{"id":9307,"date":"2026-02-18T18:09:19","date_gmt":"2026-02-18T18:09:19","guid":{"rendered":"https:\/\/www.zehsm.com\/?p=9307"},"modified":"2026-02-18T18:09:19","modified_gmt":"2026-02-18T18:09:19","slug":"%d8%a3%d9%81%d8%b6%d9%84-%d9%85%d8%b9%d8%af%d8%a7%d8%aa-%d8%a7%d9%84%d8%a7%d8%ae%d8%aa%d8%a8%d8%a7%d8%b1-%d9%84%d9%82%d9%8a%d8%a7%d8%b3-%d8%a7%d8%b3%d8%aa%d8%ac%d8%a7%d8%a8%d8%a9-%d8%a7%d9%84%d8%aa","status":"publish","type":"post","link":"https:\/\/www.zehsm.com\/ar\/top-testing-equipment-for-measuring-high-audio-frequency-response\/","title":{"rendered":"\u0623\u0641\u0636\u0644 \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0644\u0642\u064a\u0627\u0633 \u0627\u0633\u062a\u062c\u0627\u0628\u0629 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0635\u0648\u062a\u064a\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629"},"content":{"rendered":"

\u4ece\u9ad8\u4fdd\u771f\u97f3\u9891\u5236\u9020\u3001\u7535\u4fe1\u5230\u822a\u7a7a\u822a\u5929\u548c\u533b\u7597\u8bbe\u5907\u6d4b\u8bd5\uff0c\u7cbe\u786e\u6d4b\u91cf\u9ad8\u97f3\u9891\u9891\u7387\u54cd\u5e94\u5728\u5404\u884c\u5404\u4e1a\u90fd\u81f3\u5173\u91cd\u8981\u3002\u968f\u7740\u97f3\u9891\u6280\u672f\u7684\u53d1\u5c55\uff0c\u9ad8\u5206\u8fa8\u7387\u97f3\u9891\u548c\u6c89\u6d78\u5f0f\u97f3\u6548\u7b49\u683c\u5f0f\u5df2\u6210\u4e3a\u6807\u51c6\uff0c\u5bf9\u7cbe\u786e\u3001\u53ef\u9760\u6d4b\u8bd5\u8bbe\u5907\u7684\u9700\u6c42\u7a7a\u524d\u9ad8\u6da8\u3002\u672c\u6307\u5357\u63a2\u8ba8\u4e86\u8868\u5f8120 kHz\u4ee5\u4e0a\u6027\u80fd\u7684\u57fa\u672c\u5de5\u5177\uff0c\u6df1\u5165\u4ecb\u7ecd\u4e86\u76f8\u5173\u6280\u672f\u3001\u5e94\u7528\u4ee5\u53ca\u6784\u5efa\u6216\u5347\u7ea7\u4e13\u4e1a\u6d4b\u8bd5\u53f0\u7684\u5173\u952e\u9009\u62e9\u6807\u51c6\u3002.<\/p>\n

\"5.0\u82f1\u5bf8\u626c\u58f0\u5668<\/p>\n

\u9ad8\u9891\u97f3\u9891\u6d4b\u91cf\u7684\u57fa\u672c\u539f\u7406<\/h2>\n

\"\u0645\u0643\u0628\u0631<\/p>\n

\u97f3\u9891\u9891\u7387\u54cd\u5e94\u6d4b\u91cf\u4f20\u7edf\u4e0a\u96c6\u4e2d\u4e8e\u4eba\u7c7b\u542c\u89c9\u8303\u56f4\uff0820 Hz\u81f320 kHz\uff09\u3002\u7136\u800c\uff0c\u9ad8\u9891\u6027\u80fd\u2014\u2014\u901a\u5e38\u5b9a\u4e49\u4e3a20 kHz\u81f3100 kHz\u53ca\u4ee5\u4e0a\u7684\u884c\u4e3a\u2014\u2014\u56e0\u591a\u79cd\u539f\u56e0\u800c\u81f3\u5173\u91cd\u8981\u3002\u6362\u80fd\u5668\u4e2d\u7684\u8d85\u58f0\u6ce2\u7ec4\u4ef6\u3001\u6570\u5b57\u7cfb\u7edf\u4e2d\u7684\u91c7\u6837\u7406\u8bba\u4ee5\u53ca\u4e92\u8c03\u6548\u5e94\u5747\u9700\u5728\u6b64\u9891\u8c31\u4e2d\u8fdb\u884c\u5206\u6790\u3002\u6d4b\u91cf\u7684\u6838\u5fc3\u662f \u97f3\u9891\u5206\u6790\u4eea<\/strong>, \uff0c\u5b83\u7ed3\u5408\u4e86\u4f4e\u5931\u771f\u6b63\u5f26\u6ce2\u53d1\u751f\u5668\u548c\u7cbe\u5bc6\u6d4b\u91cf\u5355\u5143\u3002\u73b0\u4ee3\u8bbe\u5907\u5982 Audio Precision APx555 B\u7cfb\u5217<\/strong> \u0648\u0640 \u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328UPV<\/strong> \u5728\u6b64\u9886\u57df\u5360\u636e\u4e3b\u5bfc\u5730\u4f4d\uff0c\u63d0\u4f9b\u4f4e\u81f3-120 dB\u7684\u5931\u771f\u6c34\u5e73\u4ee5\u53ca\u5ef6\u4f38\u81f31 MHz\u7684\u9891\u7387\u8303\u56f4\u3002\u8fd9\u4e9b\u5206\u6790\u4eea\u6267\u884c\u5173\u952e\u6d4b\u8bd5\uff1a\u603b\u8c10\u6ce2\u5931\u771f\u52a0\u566a\u58f0\uff08THD+N\uff09\u3001\u4fe1\u566a\u6bd4\uff08SNR\uff09\u4ee5\u53ca\u901a\u9053\u95f4\u76f8\u4f4d\uff0c\u4ece\u800c\u5168\u9762\u5448\u73b0\u8bbe\u5907\u7684\u7ebf\u6027\u6027\u80fd\u3002.<\/p>\n

