{"id":201,"date":"2024-09-07T18:54:31","date_gmt":"2024-09-07T10:54:31","guid":{"rendered":"https:\/\/www.bihec.com\/think-srs\/?p=201"},"modified":"2024-09-07T18:54:31","modified_gmt":"2024-09-07T10:54:31","slug":"ds345","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/think-srs\/ds345\/","title":{"rendered":"SRS,Stanford Research Systems,DS345,\u51fd\u6570\u53d1\u751f\u5668"},"content":{"rendered":"<div class=\"flex-1 overflow-hidden\">\n<div class=\"h-full\">\n<div class=\"react-scroll-to-bottom--css-cdzlk-79elbk h-full\">\n<div class=\"react-scroll-to-bottom--css-cdzlk-1n7m0yu\">\n<div class=\"flex flex-col text-sm\">\n<article class=\"w-full text-token-text-primary focus-visible:outline-2 focus-visible:outline-offset-[-4px]\" dir=\"auto\" data-testid=\"conversation-turn-84\" data-scroll-anchor=\"false\">\n<div class=\"text-base py-[18px] px-3 md:px-4 m-auto w-full md:px-5 lg:px-1 xl:px-5\">\n<div class=\"mx-auto flex flex-1 gap-4 text-base md:gap-5 lg:gap-6 md:max-w-3xl\">\n<div class=\"group\/conversation-turn relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex-col gap-1 md:gap-3\">\n<div class=\"flex max-w-full flex-col flex-grow\">\n<div class=\"min-h-[20px] text-message flex w-full flex-col items-end gap-2 whitespace-normal break-words [.text-message+&amp;]:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"e8ab3ab8-f16e-4eae-8e3b-dd8aef920cba\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\">\n<div class=\"markdown prose w-full break-words dark:prose-invert light\">\n<p><strong><a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/srs\/\" title=\"View all posts in SRS\" target=\"_blank\">SRS<\/a>,<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/stanford-research-systems\/\" title=\"View all posts in Stanford Research Systems\" target=\"_blank\">Stanford Research Systems<\/a>,<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/ds345\/\" title=\"View all posts in DS345\" target=\"_blank\">DS345<\/a>,<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/%e5%87%bd%e6%95%b0%e5%8f%91%e7%94%9f%e5%99%a8\/\" title=\"View all posts in \u51fd\u6570\u53d1\u751f\u5668\" target=\"_blank\">\u51fd\u6570\u53d1\u751f\u5668<\/a><\/strong><\/p>\n<p><strong>\u51fd\u6570\u53d1\u751f\u5668<\/strong><\/p>\n<p><strong>DS345 \u2014 30 MHz \u51fd\u6570\/\u4efb\u610f\u6ce2\u5f62\u53d1\u751f\u5668\uff0c\u9891\u7387\u8303\u56f4 1 \u00b5Hz \u81f3 30.2 MHz<\/strong><br \/>\n\u9891\u7387\u5206\u8fa8\u7387 1 \u00b5Hz<br \/>\n\u6ce2\u5f62\uff1a\u6b63\u5f26\u6ce2\u3001\u65b9\u6ce2\u3001\u68af\u5f62\u6ce2\u3001\u4e09\u89d2\u6ce2\u53ca\u566a\u58f0<br \/>\n\u76f8\u4f4d\u8fde\u7eed\u626b\u9891<br \/>\n\u8c03\u5e45\uff08AM\uff09\u3001\u8c03\u9891\uff08FM\uff09\u3001\u76f8\u4f4d\u8c03\u5236\uff08PM\uff09\u53ca\u7a81\u53d1\u6a21\u5f0f<br \/>\n16,300 \u70b9\u4efb\u610f\u6ce2\u5f62<br \/>\n10 MHz \u53c2\u8003\u8f93\u5165<br \/>\nRS-232 \u548c GPIB<\/p>\n<p><strong>\u6982\u8ff0<\/strong><\/p>\n<p>DS345 \u51fd\u6570\u53d1\u751f\u5668\u662f\u4e00\u6b3e\u529f\u80fd\u5168\u9762\u7684 30 MHz \u5408\u6210\u51fd\u6570\u53d1\u751f\u5668\uff0c\u91c7\u7528\u521b\u65b0\u7684\u76f4\u63a5\u6570\u5b57\u5408\u6210\uff08DDS\uff09\u67b6\u6784\u3002\u5b83\u53ef\u4ee5\u751f\u6210\u8bb8\u591a\u6807\u51c6\u6ce2\u5f62\uff0c\u5177\u6709\u51fa\u8272\u7684\u9891\u7387\u5206\u8fa8\u7387\uff081 \u00b5Hz\uff09\uff0c\u5e76\u5177\u6709\u5305\u62ec AM\u3001FM\u3001\u7a81\u53d1\u3001PM \u548c\u9891\u7387\u626b\u9891\u5728\u5185\u7684\u591a\u79cd\u8c03\u5236\u80fd\u529b\u3002\u6b64\u5916\uff0c\u5b83\u8fd8\u53ef\u4ee5\u751f\u6210\u5177\u6709\u5feb\u901f 40 Msample\/s \u66f4\u65b0\u7387\u7684\u4efb\u610f\u6ce2\u5f62\u3002<\/p>\n<p><strong>\u529f\u80fd\u548c\u8f93\u51fa<\/strong><\/p>\n<p>DS345 \u53ef\u4ee5\u751f\u6210\u9ad8\u8fbe 30.2 MHz \u7684\u6b63\u5f26\u6ce2\u548c\u65b9\u6ce2\uff0c\u4ee5\u53ca\u9ad8\u8fbe <a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/100\/\" title=\"View all posts in 100\" target=\"_blank\">100<\/a> kHz \u7684\u4e09\u89d2\u6ce2\u548c\u68af\u5f62\u6ce2\u3002\u6240\u6709\u529f\u80fd\u7684\u9891\u7387\u5206\u8fa8\u7387\u4e3a 1 \u00b5Hz\u3002\u9664\u4e86\u6807\u51c6\u6ce2\u5f62\uff0c\u8be5\u8bbe\u5907\u8fd8\u63d0\u4f9b\u5bbd\u5e26\uff0810 MHz\uff09\u767d\u566a\u58f0\u6e90\u3002<\/p>\n<p>\u51fd\u6570\u8f93\u51fa\u548c TTL SYNC \u8f93\u51fa\u5747\u901a\u8fc7\u6d6e\u52a8\u7684\u524d\u9762\u677f BNC \u8fde\u63a5\u5668\u63d0\u4f9b\u3002\u4e24\u4e2a\u8f93\u51fa\u5747\u5177\u6709 50 \u03a9 \u8f93\u51fa\u963b\u6297\uff0c\u5e76\u53ef\u4ee5\u6d6e\u52a8\u81f3\u76f8\u5bf9\u4e8e\u5730\u7403\u63a5\u5730 \u00b140 V\u3002\u6240\u6709\u51fd\u6570\u8f93\u51fa\u7684\u5e45\u5ea6\u53ef\u8c03\u8303\u56f4\u4e3a 10 mVpp \u81f3 10 Vpp\uff0c\u5177\u6709\u4e09\u4f4d\u6570\u5b57\u5206\u8fa8\u7387\uff0c\u53ef\u663e\u793a\u4e3a Vp\u3001Vpp\u3001Vrms \u6216 dBm\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u9009\u62e9\u6807\u51c6 TTL \u548c ECL \u8f93\u51fa\u7535\u5e73\u3002<\/p>\n<p>\u540e\u9762\u677f\u63d0\u4f9b\u4e86\u989d\u5916\u7684\u6709\u7528\u8fde\u63a5\u5668\u3002\u89e6\u53d1\u8f93\u5165\u7528\u4e8e\u89e6\u53d1\u4efb\u610f\u6ce2\u5f62\u3001\u8c03\u5236\u6a21\u5f0f\u3001\u626b\u9891\u548c\u7a81\u53d1\u6a21\u5f0f\uff0c\u800c TTL \u89e6\u53d1\u8f93\u51fa\u7528\u4e8e\u5141\u8bb8\u5916\u90e8\u8bbe\u5907\u4e0e\u626b\u9891\u548c\u7a81\u53d1\u6a21\u5f0f\u540c\u6b65\u3002\u626b\u9891\u8f93\u51fa\u751f\u6210\u4e0e\u9891\u7387\u626b\u9891\u540c\u6b65\u7684 0 V \u5230 10 V \u68af\u5f62\u6ce2\u3002\u626b\u9891\u6807\u8bb0\u8f93\u51fa\u5141\u8bb8\u5728\u793a\u6ce2\u5668\u4e0a\u7a81\u51fa\u663e\u793a\u9891\u7387\u626b\u9891\u7684\u6307\u5b9a\u90e8\u5206\u3002<\/p>\n<p>10 