{"id":3711,"date":"2023-06-16T21:36:43","date_gmt":"2023-06-16T13:36:43","guid":{"rendered":"\/\/www.dealsbon.com\/?p=3711"},"modified":"2023-06-16T21:41:41","modified_gmt":"2023-06-16T13:41:41","slug":"spdljqddyzbb","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/3711.html","title":{"rendered":"\u5c04\u9891\u7535\u8fde\u63a5\u5668\u7684\u7535\u538b\u9a7b\u6ce2\u6bd4"},"content":{"rendered":"\n

\u3000\u3000\u5c04\u9891\u7535\u8fde\u63a5\u5668<\/strong>\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8e\u901a\u4fe1\u3001\u7535\u5b50\u3001\u822a\u7a7a\u822a\u5929\u7b49\u9886\u57df\u7684\u7535\u5b50\u5143\u5668\u4ef6\uff0c\u5176\u4e3b\u8981\u4f5c\u7528\u662f\u8fde\u63a5\u4e0d\u540c\u7684\u5c04\u9891\u5668\u4ef6\uff0c\u540c\u65f6\u4fdd\u8bc1\u9ad8\u9891\u4fe1\u53f7\u4f20\u8f93\u7684\u8d28\u91cf\u548c\u7a33\u5b9a\u6027\u3002\u800c\u5176\u4e2d\u4e00\u4e2a\u91cd\u8981\u7684\u6027\u80fd\u6307\u6807\u5c31\u662f\u7535\u538b\u9a7b\u6ce2\u6bd4\uff0c\u672c\u6587\u5c06\u5bf9\u5c04\u9891\u7535\u8fde\u63a5\u5668\u7684\u7535\u538b\u9a7b\u6ce2\u6bd4\u8fdb\u884c\u8be6\u7ec6\u4ecb\u7ecd\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u5b9a\u4e49<\/h2>\n\n\n\n

\u3000\u3000\u7535\u538b\u9a7b\u6ce2\u6bd4(Voltage Standing Wave Ratio\uff0cVSWR)\u662f\u6307\u5c04\u9891\u4fe1\u53f7\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\uff0c\u53cd\u5c04\u6ce2\u4e0e\u6b63\u5411\u6ce2\u4e4b\u95f4\u7684\u6bd4\u503c\u3002\u5728\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u5c04\u9891\u4fe1\u53f7\u5e94\u8be5\u5b8c\u5168\u88ab\u4f20\u8f93\u5230\u76ee\u7684\u5730\uff0c\u5e76\u88ab\u8d1f\u8f7d\u5b8c\u5168\u5438\u6536\uff0c\u4e0d\u4f1a\u6709\u53cd\u5c04\u6ce2\u7684\u4ea7\u751f\u3002\u4f46\u662f\u5728\u5b9e\u9645\u60c5\u51b5\u4e0b\uff0c\u7531\u4e8e\u5c04\u9891\u4fe1\u53f7\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4f1a\u53d7\u5230\u5404\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5982\u7ebf\u8def\u7684\u963b\u6297\u4e0d\u5339\u914d\u3001\u4fe1\u53f7\u8870\u51cf\u3001\u4fe1\u53f7\u5e72\u6270\u7b49\uff0c\u90fd\u4f1a\u5bfc\u81f4\u4fe1\u53f7\u7684\u53cd\u5c04\u548c\u8870\u51cf\u3002\u800c\u7535\u538b\u9a7b\u6ce2\u6bd4\u5c31\u662f\u7528\u6765\u63cf\u8ff0\u8fd9\u79cd\u53cd\u5c04\u548c\u8870\u51cf\u7684\u6027\u80fd\u6307\u6807\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u8ba1\u7b97\u65b9\u6cd5<\/h2>\n\n\n\n