\"\u0645\u0643\u0628\u0631<\/p>\n

\u5bf9\u4e8e\u5b9e\u9645\u6fc0\u52b1\uff0c \u53ef\u7f16\u7a0b\u529f\u7387\u653e\u5927\u5668<\/strong> \u5728\u9a71\u52a8\u6362\u80fd\u5668\u6216\u6d4b\u8bd5\u529f\u7387\u8bbe\u5907\u65f6\u4e0d\u53ef\u6216\u7f3a\u3002\u6765\u81ea Axiomet<\/strong> \u0623\u0648 Krohn-Hite<\/strong> \u7684\u5355\u5143\u672c\u8eab\u5fc5\u987b\u5728\u6d4b\u8bd5\u8303\u56f4\u4e4b\u5916\u5177\u6709\u5e73\u5766\u7684\u9891\u7387\u54cd\u5e94\uff0c\u4ee5\u907f\u514d\u63a9\u76d6\u88ab\u6d4b\u8bbe\u5907\uff08DUT\uff09\u7684\u7279\u6027\u3002\u540c\u6837\uff0c\u9ad8\u8d28\u91cf\u7684 \u8d1f\u8f7d\u6a21\u62df\u5668<\/strong> \u0648 \u865a\u62df\u8d1f\u8f7d<\/strong> \u5728\u9ad8\u9891\u4e0b\u4fdd\u6301\u7eaf\u7535\u963b\u7279\u6027\uff0c\u5bf9\u4e8e\u653e\u5927\u5668\u6d4b\u8bd5\u81f3\u5173\u91cd\u8981\u3002\u4ece\u6a21\u62df\u5230\u6570\u5b57\u97f3\u9891\u7684\u8f6c\u53d8\u589e\u52a0\u4e86\u590d\u6742\u6027\uff0c\u9700\u8981\u80fd\u591f\u5904\u7406\u9ad8\u91c7\u6837\u7387\u6570\u5b57\u63a5\u53e3\uff08\u5982 I\u00b2S\u3001DSD\u548cHDMI eARC<\/strong>. \uff09\u7684\u8bbe\u5907\u3002\u6570\u5b57\u97f3\u9891\u5206\u6790\u4eea\u96c6\u6210\u4e86\u8fd9\u4e9b\u6570\u5b57\u53d1\u5c04\u5668\u548c\u63a5\u6536\u5668\uff0c\u80fd\u591f\u5bf9\u627f\u8f7d\u9ad8\u5206\u8fa8\u7387\u5185\u5bb9\u7684\u6570\u5b57\u6d41\u8fdb\u884c\u6296\u52a8\u6d4b\u91cf\u548c\u6bd4\u7279\u5b8c\u7f8e\u5206\u6790\u3002.<\/p>\n

\u7528\u4e8e\u8d85\u58f0\u6ce2\u548c\u5bbd\u5e26\u5206\u6790\u7684\u4e13\u4e1a\u4eea\u5668<\/h2>\n