MHz \u540e\u9762\u677f\u8f93\u5165\u5141\u8bb8 DS345 \u4e0e\u5916\u90e8\u65f6\u95f4\u57fa\u51c6\u540c\u6b65\u300210 MHz \u540e\u9762\u677f\u8f93\u51fa\u5141\u8bb8\u591a\u4e2a DS345 \u76f8\u4f4d\u9501\u5b9a\u3002<\/p>\n<p><strong>\u8c03\u5e45<\/strong><\/p>\n<p>DS345 \u51fd\u6570\u53d1\u751f\u5668\u63d0\u4f9b\u4e86\u591a\u79cd\u8c03\u5236\u9009\u9879\u3002\u5b83\u5305\u542b\u4e00\u4e2a\u5185\u90e8\u8c03\u5236\u53d1\u751f\u5668\uff0c\u53ef\u4ee5\u8c03\u5236\u9664\u566a\u58f0\u5916\u7684\u4efb\u4f55\u6807\u51c6\u6ce2\u5f62\u3002\u8c03\u5236\u6ce2\u5f62\u53ef\u4ee5\u662f\u6b63\u5f26\u6ce2\u3001\u65b9\u6ce2\u3001\u4e09\u89d2\u6ce2\u3001\u68af\u5f62\u6ce2\u6216\u4efb\u610f\u6ce2\u5f62\u3002\u8c03\u5236\u7387\u4ece 1 mHz \u5230 10 kHz \u53ef\u4f9b\u9009\u62e9\u3002<\/p>\n<p>\u8c03\u5236\u53d1\u751f\u5668\u53ef\u4ee5\u63d0\u4f9b\u8c03\u5e45\uff08AM\uff09\u3001\u8c03\u9891\uff08FM\uff09\u548c\u76f8\u4f4d\u8c03\u5236\uff08PM\uff09\u3002\u4f7f\u7528 AM \u65f6\uff0c\u53ef\u4ee5\u9009\u62e9 \u00b1100 % \u7684\u8c03\u5236\u6df1\u5ea6\uff0c\u5206\u8fa8\u7387\u4e3a 1 %\u3002\u8c03\u5236\u7684\u8d1f\u503c\u5bf9\u5e94\u4e8e\u53cc\u8fb9\u5e26\u6291\u5236\u8f7d\u6ce2\uff08DSBSC\uff09\u8c03\u5236\u3002FM \u8303\u56f4\u53ef\u4ee5\u9009\u62e9\uff0c\u5206\u8fa8\u7387\u4e3a 1 \u00b5Hz\uff0cPM \u53ef\u4ee5\u8bbe\u7f6e\u5728 0\u00b0 \u5230 7200\u00b0 \u4e4b\u95f4\uff0c\u5206\u8fa8\u7387\u4e3a 0.001\u00b0\u3002<\/p>\n<p><strong>\u5916\u90e8\u8c03\u5e45<\/strong><\/p>\n<p>\u9664\u4e86\u5185\u90e8\u8c03\u5236\u53d1\u751f\u5668\uff0c\u8f93\u51fa\u6ce2\u5f62\u8fd8\u53ef\u4ee5\u901a\u8fc7\u5e94\u7528\u4e8e\u540e\u9762\u677f AM \u8f93\u5165\u7684\u5916\u90e8\u4fe1\u53f7\u8fdb\u884c\u8c03\u5e45\u3002\u6b64\u8f93\u5165\u59cb\u7ec8\u5904\u4e8e\u6d3b\u52a8\u72b6\u6001\uff0c\u5373\u4f7f\u5176\u4ed6\u8c03\u5236\u7c7b\u578b\u5df2\u5f00\u542f\u3002<\/p>\n<p><strong>\u7a81\u53d1\u6a21\u5f0f<\/strong><\/p>\n<p>\u53ef\u4ee5\u751f\u6210\u9664\u566a\u58f0\u5916\u7684\u4efb\u4f55\u8f93\u51fa\u51fd\u6570\u7684\u7a81\u53d1\u3002\u901a\u8fc7\u7a81\u53d1\u6a21\u5f0f\uff0cDS345 \u5728\u63a5\u6536\u5230\u89e6\u53d1\u4fe1\u53f7\u540e\u5c06\u8f93\u51fa\u7cbe\u786e\u6570\u91cf\u7684\u5b8c\u6574\u6ce2\u5f62\u5468\u671f\u3002\u901a\u8fc7\u8c03\u6574\u76f8\u4f4d\uff0c\u53ef\u4ee5\u63a7\u5236\u7a81\u53d1\u5728\u6ce2\u5f62\u4e2d\u7684\u8d77\u59cb\u4f4d\u7f6e\u3002\u5728\u4f7f\u7528\u7a81\u53d1\u6a21\u5f0f\u65f6\uff0c\u6b63\u5f26\u6ce2\u548c\u65b9\u6ce2\u7684\u6700\u5927\u9891\u7387\u4e3a 1 MHz\uff0c\u800c\u4e09\u89d2\u6ce2\u548c\u68af\u5f62\u6ce2\u9650\u5236\u4e3a 100 kHz\u3002\u7a81\u53d1\u6a21\u5f0f\u53ef\u4e0e\u4efb\u610f\u6ce2\u5f62\u5728\u4efb\u4f55\u9891\u7387\u4e0b\u4f7f\u7528\u3002<\/p>\n<p><strong>\u9891\u7387\u626b\u9891<\/strong><\/p>\n<p>DS345 \u51fd\u6570\u53d1\u751f\u5668\u53ef\u4ee5\u5bf9\u5176\u4efb\u4f55\u51fd\u6570\u8f93\u51fa\uff08\u9664\u566a\u58f0\u5916\uff09\u8fdb\u884c\u9891\u7387\u626b\u9891\u3002\u53ef\u4ee5\u4f7f\u7528\u7ebf\u6027\u6216\u5bf9\u6570\u626b\u9891\u65b9\u5f0f\u4e0a\u5347\u6216\u4e0b\u964d\u9891\u7387\u3002\u4e0e\u4f20\u7edf\u51fd\u6570\u53d1\u751f\u5668\u4e0d\u540c\uff0c\u626b\u9891\u8fc7\u7a0b\u4e2d\u4e0d\u4f1a\u51fa\u73b0\u70e6\u4eba\u7684\u4e0d\u8fde\u7eed\u6027\u6216\u9891\u5e26\u5207\u6362\u4f2a\u5f71\u3002DS345 \u7684 DDS \u67b6\u6784\u5929\u751f\u5141\u8bb8\u5176\u5728\u6574\u4e2a\u9891\u7387\u8303\u56f4\u5185\u8fdb\u884c\u5e73\u6ed1\u3001\u76f8\u4f4d\u8fde\u7eed\u7684\u626b\u9891\u3002<\/p>\n<p><strong>\u9891\u7387\u8c03\u5236<\/strong><\/p>\n<p>\u53ef\u4ee5\u6307\u5b9a\u4e24\u4e2a\u626b\u9891\u6807\u8bb0\u9891\u7387\u3002\u5f53\u626b\u9891\u901a\u8fc7\u4efb\u4e00\u6807\u8bb0\u9891\u7387\u65f6\uff0c\u540e\u9762\u677f MARKER \u8f93\u51fa\u4f1a\u751f\u6210 TTL \u8f6c\u6362\uff0c\u4ee5\u5141\u8bb8\u5916\u90e8\u8bbe\u5907\u540c\u6b65\u3002<\/p>\n<p><strong>\u4efb\u610f\u6ce2\u5f62<\/strong><\/p>\n<p>DS345 \u4e0d\u4ec5\u4ec5\u662f\u4e00\u4e2a\u51fd\u6570\u53d1\u751f\u5668\u3002\u5b83\u8fd8\u662f\u4e00\u4e2a\u529f\u80fd\u5168\u9762\u7684\u4efb\u610f\u6ce2\u5f62\u53d1\u751f\u5668\u3002\u8f93\u51fa\u6ce2\u5f62\u5177\u6709 12 \u4f4d\u5782\u76f4\u5206\u8fa8\u7387\uff0c\u80fd\u591f\u4ee5\u9ad8\u8fbe 40 Msamples\/s \u7684\u901f\u7387\u56de\u653e\u3002<\/p>\n<p>\u7531\u4e8e\u5728\u952e\u76d8\u4e0a\u7f16\u5199\u590d\u6742\u7684\u4efb\u610f\u6ce2\u5f62\u53ef\u80fd\u662f\u4e00\u9879\u7e41\u7410\u7684\u4efb\u52a1\uff0c\u56e0\u6b64\u63d0\u4f9b\u4e86\u514d\u8d39 Arbitrary Waveform Composer (AWC) \u8f6f\u4ef6\u3002AWC \u662f\u4e00\u4e2a\u57fa\u4e8e\u83dc\u5355\u7684\u7a0b\u5e8f\uff0c\u5141\u8bb8\u60a8\u5728\u5c4f\u5e55\u4e0a\u521b\u5efa\u548c\u7f16\u8f91\u4efb\u610f\u6ce2\u5f62\uff0c\u5b58\u50a8\u5b83\u4eec\uff0c\u5e76\u5c06\u5176\u4e0b\u8f7d\u5230 DS345\u3002\u70b9\u51fb\u8fd9\u91cc\u83b7\u53d6\u6700\u65b0\u7248\u672c\u7684 Windows AWC \u8f6f\u4ef6\u3002<\/p>\n<p><strong>DS345 \u89c4\u683c<\/strong><\/p>\n<p><strong>\u9891\u7387\u8303\u56f4\u4e0e\u5206\u8fa8\u7387<\/strong><\/p>\n<p>\u9891\u7387\u8303\u56f4 \u6700\u5927\u9891\u7387 \u5206\u8fa8\u7387<br \/>\n\u6b63\u5f26\u6ce2 30.2 MHz 1 \u00b5Hz<br \/>\n\u65b9\u6ce2 30.2 MHz 1 \u00b5Hz<br \/>\n\u68af\u5f62\u6ce2 100 kHz 1 \u00b5Hz<br \/>\n\u4e09\u89d2\u6ce2 100 kHz 1 \u00b5Hz<br \/>\n\u566a\u58f0 10 MHz\uff08\u9ad8\u65af\u52a0\u6743\uff09<br \/>\n\u4efb\u610f\u6ce2\u5f62 10 MHz 40 MHz\/N\uff08\u91c7\u6837\u7387\uff09<\/p>\n<p><strong>\u8f93\u51fa<\/strong><\/p>\n<p>\u6e90\u963b\u6297 50 \u03a9<br \/>\n\u63a5\u5730 \u8f93\u51fa\u53ef\u76f8\u5bf9\u4e8e\u5730\u7403\u63a5\u5730\u6d6e\u52a8\u81f3 \u00b140 V\uff08AC + DC\uff09\u3002<\/p>\n<p><strong>\u5e45\u5ea6<\/strong><\/p>\n<p>\u8303\u56f4 