{"id":225,"date":"2024-12-20T11:07:57","date_gmt":"2024-12-20T03:07:57","guid":{"rendered":"https:\/\/www.bihec.com\/ah-systems\/?p=225"},"modified":"2024-12-20T11:07:57","modified_gmt":"2024-12-20T03:07:57","slug":"%e7%be%8e%e5%9b%bda-h-systems-sas-540%e7%b3%bb%e5%88%97%e5%8f%8c%e9%94%a5%e5%bd%a2%e5%a4%a9%e7%ba%bf20mhz-18ghz","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/ah-systems\/%e7%be%8e%e5%9b%bda-h-systems-sas-540%e7%b3%bb%e5%88%97%e5%8f%8c%e9%94%a5%e5%bd%a2%e5%a4%a9%e7%ba%bf20mhz-18ghz\/","title":{"rendered":"\u7f8e\u56fdA.H.Systems SAS-540\u7cfb\u5217\u53cc\u9525\u5f62\u5929\u7ebf20MHz-18GHz"},"content":{"rendered":"
\u7f8e\u56fdA.H.Systems SAS-540\u7cfb\u5217\u53cc\u9525\u5f62\u5929\u7ebf20MHz-18GHz<\/a><\/strong><\/p>\n \u591a\u5e74\u6765\uff0c\u5927\u591a\u6570\u6807\u51c6\u90fd\u8981\u6c42\u4f7f\u7528\u8bbe\u7f6e\u4e3a 80 MHz \u4ee5\u4e0a\u9891\u7387\u7684\u534a\u6ce2\u5076\u6781\u5b50\u5929\u7ebf\u3002\u7136\u800c\uff0c\u4e3a\u4e86\u51cf\u5c11\u6d4b\u8bd5\u65f6\u95f4\uff0c\u5f00\u59cb\u63a5\u53d7\u5bbd\u5e26\u5929\u7ebf<\/a>\uff0c\u4f8b\u5982\u53cc\u5706\u9525\u5929\u7ebf<\/a>\u548c\u5bf9\u6570\u5468\u671f\u5929\u7ebf<\/a>\u3002\u4e0e\u534a\u6ce2\u5076\u6781\u5b50\u76f8\u6bd4\uff0c\u5bbd\u5e26\u5929\u7ebf\u51cf\u5c11\u4e86\u6d4b\u8bd5\u65f6\u95f4\uff0c\u56e0\u4e3a\u6280\u672f\u4eba\u5458\u4e0d\u5fc5\u505c\u6b62\u6d4b\u8bd5\u6765\u8c03\u6574\u6bcf\u4e2a\u9891\u7387\u7684\u5076\u6781\u5b50\u5929\u7ebf\u3002A.H. Systems \u7684 7 \u79cd\u53cc\u9525\u5929\u7ebf\u578b\u53f7\u53ef\u5728 20 MHz \u81f3 18 GHz \u7684\u9891\u7387\u8303\u56f4\u5185\u9ad8\u6548\u8fd0\u884c\u3002\u6bcf\u6839\u53cc\u9525\u5929\u7ebf\u5747\u9002\u7528\u4e8e FCC<\/a>\u3001MIL-STD<\/a>\u3001VDE\u3001TEMPEST \u548c\u6297\u6270\u5ea6\u6d4b\u8bd5\uff0c\u53ef\u63d0\u4f9b\u53ef\u9760\u3001\u53ef\u91cd\u590d\u7684\u6d4b\u91cf\u3002 <\/p>\n \u8fd9\u6b3e\u53cc\u9525\u5f62\u5929\u7ebf\u5c06\u63d0\u4f9b\u53ef\u9760\u3001\u53ef\u91cd\u590d\u7684\u6d4b\u91cf\u3002\u8fd9\u662f\u4efb\u4f55 EMC \u6d4b\u8bd5\u673a\u6784\u8fdb\u884c\u4e00\u81f4\u6027\u6d4b\u8bd5\u7684\u7406\u60f3\u89e3\u51b3\u65b9\u6848\u548c\u6807\u51c6\u4e3b\u529b\u3002<\/p>\n \u7f8e\u56fdA.H.Systems SAS-540\u7cfb\u5217\u53cc\u9525\u5f62\u5929\u7ebf20MHz-18GHz<\/a>\u7279\u5f81<\/strong> A.H. Systems SAS-540 \u53cc\u9525\u5f62\u5929\u7ebf<\/a>\u53ef\u5728 20 MHz \u81f3 330 MHz\uff0c\u8bbe\u8ba1\u7b26\u5408 MIL-STD-462 \u5c3a\u5bf8\u8981\u6c42\u3002\u8fd9\u6b3e\u53cc\u9525\u5f62\u5929\u7ebf\u5c3a\u5bf8\u7d27\u51d1 \u975e\u5e38\u9002\u5408\u5728\u5c4f\u853d\u5ba4\u6216\u7535\u6ce2\u6697\u5ba4\u4e2d\u4f7f\u7528\u3002\u5929\u7ebf\u5df4\u4f26\u91c7\u7528 as \u8bbe\u8ba1 \u975e\u5e73\u8861\u81f3\u5e73\u8861\u53d8\u538b\u5668\uff0c\u53ef\u6539\u5584\u7ebf\u6027\u5ea6\u54cd\u5e94\uff0c\u662f \u4efb\u4f55 EMC \u4e00\u81f4\u6027\u6d4b\u8bd5\u673a\u6784\u3002CISPR 