in \u5355\u6781\u5929\u7ebf\" target=\"_blank\">\u5355\u6781\u5929\u7ebf<\/a><\/div>\n<div class=\"tag tag--checked\"><a href=\"https:\/\/www.bihec.com\/2j-antennas\/tag\/%e6%8e%a5%e5%9c%b0%e5%b9%b3%e9%9d%a2%e7%9b%b8%e5%85%b3\/\" title=\"View all posts in \u63a5\u5730\u5e73\u9762\u76f8\u5173\" target=\"_blank\">\u63a5\u5730\u5e73\u9762\u76f8\u5173<\/a><\/div>\n<div class=\"tag tag--checked\">2.0 dBi 3G 2G \u5cf0\u503c\u589e\u76ca<\/div>\n<div class=\"tag tag--checked\">\u5c0f\u578b<\/div>\n<div class=\"tag tag--checked\">\u9632\u6c34\u89e3\u51b3\u65b9\u6848\u57ab\u7247<\/div>\n<h3>\u5e94\u7528<\/h3>\n<div>\n\u79fb\u52a8\u7f51\u7edc\u3001\u8702\u7a9d\u7f51\u7edc\u3001\u673a\u5668\u63a7\u5236\u3001\u53ef\u7a7f\u6234\u8bbe\u5907\u3001\u8d44\u4ea7\u8ddf\u8e2a\u548c\u5b89\u5168\u3001\u6c11\u4e8b\u5e94\u7528\u3001\u6c7d\u8f66\u3001\u7535\u4fe1\u3001\u5bbd\u5e26\u901a\u4fe1\u3001\u65e0\u7ebf\u5b89\u5168\u7cfb\u7edf\u3001\u80fd\u6e90\u76d1\u63a7\u3001\u7a7a\u6c14\u8d28\u91cf\u548c\u6c61\u67d3\u76d1\u6d4b\u3001\u9065\u6d4b\/\u8fdc\u7a0b\u4fe1\u606f\u5904\u7406<\/div>\n<\/div>\n<table>\n<thead>\n<tr>\n<th><strong>\u53c2\u6570<\/strong><\/th>\n<th><strong>\u89c4\u683c<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u652f\u6301\u5236\u5f0f<\/strong><\/td>\n<td>2G\u30013G<\/td>\n<\/tr>\n<tr>\n<td><strong>\u9891\u7387\u8303\u56f4 (MHz)<\/strong><\/td>\n<td>824-960\u30011710-2170<\/td>\n<\/tr>\n<tr>\n<td><strong>\u9a7b\u6ce2\u6bd4 (VSWR)<\/strong><\/td>\n<td>~1.7:1\uff08824-960\uff09\u3001~3.1:1\uff081710-2170\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6548\u7387 (%)<\/strong><\/td>\n<td>~60.7\uff08824-960\uff09\u3001~48.6\uff081710-2170\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5cf0\u503c\u589e\u76ca (dBi)<\/strong><\/td>\n<td>~0.6\uff08824-960\uff09\u3001~2.0\uff081710-2170\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u963b\u6297 (\u03a9)<\/strong><\/td>\n<td>50<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6781\u5316\u65b9\u5f0f<\/strong><\/td>\n<td>\u7ebf\u6027\u6781\u5316<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6700\u5927\u8f93\u5165\u529f\u7387 (W)<\/strong><\/td>\n<td>25<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p id=\"HUMPDDZ\"><img loading=\"lazy\" width=\"315\" height=\"255\" class=\"alignnone size-full wp-image-305 \" src=\"https:\/\/www.bihec.com\/2j-antennas\/wp-content\/uploads\/sites\/2110\/2025\/04\/img_680df5ef43e40.