\u5f53\u6d4b\u91cf\u8fdb\u5165\u8d85\u58f0\u6ce2\u8303\u56f4\uff08>100 kHz\uff09\u65f6\uff0c\u4e13\u4e1a\u5de5\u5177\u4fbf\u8131\u9896\u800c\u51fa\u3002. \u52a8\u6001\u4fe1\u53f7\u5206\u6790\u4eea\uff08DSA\uff09<\/strong>, \uff0c\u4f8b\u5982\u6765\u81ea Siglent<\/strong> \u0623\u0648 Keysight<\/strong>, \u7684\u4ea7\u54c1\uff0c\u5229\u7528\u5feb\u901f\u5085\u91cc\u53f6\u53d8\u6362\uff08FFT\uff09\u5206\u6790\u63d0\u4f9b\u6781\u9ad8\u5206\u8fa8\u7387\u7684\u9891\u57df\u89c6\u56fe\u3002\u5b83\u4eec\u64c5\u957f\u8bc6\u522b\u6807\u51c6\u97f3\u9891\u5206\u6790\u4eea\u53ef\u80fd\u9057\u6f0f\u7684\u566a\u58f0\u57fa\u5e95\u3001\u8c10\u632f\u548c\u5931\u771f\u4ea7\u7269\u3002\u5bf9\u4e8e\u6362\u80fd\u5668\u8bbe\u8ba1\u2014\u2014\u7279\u522b\u662f\u626c\u58f0\u5668\u3001\u9ea6\u514b\u98ce\u548c\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u2014\u2014 Klippel\u5206\u6790\u4eea\u7cfb\u7edf<\/strong> \u5904\u4e8e\u884c\u4e1a\u9886\u5148\u5730\u4f4d\u3002\u5176\u57fa\u4e8e\u6fc0\u5149\u7684\u6d4b\u91cf\u53ef\u4ee5\u5206\u522b\u63cf\u7ed8\u9a71\u52a8\u5668\u7684\u7ebf\u6027\u548c\u975e\u7ebf\u6027\u5931\u771f\uff0c\u4ece\u800c\u6df1\u5165\u4e86\u89e3\u8d85\u58f0\u6ce2\u533a\u57df\u4e2d\u9ad8\u9891\u6eda\u964d\u6216\u5206\u88c2\u6a21\u5f0f\u7684\u539f\u56e0\u3002.<\/p>\n

\u53e6\u4e00\u4e2a\u5173\u952e\u8bbe\u5907\u662f \u963b\u6297\u5206\u6790\u4eea<\/strong> \u0623\u0648 LCR\u8868<\/strong>. \u3002\u626c\u58f0\u5668\u6216\u8033\u673a\u9a71\u52a8\u5668\u7684\u963b\u6297\u66f2\u7ebf\u63ed\u793a\u4e86\u5176\u9ad8\u9891\u884c\u4e3a\u7684\u6df1\u523b\u4fe1\u606f\u3002\u8bf8\u5982 NI PXIe-4309<\/strong> \u0623\u0648 Hioki IM3590<\/strong> \u7b49\u5de5\u5177\u53ef\u6267\u884c\u4ece\u6beb\u8d6b\u5179\u5230\u6570\u5146\u8d6b\u5179\u7684\u626b\u9891\u963b\u6297\u6d4b\u91cf\uff0c\u63ed\u793a\u5f71\u54cd\u97f3\u9891\u6027\u80fd\u7684\u673a\u68b0\u8c10\u632f\u548c\u7535\u611f\u53d8\u5316\u3002\u5bf9\u4e8e\u73af\u5883\u53ca\u5e94\u529b\u6d4b\u8bd5\uff0c \u6c14\u5019\u8bd5\u9a8c\u7bb1<\/strong> \u5177\u6709\u7cbe\u786e\u7684\u6e29\u5ea6\u548c\u6e7f\u5ea6\u63a7\u5236\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u97f3\u9891\u8bbe\u5907\u4e2d\u7684\u5143\u4ef6\u503c\u548c\u6750\u6599\u7279\u6027\u4f1a\u968f\u73af\u5883\u6761\u4ef6\u53d8\u5316\uff0c\u76f4\u63a5\u5f71\u54cd\u9ad8\u9891\u7a33\u5b9a\u6027\u3002.<\/p>\n

\u6821\u51c6\u3001\u63a2\u5934\u53ca\u4fe1\u53f7\u94fe\u8def<\/h2>\n

\u4efb\u4f55\u6d4b\u91cf\u7684\u51c6\u786e\u6027\u90fd\u53d6\u51b3\u4e8e\u5176\u6821\u51c6\u548c\u4fe1\u53f7\u8def\u5f84\u7684\u5b8c\u6574\u6027\u3002. \u6821\u51c6\u6807\u51c6<\/strong>, \uff0c\u53ef\u8ffd\u6eaf\u81f3NIST\u7b49\u56fd\u5bb6\u673a\u6784\uff0c\u662f\u5206\u6790\u4eea\u5e74\u5ea6\u8ba4\u8bc1\u6240\u5fc5\u9700\u7684\u3002\u5bf9\u4e8e\u9ad8\u9891\u5de5\u4f5c\uff0c, \u6821\u51c6\u6d4b\u91cf\u9ea6\u514b\u98ce<\/strong> \uff08\u4f8b\u5982\u6765\u81ea GRAS Sound & Vibration<\/strong> \u0623\u0648 Bruel & Kjaer<\/strong>\u7684\u4ea7\u54c1\uff09\uff0c\u5176\u6269\u5c55\u5e73\u5766\u54cd\u5e94\u53ef\u8fbe50 kHz\u6216100 kHz\uff0c\u5bf9\u4e8e\u58f0\u5b66\u6d4b\u91cf\u81f3\u5173\u91cd\u8981\u3002\u8fd9\u4e9b\u9ea6\u514b\u98ce\u4e0e ICP\u00ae\uff08\u96c6\u6210\u7535\u8def\u538b\u7535\uff09\u9ea6\u514b\u98ce\u7535\u6e90\u548c\u524d\u7f6e\u653e\u5927\u5668<\/strong>.<\/p>\n

