{"id":9709,"date":"2023-08-16T22:02:47","date_gmt":"2023-08-16T14:02:47","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=9709"},"modified":"2024-01-05T17:49:40","modified_gmt":"2024-01-05T09:49:40","slug":"msdy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/9709.html","title":{"rendered":"470mhz\u662f\u4ec0\u4e48\u610f\u601d"},"content":{"rendered":"\n

\u3000\u3000\u5728\u73b0\u4ee3\u65e0\u7ebf\u901a\u4fe1\u9886\u57df\u4e2d\uff0c\u9891\u7387\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u6982\u5ff5\u3002\u65e0\u7ebf\u8bbe\u5907\u7684\u9891\u7387\u51b3\u5b9a\u4e86\u5176\u6027\u80fd\u548c\u9002\u7528\u8303\u56f4\u3002470MHz\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u9891\u7387\uff0c\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8470MHz\u7684\u610f\u4e49\u3001\u5e94\u7528\u548c\u7279\u70b9\u3002\u5982\u679c\u60a8\u5bf9470MHz\u611f\u5230\u597d\u5947\uff0c\u90a3\u4e48\u8bf7\u7ee7\u7eed\u9605\u8bfb\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 470MHz\u7684\u610f\u4e49<\/h2>\n\n\n\n

\u3000\u3000470MHz\u662f\u6307\u7684\u9891\u7387\u8303\u56f4\uff0c\u5b83\u5c5e\u4e8e\u8d85\u9ad8\u9891(UHF)\u9891\u6bb5\u3002\u5728\u65e0\u7ebf\u901a\u4fe1\u4e2d\uff0c\u9891\u7387\u7684\u9009\u62e9\u5bf9\u4e8e\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u81f3\u5173\u91cd\u8981\u3002470MHz\u7684\u610f\u4e49\u5728\u4e8e\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u53ef\u7528\u4e8e\u8bb8\u591a\u4e0d\u540c\u5e94\u7528\u7684\u901a\u4fe1\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 470MHz\u7684\u5e94\u7528<\/h2>\n\n\n\n

\u3000\u30001. \u65e0\u7ebf\u7535\u5e7f\u64ad<\/h3>\n\n\n\n

\u3000\u3000\u5728\u5e7f\u64ad\u9886\u57df\uff0c470MHz\u9891\u6bb5\u7528\u4e8e\u65e0\u7ebf\u7535\u5e7f\u64ad\u3002\u8fd9\u79cd\u5e7f\u64ad\u65b9\u5f0f\u53ef\u4ee5\u8986\u76d6\u8f83\u5927\u7684\u5730\u7406\u8303\u56f4\uff0c\u5e76\u4e14\u9002\u7528\u4e8e\u4e0d\u540c\u7c7b\u578b\u7684\u5e7f\u64ad\u5185\u5bb9\uff0c\u5982\u97f3\u4e50\u3001\u65b0\u95fb\u548c\u5a31\u4e50\u8282\u76ee\u3002\u901a\u8fc7470MHz\u9891\u6bb5\u8fdb\u884c\u5e7f\u64ad\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u8d28\u91cf\u7684\u97f3\u9891\u4f20\u8f93\u548c\u5e7f\u6cdb\u7684\u8986\u76d6\u8303\u56f4\u3002<\/p>\n\n\n\n

\u3000\u30002. \u65e0\u7ebf\u7535\u901a\u4fe1<\/h3>\n\n\n\n

\u3000\u3000470MHz\u9891\u6bb5\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u65e0\u7ebf\u7535\u901a\u4fe1\u4e2d\u3002\u4f8b\u5982\uff0c\u65e0\u7ebf\u5bf9\u8bb2\u673a\u548c\u65e0\u7ebf\u9ea6\u514b\u98ce\u7b49\u8bbe\u5907\u53ef\u4ee5\u4f7f\u7528470MHz\u9891\u6bb5\u8fdb\u884c\u77ed\u8ddd\u79bb\u901a\u4fe1\u3002\u8fd9\u79cd\u901a\u4fe1\u65b9\u5f0f\u5728\u73b0\u4ee3\u751f\u6d3b\u4e2d\u975e\u5e38\u5e38\u89c1\uff0c\u4f8b\u5982\u5728\u5de5\u5382\u3001\u5b66\u6821\u548c\u4f53\u80b2\u573a\u9986\u7b49\u573a\u6240\u3002<\/p>\n\n\n\n

\u3000\u30003. \u65e0\u7ebf\u6570\u636e\u4f20\u8f93<\/h3>\n\n\n\n

\u3000\u3000\u9664\u4e86\u8bed\u97f3\u901a\u4fe1\u5916\uff0c470MHz\u9891\u6bb5\u8fd8\u53ef\u7528\u4e8e\u65e0\u7ebf\u6570\u636e\u4f20\u8f93\u3002\u4f8b\u5982\uff0c\u65e0\u7ebf\u4f20\u611f\u5668\u7f51\u7edc\u548c\u7269\u8054\u7f51\u8bbe\u5907\u53ef\u4ee5\u4f7f\u7528470MHz\u9891\u6bb5\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002\u8fd9\u79cd\u9891\u7387\u8303\u56f4\u63d0\u4f9b\u4e86\u8f83\u597d\u7684\u7a7f\u900f\u80fd\u529b\u548c\u8f83\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u9002\u7528\u4e8e\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u7684\u4f20\u611f\u5668\u6570\u636e\u6536\u96c6\u548c\u76d1\u6d4b\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e09\u3001 470MHz\u7684\u7279\u70b9<\/h2>\n\n\n\n