0.01 \u81f3 10 Vpp\uff0850 \u03a9\uff09\uff0c20 Vpp\uff08\u9ad8\u963b\u6297\uff09<br \/>\n\u5206\u8fa8\u7387 \u4e09\u4f4d\u6570\u5b57\uff08DC \u504f\u79fb\uff1a0 V\uff09<br \/>\n\u6b63\u5f26\u6ce2\u51c6\u786e\u5ea6\uff080 V DC \u504f\u79fb\uff09<br \/>\n5 \u81f3 10 Vpp \u00b10.2 dB\uff081 \u00b5Hz \u81f3 20 MHz\uff09<br \/>\n\u00b10.5 dB\uff0820 MHz \u81f3 30.2 MHz\uff09<br \/>\n0.01 \u81f3 5 Vpp \u00b10.4 dB\uff081 \u00b5Hz \u81f3 20 MHz\uff09<br \/>\n\u00b10.5 dB\uff0820 MHz \u81f3 30.2 MHz\uff09<br \/>\n\u65b9\u6ce2\u51c6\u786e\u5ea6<br \/>\n5 \u81f3 10 Vpp \u00b13 %\uff081 \u00b5Hz \u81f3 100 kHz\uff09<br \/>\n\u00b16 %\uff08100 kHz \u81f3 20 MHz\uff09<br \/>\n\u00b115 %\uff0820 MHz \u81f3 30.2 MHz\uff09<br \/>\n0.01 \u81f3 5 Vpp \u00b15 %\uff081 \u00b5Hz \u81f3 100 kHz\uff09<br \/>\n\u00b18 %\uff08100 kHz \u81f3 20 MHz\uff09<br \/>\n\u00b118 %\uff0820 MHz \u81f3 30.2 MHz\uff09<br \/>\n\u4e09\u89d2\u6ce2\u3001\u68af\u5f62\u6ce2\u3001\u4efb\u610f\u6ce2\u5f62\u51c6\u786e\u5ea6 \u00b13 %\uff08&gt;5 Vpp\uff09<br \/>\n\u00b15 %\uff08&lt;5 Vpp\uff09<\/p>\n<p><strong>\u76f4\u6d41\u504f\u79fb<\/strong><\/p>\n<p>\u8303\u56f4 \u00b15 V\uff08|VAC \u5cf0\u503c| + |VDC| &lt; 5 V\uff09<br \/>\n\u5206\u8fa8\u7387 \u4e09\u4f4d\u6570\u5b57\uff08VAC = 0\uff09<br \/>\n\u51c6\u786e\u5ea6 1.5 % \u7684\u8bbe\u5b9a\u503c + 0.2 mV\uff08\u4ec5 DC\uff09<br \/>\n\u00b10.8 mV \u81f3 \u00b180 mV\uff0c\u53d6\u51b3\u4e8e AC \u548c DC \u8bbe\u7f6e<\/p>\n<p><strong>\u6b63\u5f26\u6ce2<\/strong><\/p>\n<p>\u6742\u6563 -45 dBc\uff08\u975e\u8c10\u6ce2\uff0c\u5178\u578b\uff09<br \/>\n\u76f8\u4f4d\u566a\u58f0 -55 dBc\uff08\u5728\u8f7d\u6ce2\u4e2d\u5fc3 30 kHz \u5e26\u5bbd\u5185\uff0c\u6392\u9664\u79bb\u6563\u6742\u6563\u4fe1\u53f7\uff0c\u5178\u578b\uff09<br \/>\n\u4e9a\u8c10\u6ce2 &lt;-50 dBc<br \/>\n\u8c10\u6ce2\u5931\u771f \u6c34\u5e73 \u9891\u7387\u8303\u56f4<br \/>\n&lt;-55 dBc DC \u81f3 100 kHz<br \/>\n&lt;-45 dBc 0.1 \u81f3 1 MHz<br \/>\n&lt;-35 dBc 1 \u81f3 10 MHz<br \/>\n&lt;-25 dBc 10 \u81f3 30 MHz<\/p>\n<p><strong>\u65b9\u6ce2<\/strong><\/p>\n<p>\u4e0a\u5347\/\u4e0b\u964d\u65f6\u95f4 &lt;15 ns\uff0810 \u81f3 90 %\uff09\uff0c\u5728\u5168\u8f93\u51fa<br \/>\n\u4e0d\u5bf9\u79f0 &lt;1 % \u7684\u5468\u671f + 4 ns<br \/>\n\u8fc7\u51b2 &lt;5 % \u7684\u5cf0\u503c\u5230\u5cf0\u503c\u5e45\u5ea6\u5728\u5168\u8f93\u51fa<\/p>\n<p><strong>\u68af\u5f62\u6ce2\u3001\u4e09\u89d2\u6ce2\u548c\u4efb\u610f\u6ce2\u5f62<\/strong><\/p>\n<p>\u4e0a\u5347\/\u4e0b\u964d\u65f6\u95f4 45 ns\uff0810 MHz \u8d1d\u585e\u5c14\u6ee4\u6ce2\u5668\uff09<br \/>\n\u7ebf\u6027\u5ea6 \u00b10.5 % \u7684\u5168\u5c3a\u5ea6\u8f93\u51fa<br \/>\n\u7a33\u5b9a\u65f6\u95f4 &lt;1 \u00b5s \u4ee5\u7a33\u5b9a\u5230\u6700\u7ec8\u503c\u7684 0.1 %\uff0c\u5728\u5168\u8f93\u51fa<\/p>\n<p><strong>\u4efb\u610f\u6ce2\u5f62<\/strong><\/p>\n<p>\u91c7\u6837\u7387 