\u914d\u5957\u4f7f\u7528\u3002\u5728\u7535\u6c14\u65b9\u9762\uff0c, \u5dee\u5206\u63a2\u5934\u653e\u5927\u5668<\/strong> \u5141\u8bb8\u5bf9\u63a5\u5730\u8bbe\u5907\u8fdb\u884c\u6d6e\u52a8\u6d4b\u91cf\uff0c\u800c\u4e0d\u4f1a\u4ea7\u751f\u6ce8\u5165\u566a\u58f0\u7684\u63a5\u5730\u56de\u8def\u3002\u65e0\u6e90\u793a\u6ce2\u5668\u63a2\u5934\u53ef\u80fd\u4f1a\u8fc7\u5ea6\u52a0\u8f7d\u9ad8\u9891\u7535\u8def\uff1b; \u6709\u6e90FET\u63a2\u5934<\/strong> \u5177\u6709\u9ad8\u8f93\u5165\u963b\u6297\u548c\u8d85\u8fc7200 MHz\u5e26\u5bbd\uff0c\u5bf9\u4e8e\u63a2\u6d4b\u6570\u5b57\u97f3\u9891\u7ebf\u8def\u6216\u653e\u5927\u5668\u8f93\u51fa\u800c\u4e0d\u5931\u771f\u81f3\u5173\u91cd\u8981\u3002\u6240\u6709\u4e92\u8fde\u5668\u4ef6\u2014\u2014\u7535\u7f06\u3001\u8fde\u63a5\u5668\u548c\u9002\u914d\u5668<\/strong>\u2014\u2014\u5fc5\u987b\u8d28\u91cf\u4e0a\u4e58\uff0c\u5177\u5907\u575a\u56fa\u7684\u5c4f\u853d\uff0c\u5e76\u9488\u5bf9\u963b\u6297\uff08\u6570\u5b57\u4fe1\u53f7\u901a\u5e38\u4e3a50\u03a9\u621675\u03a9\uff0c\u6a21\u62df\u4fe1\u53f7\u4e3a600\u03a9\uff09\u8fdb\u884c\u8bbe\u8ba1\uff0c\u4ee5\u9632\u6b62\u9ad8\u9891\u4e0b\u7684\u53cd\u5c04\u548c\u635f\u8017\u3002.<\/p>\n

\u6570\u5b57\u524d\u6cbf\uff1a\u8f6f\u4ef6\u4e0e\u96c6\u6210\u7cfb\u7edf<\/h2>\n

\u6ca1\u6709\u63a7\u5236\u548c\u5206\u6790\u8f6f\u4ef6\uff0c\u786c\u4ef6\u5c06\u6beb\u65e0\u7528\u5904\u3002\u73b0\u4ee3\u7cfb\u7edf\u5982 Audio Precision\u7684APx500<\/strong> \u8f6f\u4ef6\u6216 Klippel\u7684Klippel Control Suite<\/strong> \u63d0\u4f9b\u81ea\u52a8\u5316\u6d4b\u8bd5\u5e8f\u5217\u3001\u5b9e\u65f6\u56fe\u5f62\u663e\u793a\u548c\u8be6\u5c3d\u7684\u6570\u636e\u8bb0\u5f55\u3002\u5b83\u4eec\u652f\u6301\u521b\u5efa\u81ea\u5b9a\u4e49\u6d4b\u91cf\uff0c\u4f8b\u5982\u572810 Hz\u81f3200 kHz\u7684\u5355\u6b21\u626b\u63cf\u4e2d\u7ed8\u5236THD+N\u4e0e\u9891\u7387\u7684\u5173\u7cfb\u56fe\u3002\u968f\u7740 \u97f3\u9891 over IP (AoIP)<\/strong> \u6807\u51c6\u5982 Dante<\/strong> \u0648 AES67<\/strong> \u7684\u5174\u8d77\uff0c\u4e5f\u4ea7\u751f\u4e86\u5bf9\u57fa\u4e8e\u7f51\u7edc\u7684\u5206\u6790\u5de5\u5177\u7684\u9700\u6c42\uff0c\u8fd9\u4e9b\u5de5\u5177\u80fd\u591f\u6d4b\u91cf\u6570\u636e\u5305\u5ef6\u8fdf\u3001\u6296\u52a8\u548c\u65f6\u949f\u540c\u6b65\u7cbe\u5ea6\u2014\u2014\u6240\u6709\u8fd9\u4e9b\u56e0\u7d20\u90fd\u53ef\u80fd\u964d\u4f4e\u7f51\u7edc\u7cfb\u7edf\u4e2d\u9ad8\u9891\u97f3\u9891\u7684\u5b8c\u6574\u6027\u3002.<\/p>\n