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/2j-antennas\/wp-content\/uploads\/sites\/2110\/2025\/04\/img_680df5ef43e40.png 315w, https:\/\/www.bihec.com\/2j-antennas\/wp-content\/uploads\/sites\/2110\/2025\/04\/img_680df5ef43e40-300x243.png 300w\" sizes=\"(max-width: 315px) 100vw, 315px\" \/><\/p>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/2j-antennas\/tag\/2j0504-c20n%e5%a4%a9%e7%ba%bf\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 8pt;\" aria-label=\"2J0504-C20N\u5929\u7ebf (1\u4e2a\u9879\u76ee)\">2J0504-C20N\u5929\u7ebf<\/a>\n<a href=\"https:\/\/www.bihec.com\/2j-antennas\/tag\/2jantennas\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 22pt;\" aria-label=\"2JAntennas (20\u4e2a\u9879\u76ee)\">2JAntennas<\/a>\n<a href=\"https:\/\/www.bihec.com\/2j-antennas\/tag\/%e5%8d%95%e6%9e%81%e5%a4%a9%e7%ba%bf\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-3\" style=\"font-size: 20.352941176471pt;\" aria-label=\"\u5355\u6781\u5929\u7ebf (15\u4e2a\u9879\u76ee)\">\u5355\u6781\u5929\u7ebf<\/a>\n<a href=\"https:\/\/www.bihec.com\/2j-antennas\/tag\/%e5%b0%8f%e5%9e%8b%e5%a4%a9%e7%ba%bf\/\" class=\"tag-cloud-link tag-link-3 tag-link-position-4\" style=\"font-size: 10.470588235294pt;\" aria-label=\"\u5c0f\u578b\u5929\u7ebf (2\u4e2a\u9879\u76ee)\">\u5c0f\u578b\u5929\u7ebf<\/a>\n<a href=\"https:\/\/www.bihec.com\/2j-antennas\/tag\/%e6%8e%a5%e5%9c%b0%e5%b9%b3%e9%9d%a2%e7%9b%b8%e5%85%b3\/\" class=\"tag-cloud-link tag-link-4 tag-link-position-5\" style=\"font-size: 15.549019607843pt;\" aria-label=\"\u63a5\u5730\u5e73\u9762\u76f8\u5173 (6\u4e2a\u9879\u76ee)\">\u63a5\u5730\u5e73\u9762\u76f8\u5173<\/a>\n<a href=\"https:\/\/www.bihec.com\/2j-antennas\/tag\/%e8%9c%82%e7%aa%9d%e5%85%a8%e5%90%91%e5%8d%95%e6%9e%81%e6%8e%a5%e5%9c%b0%e5%b9%b3%e9%9d%a2%e7%9b%b8%e5%85%b3%e5%a4%a9%e7%ba%bf\/\" class=\"tag-cloud-link tag-link-5 tag-link-position-6\" style=\"font-size: 8pt;\" aria-label=\"\u8702\u7a9d\u5168\u5411\u5355\u6781\u63a5\u5730\u5e73\u9762\u76f8\u5173\u5929\u7ebf (1\u4e2a\u9879\u76ee)\">\u8702\u7a9d\u5168\u5411\u5355\u6781\u63a5\u5730\u5e73\u9762\u76f8\u5173\u5929\u7ebf<\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>2J0504-C20N \u5929\u7ebf \u8702\u7a9d\u5168\u5411\u5355\u6781\u63a5\u5730\u5e73\u9762\u76f8\u5173\u5929\u7ebf \u4e3b\u8981\u7279\u70b9 \u5355\u6781\u5929\u7ebf \u63a5\u5730\u5e73\u9762\u76f8\u5173 2.0 dBi 3G 2G \u5cf0\u503c\u589e\u76ca \u5c0f\u578b \u9632\u6c34\u89e3\u51b3\u65b9\u6848\u57ab\u7247 \u5e94\u7528 \u79fb\u52a8\u7f51\u7edc\u3001\u8702\u7a9d\u7f51\u7edc <\/p>\n","protected":false},"author":39,"featured_media":305,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[4],"tags":[61,16,15,38,37,62],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.5 - 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