40 MHz\/N\uff0cN = 1 \u81f3 234-1<br \/>\n\u5185\u5b58\u957f\u5ea6 8 \u81f3 16,300 \u70b9<br \/>\n\u5206\u8fa8\u7387 12 \u4f4d\uff080.025 % \u5168\u5c3a\u5ea6\uff09<br \/>\n\u76f8\u4f4d<br \/>\n\u8303\u56f4 \u00b17199.999\u00b0 \u76f8\u5bf9\u4e8e\u4efb\u610f\u8d77\u59cb\u76f8\u4f4d<br \/>\n\u5206\u8fa8\u7387 0.001\u00b0<\/p>\n<p><strong>\u8c03\u5e45<\/strong><\/p>\n<p>\u6765\u6e90 \u5185\u90e8\uff08\u6b63\u5f26\u6ce2\u3001\u65b9\u6ce2\u3001\u4e09\u89d2\u6ce2\u6216\u68af\u5f62\u6ce2\uff09\u6216\u5916\u90e8<\/p>\n<p><strong>\u8c03\u5e45<\/strong><\/p>\n<p><strong>\u6765\u6e90<\/strong> \u5185\u90e8\uff08\u6b63\u5f26\u6ce2\u3001\u65b9\u6ce2\u3001\u4e09\u89d2\u6ce2\u6216\u68af\u5f62\u6ce2\uff09\u6216\u5916\u90e8<br \/>\n<strong>\u6df1\u5ea6<\/strong> 0 \u81f3 100 % AM \u6216 DSBSC<br \/>\n<strong>\u901f\u7387<\/strong> \u5185\u90e8\uff1a0.001 Hz \u81f3 10 kHz\uff0c\u5916\u90e8\uff1a\u6700\u5927 15 kHz<br \/>\n<strong>\u5931\u771f<\/strong> &lt;-35 dB \u5728 1 kHz\uff0c80 % \u6df1\u5ea6<br \/>\n<strong>DSB \u8f7d\u6ce2<\/strong> &lt;-35 dB \u5178\u578b\uff0c\u5728 1 kHz \u8c03\u5236\u7387\uff08DSBSC\uff09<br \/>\n<strong>\u5916\u90e8\u8f93\u5165<\/strong> \u00b15 V \u5bf9 100 % \u8c03\u5236\uff0c100 k\u03a9 \u963b\u6297\uff0c15 kHz \u5e26\u5bbd<\/p>\n<p><strong>\u8c03\u9891<\/strong><\/p>\n<p><strong>\u6765\u6e90<\/strong> \u5185\u90e8\uff08\u6b63\u5f26\u6ce2\u3001\u65b9\u6ce2\u3001\u4e09\u89d2\u6ce2\u3001\u68af\u5f62\u6ce2\u6216\u4efb\u610f\u6ce2\u5f62\uff09<br \/>\n<strong>\u901f\u7387<\/strong> 0.001 Hz \u81f3 10 kHz<br \/>\n<strong>\u8303\u56f4<\/strong> 1 mHz \u81f3 30.2 MHz\uff08\u5bf9\u4e8e\u4e09\u89d2\u6ce2\u3001\u68af\u5f62\u6ce2\u4e3a 100 kHz\uff09<\/p>\n<p><strong>\u76f8\u4f4d\u8c03\u5236<\/strong><\/p>\n<p><strong>\u6765\u6e90<\/strong> \u5185\u90e8\uff08\u6b63\u5f26\u6ce2\u3001\u65b9\u6ce2\u3001\u4e09\u89d2\u6ce2\u3001\u68af\u5f62\u6ce2\uff09<br \/>\n<strong>\u901f\u7387<\/strong> 0.001 Hz \u81f3 10 kHz<br \/>\n<strong>\u8303\u56f4<\/strong> \u00b17199.999\u00b0<\/p>\n<p><strong>\u9891\u7387\u626b\u9891<\/strong><\/p>\n<p><strong>\u7c7b\u578b<\/strong> \u7ebf\u6027\u6216\u5bf9\u6570\uff0c\u76f8\u4f4d\u8fde\u7eed<br \/>\n<strong>\u6ce2\u5f62<\/strong> \u4e0a\u5347\u3001\u4e0b\u964d\u3001\u4e0a\u5347-\u4e0b\u964d\u3001\u5355\u6b21\u626b\u9891<br \/>\n<strong>\u65f6\u95f4<\/strong> 0.001 s \u81f3 1000 s<br \/>\n<strong>\u8303\u56f4<\/strong> 1 mHz \u81f3 30.2 MHz\uff08\u5bf9\u4e8e\u4e09\u89d2\u6ce2\u3001\u68af\u5f62\u6ce2\u4e3a 100 kHz\uff09<br \/>\n<strong>\u6807\u8bb0<\/strong> \u53ef\u4ee5\u5728\u4efb\u4f55\u626b\u9891\u70b9\u8bbe\u7f6e\u4e24\u4e2a\u6807\u8bb0\uff08TTL \u8f93\u51fa\uff09<br \/>\n<strong>\u626b\u9891\u8f93\u51fa<\/strong> 0 \u81f3 10 V \u7ebf\u6027\u68af\u5f62\u6ce2\u4fe1\u53f7\uff0c\u4e0e\u626b\u9891\u540c\u6b65<\/p>\n<p><strong>\u7a81\u53d1\u8c03\u5236<\/strong><\/p>\n<p><strong>\u6ce2\u5f62<\/strong> \u9664\u566a\u58f0\u5916\u7684\u4efb\u4f55\u6ce2\u5f62\u5747\u53ef\u8fdb\u884c\u7a81\u53d1\u8c03\u5236<br \/>\n<strong>\u9891\u7387<\/strong> \u6b63\u5f26\u6ce2\u3001\u65b9\u6ce2\u81f3 1 MHz<br \/>\n\u4e09\u89d2\u6ce2\u3001\u68af\u5f62\u6ce2\u81f3 100 kHz<br \/>\n\u4efb\u610f\u6ce2\u5f62\u81f3 40 MHz \u91c7\u6837\u7387<br \/>\n<strong>\u8ba1\u6570<\/strong> 1 \u81f3 30,000 \u5468\u671f\/\u7a81\u53d1\uff081 \u00b5s \u81f3 500 s \u7a81\u53d1\u65f6\u95f4\u9650\u5236\uff09<\/p>\n<p><strong>\u89e6\u53d1\u53d1\u751f\u5668<\/strong><\/p>\n<p><strong>\u6765\u6e90<\/strong> \u5355\u6b21\u3001\u5185\u90e8\u3001\u5916\u90e8\u3001\u7ebf\u8def<br \/>\n<strong>\u901f\u7387\uff08\u5185\u90e8\uff09<\/strong> 0.001 Hz \u81f3 10 kHz\uff082 \u4f4d\u6570\u5b57\u5206\u8fa8\u7387\uff09<br \/>\n<strong>\u5916\u90e8\u89e6\u53d1<\/strong> \u6b63\u8fb9\u7f18\u6216\u8d1f\u8fb9\u7f18\uff0cTTL<br \/>\n<strong>\u8f93\u51fa<\/strong> TTL \u7535\u5e73<\/p>\n<p><strong>\u6807\u51c6\u65f6\u95f4\u57fa\u51c6<\/strong><\/p>\n<p><strong>\u51c6\u786e\u5ea6<\/strong> \u00b15 ppm\uff0820 \u00b0C \u81f3 30 \u00b0C\uff09<br \/>\n<strong>\u8001\u5316<\/strong> 5 ppm\/\u5e74<br \/>\n<strong>\u8f93\u5165<\/strong> 10 MHz\/N \u00b1 2 ppm\uff08N = 1 \u81f3 8\uff09\uff0c\u6700\u5c0f\u8f93\u5165\u6c34\u5e73 1 Vpp<br \/>\n<strong>\u8f93\u51fa<\/strong> 10 MHz\uff0c&gt;1 Vpp \u6b63\u5f26\u6ce2\uff0c\u8d1f\u8f7d 50 \u03a9<\/p>\n<p><strong>\u53ef\u9009\u65f6\u95f4\u57fa\u51c6<\/strong><\/p>\n<p><strong>\u7c7b\u578b<\/strong> \u77f3\u82f1 AT \u5207\u5272\u632f\u8361\u5668<br \/>\n<strong>\u7a33\u5b9a\u6027<\/strong> &lt;0.01 ppm\uff0c20 \u00b0C \u81f3 60 \u00b0C<br \/>\n<strong>\u8001\u5316<\/strong> &lt;0.001 ppm\/\u5929<br \/>\n<strong>Allan \u65b9\u5dee\uff081 s\uff09<\/strong> &lt;5 \u00d7 10^-11<\/p>\n<p><strong>\u4e00\u822c<\/strong><\/p>\n<p><strong>\u63a5\u53e3<\/strong> \u53ef\u9009 RS-232\uff08300 \u81f3 19.2 kbaud\uff0cDCE\uff09\u548c GPIB\uff0c\u914d\u6709\u57fa\u4e8e DOS \u7684\u4efb\u610f\u6ce2\u5f62\u8f6f\u4ef6\uff08AWC\uff09\u3002\u6240\u6709\u4eea\u5668\u529f\u80fd\u53ef\u901a\u8fc7\u63a5\u53e3\u63a7\u5236\u3002<br \/>\n<strong>\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668<\/strong> \u53ef\u4fdd\u5b58\u548c\u8c03\u7528\u4e5d\u7ec4\u4eea\u5668\u8bbe\u7f6e<br \/>\n<strong>\u5c3a\u5bf8<\/strong> 8.5&#8243; \u00d7 3.5&#8243; \u00d7 13&#8243;\uff08WHL\uff09<br \/>\n<strong>\u91cd\u91cf<\/strong> 10 lbs.