\u5bf9\u4e8e\u7814\u53d1\u548c\u6545\u969c\u5206\u6790\uff0c, \u9ad8\u901f\u6570\u5b57\u5b58\u50a8\u793a\u6ce2\u5668 (DSO)<\/strong> \u5177\u6709\u6df1\u5ea6\u5185\u5b58\uff0c\u4f8b\u5982 Teledyne LeCroy HDO8000<\/strong> \u7cfb\u5217\uff0c\u80fd\u591f\u6355\u83b7\u77ac\u6001\u97f3\u9891\u4e8b\u4ef6\u6216\u590d\u6742\u6570\u5b57\u6570\u636e\u5305\u7684\u957f\u65f6\u957f\u3001\u9ad8\u91c7\u6837\u7387\u6ce2\u5f62\u3002\u8fd9\u4e9b\u6570\u636e\u968f\u540e\u53ef\u8fdb\u884c\u79bb\u7ebf\u5904\u7406\uff0c\u4ee5\u8be6\u7ec6\u68c0\u67e5\u5f02\u5e38\u60c5\u51b5\u3002\u96c6\u6210\u662f\u5173\u952e\uff1a\u6700\u5148\u8fdb\u7684\u5b9e\u9a8c\u5ba4\u91c7\u7528 PXIe\u6216AXIe\u6a21\u5757\u5316\u673a\u7bb1\u7cfb\u7edf<\/strong>, \uff0c\u5c06\u53d1\u751f\u5668\u3001\u5206\u6790\u4eea\u3001\u793a\u6ce2\u5668\u548c\u5f00\u5173\u6a21\u5757\u96c6\u6210\u5728\u4e00\u4e2a\u540c\u6b65\u5e73\u53f0\u4e0a\uff0c\u7531\u5355\u4e00\u8f6f\u4ef6\u73af\u5883\u63a7\u5236\uff0c\u5b9e\u73b0\u65e0\u7f1d\u6df7\u5408\u4fe1\u53f7\u6d4b\u8bd5\u3002.<\/p>\n