\u3000\u3000\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u8ba1\u7b97\u65b9\u6cd5\u662f\u901a\u8fc7\u6d4b\u91cf\u53cd\u5c04\u7cfb\u6570\u6765\u5f97\u5230\u7684\u3002\u53cd\u5c04\u7cfb\u6570\u662f\u6307\u53cd\u5c04\u6ce2\u4e0e\u6b63\u5411\u6ce2\u4e4b\u95f4\u7684\u6bd4\u503c\uff0c\u53ef\u4ee5\u901a\u8fc7\u53cd\u5c04\u4eea\u6216\u7f51\u7edc\u5206\u6790\u4eea\u8fdb\u884c\u6d4b\u91cf\u3002\u800c\u7535\u538b\u9a7b\u6ce2\u6bd4\u548c\u53cd\u5c04\u7cfb\u6570\u4e4b\u95f4\u7684\u5173\u7cfb\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\u3000\u3000VSWR = (1+|\u0393|)\/(1-|\u0393|)<\/strong><\/p>\n\n\n\n

\u3000\u3000\u5176\u4e2d\uff0c\u0393\u662f\u53cd\u5c04\u7cfb\u6570\uff0c|\u0393|\u662f\u5176\u7edd\u5bf9\u503c\u3002\u5f53\u53cd\u5c04\u7cfb\u6570\u4e3a0\u65f6\uff0c\u7535\u538b\u9a7b\u6ce2\u6bd4\u4e3a1.\u8868\u793a\u4fe1\u53f7\u5b8c\u5168\u88ab\u5438\u6536\uff0c\u4e0d\u4f1a\u6709\u53cd\u5c04\u6ce2\u7684\u4ea7\u751f;\u5f53\u53cd\u5c04\u7cfb\u6570\u4e3a1\u65f6\uff0c\u7535\u538b\u9a7b\u6ce2\u6bd4\u4e3a\u65e0\u7a77\u5927\uff0c\u8868\u793a\u4fe1\u53f7\u5b8c\u5168\u88ab\u53cd\u5c04\uff0c\u6ca1\u6709\u4fe1\u53f7\u4f20\u8f93\u5230\u76ee\u7684\u5730\u3002<\/strong><\/p>\n\n\n\n

\u3000\u3000\u4e09\u3001\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u5f71\u54cd\u56e0\u7d20<\/h2>\n\n\n\n

\u3000\u30001.\u8fde\u63a5\u5668\u7684\u963b\u6297\u5339\u914d\u6027<\/h3>\n\n\n\n

\u3000\u3000\u5c04\u9891\u7535\u8fde\u63a5\u5668\u7684\u963b\u6297\u5339\u914d\u6027\u662f\u5f71\u54cd\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u91cd\u8981\u56e0\u7d20\u3002\u5982\u679c\u8fde\u63a5\u5668\u7684\u963b\u6297\u4e0e\u7ebf\u8def\u7684\u963b\u6297\u4e0d\u5339\u914d\uff0c\u5c31\u4f1a\u4ea7\u751f\u53cd\u5c04\u6ce2\uff0c\u4ece\u800c\u5bfc\u81f4\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u5347\u9ad8\u3002<\/p>\n\n\n\n

\u3000\u30002.\u8fde\u63a5\u5668\u7684\u8d28\u91cf<\/h3>\n\n\n\n

\u3000\u3000\u8fde\u63a5\u5668\u7684\u8d28\u91cf\u4e5f\u4f1a\u5f71\u54cd\u7535\u538b\u9a7b\u6ce2\u6bd4\u3002\u5982\u679c\u8fde\u63a5\u5668\u7684\u63a5\u89e6\u4e0d\u826f\u6216\u677e\u52a8\uff0c\u5c31\u4f1a\u5bfc\u81f4\u4fe1\u53f7\u7684\u53cd\u5c04\u548c\u8870\u51cf\uff0c\u4ece\u800c\u5f71\u54cd\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n

\u3000\u30003.\u8fde\u63a5\u5668\u7684\u9891\u7387\u54cd\u5e94<\/h3>\n\n\n\n

\u3000\u3000\u8fde\u63a5\u5668\u7684\u9891\u7387\u54cd\u5e94\u4e5f\u662f\u5f71\u54cd\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u56e0\u7d20\u4e4b\u4e00\u3002\u7531\u4e8e\u5c04\u9891\u4fe1\u53f7\u7684\u9891\u7387\u8303\u56f4\u5f88\u5e7f\uff0c\u5982\u679c\u8fde\u63a5\u5668\u5728\u67d0\u4e9b\u9891\u6bb5\u7684\u4f20\u8f93\u6027\u80fd\u4e0d\u4f73\uff0c\u5c31\u4f1a\u5bfc\u81f4\u4fe1\u53f7\u7684\u53cd\u5c04\u548c\u8870\u51cf\uff0c\u4ece\u800c\u5f71\u54cd\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n