<br \/>\n<strong>\u529f\u7387<\/strong> 50 W\uff0c100\/120\/220\/240 VAC\uff0c50\/60 Hz<br \/>\n<strong>\u4fdd\u4fee<\/strong> \u4e00\u5e74\u96f6\u4ef6\u548c\u52b3\u52a1\u4fdd\u4fee\uff0c\u9488\u5bf9\u6750\u6599\u548c\u5de5\u827a\u7f3a\u9677<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_202\" aria-describedby=\"caption-attachment-202\" style=\"width: 1275px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-202 size-full\" src=\"https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66dc2fb35576a.png\" alt=\"SRS,Stanford Research Systems,DS345,\u51fd\u6570\u53d1\u751f\u5668\" width=\"1275\" height=\"791\" srcset=\"https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66dc2fb35576a.png 1275w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66dc2fb35576a-300x186.png 300w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66dc2fb35576a-1024x635.png 1024w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66dc2fb35576a-768x476.png 768w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66dc2fb35576a-500x310.png 500w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66dc2fb35576a-800x496.png 800w\" sizes=\"(max-width: 1275px) 100vw, 1275px\" \/><figcaption id=\"caption-attachment-202\" class=\"wp-caption-text\">SRS,Stanford Research Systems,DS345,\u51fd\u6570\u53d1\u751f\u5668<\/figcaption><\/figure>\n<p><a href=\"https:\/\/www.bihec.com\/think-srs\/DS345\/\">https:\/\/www.bihec.com\/think-srs\/DS345\/<\/a><\/p>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/ds345\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 8pt;\" aria-label=\"DS345 (1\u4e2a\u9879\u76ee)\">DS345<\/a>\n<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/srs\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 22pt;\" aria-label=\"SRS (105\u4e2a\u9879\u76ee)\">SRS<\/a>\n<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/stanford-research-systems\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-3\" style=\"font-size: 22pt;\" aria-label=\"Stanford Research Systems (105\u4e2a\u9879\u76ee)\">Stanford Research Systems<\/a>\n<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/%e5%87%bd%e6%95%b0%e5%8f%91%e7%94%9f%e5%99%a8\/\" class=\"tag-cloud-link tag-link-3 tag-link-position-4\" style=\"font-size: 9.4566473988439pt;\" aria-label=\"\u51fd\u6570\u53d1\u751f\u5668 (2\u4e2a\u9879\u76ee)\">\u51fd\u6570\u53d1\u751f\u5668<\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>SRS,Stanford Research Systems,DS345,\u51fd\u6570\u53d1\u751f\u5668 \u51fd\u6570\u53d1\u751f\u5668 DS345 \u2014 30 MHz \u51fd\u6570\/\u4efb\u610f\u6ce2\u5f62\u53d1\u751f\u5668\uff0c\u9891\u7387\u8303\u56f4 1 \u00b5Hz \u81f3 30. <\/p>\n","protected":false},"author":27,"featured_media":202,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[57],"tags":[60,4,5,59],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>SRS,Stanford Research Systems,DS345,\u51fd\u6570\u53d1\u751f\u5668<\/title>\n<meta name=\"description\" content=\"DS345 \u51fd\u6570\u53d1\u751f\u5668\u662f\u4e00\u6b3e\u529f\u80fd\u5168\u9762\u7684 30 MHz 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