\u8bbe\u5907\u9009\u62e9\uff1a2024\u5e74\u5e02\u573a\u6982\u89c8<\/h2>\n

\u9009\u62e9\u5408\u9002\u7684\u8bbe\u5907\u9700\u8981\u5e73\u8861\u89c4\u683c\u3001\u9884\u7b97\u548c\u672a\u6765\u9700\u6c42\u3002\u5e02\u573a\u5df2\u663e\u8457\u8f6c\u5411\u8f6f\u4ef6\u5b9a\u4e49\u7684\u4eea\u5668\u4ee5\u53ca\u4e8c\u624b\/\u7ffb\u65b0\u9ad8\u6863\u8bbe\u5907\uff0c\u4f7f\u4e13\u4e1a\u80fd\u529b\u66f4\u52a0\u6613\u4e8e\u83b7\u53d6\u3002\u4ee5\u4e0b\u662f\u6838\u5fc3\u8bbe\u5907\u7c7b\u522b\u3001\u4ee3\u8868\u6027\u578b\u53f7\u53ca\u5173\u952e\u89c4\u683c\u7684\u5bf9\u6bd4\u3002.<\/p>\n\n\n\n\n\n\n\n\n\n\n
\u8bbe\u5907\u7c7b\u522b<\/th>\n\u4ee3\u8868\u6027\u578b\u53f7<\/th>\n\u5173\u952e\u9ad8\u9891\u89c4\u683c<\/th>\n\u53c2\u8003\u4ef7\u683c\u8303\u56f4\uff08\u7f8e\u5143\uff09<\/th>\n\u4e3b\u8981\u5e94\u7528\u573a\u666f<\/th>\n<\/tr>\n<\/thead>\n
\u9ad8\u6027\u80fd\u97f3\u9891\u5206\u6790\u4eea<\/strong><\/td>\nAudio Precision APx555 B, R&S UPV-A<\/td>\n\u751f\u6210\u4e0e\u5206\u6790\u5e26\u5bbd\uff1aDC\u81f31 MHz\uff0cTHD+N\uff1a< -120 dB\uff081 kHz\uff09<\/td>\n30,000 \u2013 60,000+<\/td>\n\u53c2\u8003\u7ea7\u6a21\u62df\u4e0e\u6570\u5b57\u97f3\u9891\u6d4b\u8bd5<\/td>\n<\/tr>\n
\u6a21\u5757\u5316\/\u7cfb\u7edf\u5206\u6790\u4eea<\/strong><\/td>\nNational Instruments PXIe-449x, VXIQ<\/td>\n\u901a\u9053\u6570\uff1a\u53ef\u6269\u5c55\uff0c\u5e26\u5bbd\uff1a\u6bcf\u901a\u9053\u9ad8\u8fbe500 kHz<\/td>\n15,000 \u2013 50,000\uff08\u7cfb\u7edf\uff09<\/td>\n\u591a\u901a\u9053\u3001\u81ea\u52a8\u5316\u751f\u4ea7\u6d4b\u8bd5<\/td>\n<\/tr>\n
\u52a8\u6001\u4fe1\u53f7\u5206\u6790\u4eea\uff08FFT\uff09<\/strong><\/td>\nKeysight 35670A, Siglent SSA3000X-R<\/td>\n\u9891\u7387\u8303\u56f4\uff1aDC\u81f3100+ MHz\uff0c\u52a8\u6001\u8303\u56f4\uff1a> 90 dB<\/td>\n8,000 \u2013 25,000<\/td>\n\u6df1\u5ea6\u9891\u8c31\u5206\u6790\u3001\u632f\u52a8\u3001\u566a\u58f0<\/td>\n<\/tr>\n
LCR\/\u963b\u6297\u5206\u6790\u4eea<\/strong><\/td>\nHioki IM3590, Wayne Kerr 6500B<\/td>\n\u9891\u7387\u8303\u56f4\uff1a0.1 Hz\u81f35 MHz\uff0c\u57fa\u672c\u7cbe\u5ea6\uff1a0.05%<\/td>\n7,000 \u2013 20,000<\/td>\n\u9a71\u52a8\u5668\/\u5143\u4ef6\u963b\u6297\u3001\u7f51\u7edc\u5206\u6790<\/td>\n<\/tr>\n
\u0645\u064a\u0643\u0631\u0648\u0641\u0648\u0646 \u0642\u064a\u0627\u0633 \u0645\u064f\u0639\u0627\u064a\u0631.<\/strong><\/td>\nGRAS 46BE 1\/4\u2033\u060c B&K 4138<\/td>\n\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0631\u062f\u062f: 4 \u0647\u0631\u062a\u0632 \u0625\u0644\u0649 70 \u0643\u064a\u0644\u0648 \u0647\u0631\u062a\u0632 (\u00b12 \u062f\u064a\u0633\u064a\u0628\u0644)<\/td>\n$2,000 \u2013 $4,000 (\u0644\u0643\u0644 \u0648\u062d\u062f\u0629)<\/td>\n\u0645\u0631\u062c\u0639 \u0642\u064a\u0627\u0633 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0635\u0648\u062a\u064a<\/td>\n<\/tr>\n
\u0631\u0627\u0633\u0645 \u0625\u0634\u0627\u0631\u0629 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<\/strong><\/td>\nTeledyne LeCroy HDO8108\u060c Rigol MSO8000<\/td>\n\u0639\u0631\u0636 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0631\u062f\u062f\u064a: 1 \u062c\u064a\u062c\u0627 \u0647\u0631\u062a\u0632 \u0641\u0623\u0643\u062b\u0631\u060c \u0645\u0639\u062f\u0644 \u0623\u062e\u0630 \u0627\u0644\u0639\u064a\u0646\u0627\u062a: 5+ \u062c\u064a\u062c\u0627 \u0639\u064a\u0646\u0629\/\u062b\u0627\u0646\u064a\u0629<\/td>\n$5,000 \u2013 $30,000+<\/td>\n\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0635\u0648\u062a \u0627\u0644\u0631\u0642\u0645\u064a\u060c \u0648\u0627\u0644\u0627\u0631\u062a\u0639\u0627\u0634 (Jitter)\u060c \u0648\u0627\u0644\u0639\u0627\u0628\u0631 (Transient)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u0627\u0644\u062e\u0644\u0627\u0635\u0629: \u0628\u0646\u0627\u0621 \u0645\u0646\u0635\u0629 \u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u0645\u0633\u062a\u0642\u0628\u0644<\/h2>\n