16-1-4 \u5c06\u53cc\u5706\u9525\u5929\u7ebf\u6307\u5b9a\u4e3a\u9996\u9009\u5929\u7ebf \u8986\u76d6 30 MHz \u81f3 250 MHz \u8303\u56f4\uff0c\u4ee5\u5b9e\u73b0\u6700\u4f4e\u7684\u6d4b\u91cf\u4e0d\u786e\u5b9a\u5ea6\u3002 \u8f90\u5c04\u65b9\u5411\u56fe<\/p>\n Radiation Pattern\u8f90\u5c04\u65b9\u5411\u56fe\u662f\u5929\u7ebf\u573a\u5f3a\u76f8\u5bf9\u4e8e\u8f74\u7684\u89d2\u5ea6\u51fd\u6570\u53d8\u5316\u7684\u56fe\u8868\u3002\u53cc\u5706\u9525\u5f62\u5929\u7ebf\u7684\u8f90\u5c04\u65b9\u5411\u56fe\u7c7b\u4f3c\u4e8e\u534a\u6ce2\u5076\u6781\u5b50\u3002\u5b83\u4eec\u5728 H \u5e73\u9762\u4e0a\u5177\u6709\u5168\u5411\u54cd\u5e94\uff0c\u5728 E \u5e73\u9762\u4e0a\u5177\u6709 8 \u5b57\u5f62\u3002H \u5e73\u9762\u6ce2\u675f\u5bbd\u5ea6\u6a21\u5f0f\u4f7f\u8fd9\u4e9b\u5929\u7ebf\u6210\u4e3a\u73b0\u573a\u52d8\u6d4b\u548c\u9891\u8c31\u76d1\u6d4b\u7684\u7406\u60f3\u9009\u62e9\u3002 SAS-540 \u53cc\u9525\u5f62\u5929\u7ebf<\/span><\/div>\n<\/div>\n
\n<\/p>\n
<\/p>\n
\n20 MHz \u81f3 330 MHz
\n\u5355\u72ec\u6821\u51c6
\nFCC\u3001CISPR \u548c MIL-STD \u6d4b\u8bd5
\n\u575a\u56fa\u7684\u7ed3\u6784<\/p>\n
\n\u5bf9\u79f0
\n\u4e00\u4e9b\u5929\u7ebf\u5236\u9020\u5546\u5728\u53cc\u5b50\u5929\u7ebf\u5143\u4ef6\u4e0a\u6dfb\u52a0\u4e86\u4e00\u4e2a\u4e0d\u5bf9\u79f0\u7684\u6a2a\u6881\uff0c\u4ee5\u4fbf \u6c42\u89e3\u8f83\u9ad8\u9891\u7387\u54cd\u5e94\u5904\u7684\u56fa\u6709 Dip\u3002\u6211\u4eec\u7684\u89e3\u51b3\u65b9\u6848\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u94c1\u6c27\u4f53\u5468\u56f4 \u5143\u4ef6\u7684\u4e2d\u5fc3\u67f1\uff0c\u4ece\u800c\u6d88\u9664\u4e86\u5929\u7ebf\u5bf9\u79f0\u6027\u7684\u6539\u53d8\u3002\u8fd9 SAS-540 \u53cc\u9525\u5f62\u5929\u7ebf\u7684\u5353\u8d8a\u5bf9\u79f0\u6027\u7b26\u5408 ANSI C63.5-2017 \u5bf9\u79f0\u6027\u8981\u6c42\u3002
\n\u9a7b\u6ce2\u6bd4
\n\u53cc\u5706\u9525\u5929\u7ebf\u8bbe\u8ba1\u7684\u4e00\u4e2a\u7f3a\u70b9\u662f VSWR \u5dee\uff0c\u5c24\u5176\u662f\u5728 80 MHz \u4ee5\u4e0b\u3002\u8fd9\u662f\u7531\u4e8e MIL-STD 462 \u4e2d\u89c4\u5b9a\u7684\u5c3a\u5bf8\u8981\u6c42\u6709\u9650\uff0c\u53ef\u4ee5\u901a\u8fc7\u9009\u62e9\u66f4\u5927\u7684\u5143\u4ef6\u96c6\u6765\u514b\u670d\u3002\u514b\u670d\u8fd9\u79cd\u77ed\u4e0b\u964d\u7684\u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u6dfb\u52a0\u4e00\u4e2a 3 \u6216 6 dB \u7684\u8870\u51cf\u5668\uff0c\u8fd9\u5c06\u4f7f VSWR \u63d0\u9ad8 2\uff1a1 \u751a\u81f3\u66f4\u597d\u3002<\/p>\n<\/p>\n
\n\u5305\u542b\u7684\u90e8\u5206\uff1a
\nSAS-540 \u5929\u7ebf\u5df4\u4f26
\n2 \u4e2a\u53ef\u62c6\u5378\u7684\u521a\u6027\u5143\u4ef6
\nABC-B\uff0c \u5df4\u4f26\u5361\u7b8d \u5e26 1\/4-20 \u87ba\u7eb9
\n\u5929\u7ebf\u6821\u51c6\u624b\u518c
\n* \u5305\u62ec 1 \u7c73\u30013 \u7c73\u548c 10 \u7c73\u6c34\u5e73\u6781\u6027\u7684\u6821\u51c6\u6570\u636e\u548c\u8bc1\u4e66<\/p>\n\u5929\u7ebf\u89c4\u683c<\/h4>\n