\u3000\u30001. \u7a7f\u900f\u80fd\u529b\u5f3a<\/h3>\n\n\n\n

\u3000\u3000470MHz\u9891\u6bb5\u5177\u6709\u8f83\u597d\u7684\u7a7f\u900f\u80fd\u529b\uff0c\u53ef\u4ee5\u7a7f\u900f\u4e00\u4e9b\u969c\u788d\u7269\uff0c\u5982\u5899\u58c1\u548c\u5efa\u7b51\u7269\u3002\u8fd9\u79cd\u7279\u70b9\u4f7f\u5f97470MHz\u9891\u6bb5\u975e\u5e38\u9002\u5408\u4e8e\u5ba4\u5185\u548c\u57ce\u5e02\u73af\u5883\u4e2d\u7684\u901a\u4fe1\u9700\u6c42\u3002<\/p>\n\n\n\n

\u3000\u30002. \u4f20\u8f93\u8ddd\u79bb\u8f83\u957f<\/h3>\n\n\n\n

\u3000\u3000\u76f8\u6bd4\u4e8e\u4e00\u4e9b\u9ad8\u9891\u9891\u6bb5\uff0c470MHz\u9891\u6bb5\u7684\u4f20\u8f93\u8ddd\u79bb\u8f83\u957f\u3002\u8fd9\u662f\u56e0\u4e3a\u8f83\u4f4e\u7684\u9891\u7387\u5bf9\u4e8e\u4fe1\u53f7\u7684\u4f20\u64ad\u5177\u6709\u8f83\u597d\u7684\u7279\u6027\u3002\u56e0\u6b64\uff0c470MHz\u9891\u6bb5\u53ef\u4ee5\u5728\u66f4\u5927\u7684\u8303\u56f4\u5185\u8fdb\u884c\u901a\u4fe1\uff0c\u8fd9\u5bf9\u4e8e\u9700\u8981\u8986\u76d6\u5e7f\u6cdb\u533a\u57df\u7684\u5e94\u7528\u975e\u5e38\u6709\u7528\u3002<\/p>\n\n\n\n

\u3000\u30003. \u6297\u5e72\u6270\u80fd\u529b\u5f3a<\/h3>\n\n\n\n

\u3000\u3000\u7531\u4e8e470MHz\u9891\u6bb5\u7684\u4f7f\u7528\u8f83\u4e3a\u5e7f\u6cdb\uff0c\u56e0\u6b64\u5b83\u5728\u6297\u5e72\u6270\u80fd\u529b\u65b9\u9762\u8868\u73b0\u51fa\u8272\u3002\u76f8\u6bd4\u4e8e\u4e00\u4e9b\u5176\u4ed6\u9891\u6bb5\uff0c470MHz\u9891\u6bb5\u7684\u5e72\u6270\u8f83\u5c11\uff0c\u6709\u52a9\u4e8e\u63d0\u9ad8\u901a\u4fe1\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u7ed3\u8bba\uff1a<\/h2>\n\n\n\n

\u3000\u3000470MHz\u9891\u6bb5\u5728\u65e0\u7ebf\u901a\u4fe1\u9886\u57df\u626e\u6f14\u7740\u91cd\u8981\u7684\u89d2\u8272\u3002\u5b83\u5e7f\u6cdb\u5e94\u7528\u4e8e\u65e0\u7ebf\u5e7f\u64ad\u3001\u65e0\u7ebf\u901a\u4fe1\u548c\u65e0\u7ebf\u6570\u636e\u4f20\u8f93\u7b49\u9886\u57df\u3002470MHz\u9891\u6bb5\u5177\u6709\u7a7f\u900f\u80fd\u529b\u5f3a\u3001\u4f20\u8f93\u8ddd\u79bb\u8f83\u957f\u548c\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u7b49\u7279\u70b9<\/strong>\u3002\u968f\u7740\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c470MHz\u9891\u6bb5\u5c06\u7ee7\u7eed\u53d1\u6325\u91cd\u8981\u4f5c\u7528\uff0c\u5e76\u4e3a\u4eba\u4eec\u7684\u65e5\u5e38\u751f\u6d3b\u5e26\u6765\u66f4\u591a\u4fbf\u5229\u548c\u53ef\u80fd\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

470MHz\u662f\u4e00\u4e2a\u9891\u7387\uff0c\u5b83\u662f\u6307\u7535\u6ce2\u7684\u9891\u7387\uff0c\u4e5f\u53ef\u4ee5\u79f0\u4e4b\u4e3a\u6ce2\u957f\u3002\u5b83\u53ef\u4ee5\u7528\u6765\u4f20\u8f93\u4fe1\u53f7\uff0c\u4e5f\u53ef\u4ee5\u7528\u6765\u4f20\u8f93\u6570\u636e\u3002\u672c\u6587\u5c06\u8ba8\u8bba470MHz\u7684\u9891\u7387\u662f\u591a\u8fdc\uff0c\u4ee5\u53ca\u5b83\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n

470M<\/p>\n","protected":false},"author":1,"featured_media":3671,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[221],"class_list":["post-9709","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-470mhz"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/9709","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=9709"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/9709\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/3671"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=9709"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=9709"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=9709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}