\u064a\u062a\u0642\u0627\u0631\u0628 \u0645\u0634\u0647\u062f \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0635\u0648\u062a \u0639\u0627\u0644\u064a \u0627\u0644\u062a\u0631\u062f\u062f \u0645\u0639 \u0645\u0646\u0647\u062c\u064a\u0627\u062a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0631\u0627\u062f\u064a\u0648\u064a\u0629 \u0648\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0623\u0648\u0633\u0639 \u0646\u0637\u0627\u0642\u064b\u0627. \u064a\u064f\u0639\u062f \u0627\u0644\u0627\u0633\u062a\u062b\u0645\u0627\u0631 \u0641\u064a \u0645\u0639\u062f\u0627\u062a \u0630\u0627\u062a \u0647\u0627\u0645\u0634 \u0646\u0637\u0627\u0642 \u062a\u0631\u062f\u062f\u064a \u0643\u0627\u0641\u064d\u060c \u0648\u0647\u0646\u062f\u0633\u0629 \u0645\u0639\u064a\u0627\u0631\u064a\u0629\u060c \u0648\u062f\u0639\u0645 \u0628\u0631\u0645\u062c\u064a \u0642\u0648\u064a \u0623\u0645\u0631\u064b\u0627 \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629. \u0633\u0648\u0627\u0621 \u0643\u0646\u062a \u062a\u0624\u0647\u0644 \u0645\u0634\u0641\u0631 \u0627\u0644\u0635\u0648\u062a (Codec) \u0644\u0647\u0627\u062a\u0641 \u0630\u0643\u064a \u062c\u062f\u064a\u062f\u060c \u0623\u0648 \u062a\u0636\u0645\u0646 \u062f\u0642\u0629 \u0645\u064a\u0643\u0631\u0648\u0641\u0648\u0646 \u0627\u0633\u062a\u0648\u062f\u064a\u0648\u060c \u0623\u0648 \u062a\u062e\u062a\u0628\u0631 \u0645\u0639\u062f\u0627\u062a \u062a\u0646\u0638\u064a\u0641 \u0628\u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0641\u0648\u0642 \u0627\u0644\u0635\u0648\u062a\u064a\u0629\u060c \u062a\u0638\u0644 \u0627\u0644\u0645\u0628\u0627\u062f\u0626 \u062b\u0627\u0628\u062a\u0629: \u0641\u0647\u0645 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062c\u0647\u0627\u0632 \u0642\u064a\u062f \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 (DUT)\u060c \u0648\u0636\u0645\u0627\u0646 \u0634\u0641\u0627\u0641\u064a\u0629 \u0645\u0633\u0627\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0629\u060c \u0648\u0627\u062e\u062a\u064a\u0627\u0631 \u0623\u062f\u0648\u0627\u062a \u062a\u062a\u062c\u0627\u0648\u0632 \u0645\u0648\u0627\u0635\u0641\u0627\u062a\u0647\u0627 \u062d\u062f\u0648\u062f \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643. \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u062c\u0645\u0639 \u0627\u0644\u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a \u0628\u064a\u0646 \u0627\u0644\u0623\u062f\u0648\u0627\u062a \u0627\u0644\u0645\u0630\u0643\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647\u060c \u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u062a\u062d\u0642\u064a\u0642 \u0642\u064a\u0627\u0633\u0627\u062a \u0645\u0648\u062b\u0648\u0642\u0629 \u0648\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0643\u0631\u0627\u0631 \u062a\u062f\u0641\u0639 \u062d\u062f\u0648\u062f \u062c\u0648\u062f\u0629 \u0627\u0644\u0635\u0648\u062a \u0648\u0627\u0644\u0627\u0628\u062a\u0643\u0627\u0631.<\/p>\n

\n

\u0623\u0633\u0626\u0644\u0629 \u0648\u0623\u062c\u0648\u0628\u0629 \u0645\u0647\u0646\u064a\u0629 \u062d\u0648\u0644 \u0642\u064a\u0627\u0633 \u0627\u0644\u0635\u0648\u062a \u0639\u0627\u0644\u064a \u0627\u0644\u062a\u0631\u062f\u062f<\/h3>\n