\u3000\u3000\u56db\u3001\u5982\u4f55\u4f18\u5316\u7535\u538b\u9a7b\u6ce2\u6bd4<\/h2>\n\n\n\n

\u3000\u30001.\u9009\u62e9\u5408\u9002\u7684\u8fde\u63a5\u5668<\/h3>\n\n\n\n

\u3000\u3000\u9009\u62e9\u5408\u9002\u7684\u8fde\u63a5\u5668\u662f\u4f18\u5316\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u5173\u952e\u3002\u5e94\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u9009\u62e9\u4e0d\u540c\u7c7b\u578b\u7684\u8fde\u63a5\u5668\uff0c\u540c\u65f6\u8981\u786e\u4fdd\u5176\u963b\u6297\u5339\u914d\u6027\u3001\u8d28\u91cf\u548c\u9891\u7387\u54cd\u5e94\u7b49\u6027\u80fd\u6307\u6807\u7b26\u5408\u8981\u6c42\u3002<\/p>\n\n\n\n

\u3000\u30002.\u4fdd\u8bc1\u8fde\u63a5\u5668\u7684\u63a5\u89e6\u826f\u597d<\/h3>\n\n\n\n

\u3000\u3000\u4fdd\u8bc1\u8fde\u63a5\u5668\u7684\u63a5\u89e6\u826f\u597d\u4e5f\u662f\u4f18\u5316\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u91cd\u8981\u63aa\u65bd\u3002\u5e94\u5b9a\u671f\u68c0\u67e5\u8fde\u63a5\u5668\u7684\u63a5\u89e6\u60c5\u51b5\uff0c\u786e\u4fdd\u5176\u7d27\u56fa\u548c\u7a33\u5b9a\u3002<\/p>\n\n\n\n

\u3000\u30003.\u4f18\u5316\u7ebf\u8def\u7684\u963b\u6297\u5339\u914d<\/h3>\n\n\n\n

\u3000\u3000\u4f18\u5316\u7ebf\u8def\u7684\u963b\u6297\u5339\u914d\u4e5f\u662f\u4f18\u5316\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u91cd\u8981\u624b\u6bb5\u3002\u5e94\u6839\u636e\u7ebf\u8def\u7684\u7279\u6027\u9009\u62e9\u5408\u9002\u7684\u963b\u6297\u5339\u914d\u65b9\u5f0f\uff0c\u786e\u4fdd\u4fe1\u53f7\u7684\u4f20\u8f93\u8d28\u91cf\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e94\u3001\u7ed3\u8bba<\/h2>\n\n\n\n

\u3000\u3000\u7535\u538b\u9a7b\u6ce2\u6bd4\u662f\u5c04\u9891\u7535\u8fde\u63a5\u5668\u7684\u4e00\u4e2a\u91cd\u8981\u6027\u80fd\u6307\u6807\uff0c\u5176\u5927\u5c0f\u76f4\u63a5\u5f71\u54cd\u5230\u4fe1\u53f7\u7684\u4f20\u8f93\u8d28\u91cf\u548c\u7a33\u5b9a\u6027\u3002<\/strong>\u672c\u6587\u4ecb\u7ecd\u4e86\u7535\u538b\u9a7b\u6ce2\u6bd4\u7684\u5b9a\u4e49\u3001\u8ba1\u7b97\u65b9\u6cd5\u3001\u5f71\u54cd\u56e0\u7d20\u548c\u4f18\u5316\u63aa\u65bd\uff0c\u5e0c\u671b\u5bf9\u8bfb\u8005\u4e86\u89e3\u5c04\u9891\u7535\u8fde\u63a5\u5668\u7684\u7535\u538b\u9a7b\u6ce2\u6bd4\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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