\u0627\u0644\u0633\u0624\u0627\u0644 \u0627\u0644\u0623\u0648\u0644: \u0643\u0645 \u0645\u0631\u0629 \u064a\u062c\u0628 \u0645\u0639\u0627\u064a\u0631\u0629 \u0645\u062d\u0644\u0644 \u0627\u0644\u0635\u0648\u062a \u0627\u0644\u062e\u0627\u0635 \u0628\u064a \u0644\u0644\u0639\u0645\u0644 \u0639\u0627\u0644\u064a \u0627\u0644\u062a\u0631\u062f\u062f\u060c \u0648\u0645\u0627\u0630\u0627 \u062a\u062a\u0636\u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u064a\u0631\u0629\u061f<\/strong>
\n\u0641\u062a\u0631\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u064a\u0631\u0629 \u0639\u0627\u062f\u0629 \u0645\u0627 \u062a\u0643\u0648\u0646 \u0633\u0646\u0648\u064a\u0629 \u0644\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0628\u0631\u064a\u0629 \u0627\u0644\u062d\u0631\u062c\u0629\u060c \u0648\u0641\u0642\u064b\u0627 \u0644\u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0623\u0648 ISO 17025. \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u062a\u062d\u062f\u064a\u062f\u064b\u0627\u060c \u062a\u062a\u062d\u0642\u0642 \u0627\u0644\u0645\u0639\u0627\u064a\u0631\u0629 \u0645\u0646 \u0627\u0633\u062a\u0648\u0627\u0621 \u0648\u062f\u0642\u0629 \u062e\u0631\u062c \u0627\u0644\u0645\u0648\u0644\u062f \u0648\u0645\u062f\u062e\u0644 \u0627\u0644\u0645\u062d\u0644\u0644 \u0639\u0628\u0631 \u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0643\u0627\u0645\u0644 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u062d\u062a\u0649 1 \u0645\u064a\u062c\u0627 \u0647\u0631\u062a\u0632)\u060c \u0648\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u062a\u0634\u0648\u064a\u0647 \u0639\u0646\u062f \u062a\u0631\u062f\u062f\u0627\u062a \u0645\u062e\u062a\u0644\u0641\u0629\u060c \u0648\u062f\u0642\u0629 \u0623\u064a \u0648\u0627\u062c\u0647\u0627\u062a \u0631\u0642\u0645\u064a\u0629 \u0645\u062f\u0645\u062c\u0629. \u062a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0639\u0627\u064a\u0631\u0629 \u0645\u0639\u0627\u064a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u062a\u0628\u0639 \u0644\u062a\u0635\u062d\u064a\u062d \u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0623\u062c\u0647\u0632\u0629. \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0643\u062b\u0641 \u0623\u0648 \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062a\u0642\u0644\u0628\u0627\u062a \u0627\u0644\u0643\u0628\u064a\u0631\u0629 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0642\u062f \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0639\u0627\u064a\u0631\u0629 \u0627\u0644\u0623\u0643\u062b\u0631 \u062a\u0643\u0631\u0627\u0631\u064b\u0627 (\u0646\u0635\u0641 \u0633\u0646\u0648\u064a\u0629) \u0636\u0631\u0648\u0631\u064a\u0629.<\/p>\n

\u0627\u0644\u0633\u0624\u0627\u0644 \u0627\u0644\u062b\u0627\u0646\u064a: \u0639\u0646\u062f \u0642\u064a\u0627\u0633 \u0625\u062c\u0645\u0627\u0644\u064a \u0627\u0644\u062a\u0634\u0648\u064a\u0647 \u0627\u0644\u062a\u0648\u0627\u0641\u0642\u064a \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u0636\u0648\u0636\u0627\u0621 (THD+N) \u0644\u0645\u0643\u0628\u0631 \u0627\u0644\u0635\u0648\u062a \u0639\u0646\u062f \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629 (\u0645\u062b\u0644 40 \u0643\u064a\u0644\u0648 \u0647\u0631\u062a\u0632)\u060c \u0644\u0645\u0627\u0630\u0627 \u062a\u0628\u062f\u0648 \u0646\u062a\u064a\u062c\u062a\u064a \u0623\u0643\u062b\u0631 \u0636\u0648\u0636\u0627\u0621 \u0648\u0623\u0642\u0644 \u062f\u0642\u0629\u061f<\/strong>
\n\u0647\u0630\u0627 \u0623\u0645\u0631 \u0645\u062a\u0648\u0642\u0639. \u062c\u0645\u064a\u0639 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0646\u0634\u0637\u0629 \u062a\u0638\u0647\u0631 \u0632\u064a\u0627\u062f\u0629 \u0641\u064a \u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0645\u0639 \u0632\u064a\u0627\u062f\u0629 \u0639\u0631\u0636 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0631\u062f\u062f\u064a (\u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0633\u062a\u0648\u0649 \u0623\u0631\u0636\u064a\u0629 \u0627\u0644\u0636\u0648\u0636\u0627\u0621). \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0630\u0644\u0643\u060c \u062a\u0638\u0647\u0631 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0645\u0643\u0628\u0631\u0627\u062a \u0627\u0644\u0635\u0648\u062a \u062a\u0634\u0648\u064a\u0647\u064b\u0627 \u0645\u062a\u0632\u0627\u064a\u062f\u064b\u0627 \u0645\u0639 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u0631\u062f\u062f \u0628\u0633\u0628\u0628 \u0627\u0646\u062e\u0641\u0627\u0636 \u0643\u0633\u0628 \u0627\u0644\u062d\u0644\u0642\u0629 (Loop Gain) \u0648\u0642\u064a\u0648\u062f \u0645\u0639\u062f\u0644 \u0627\u0644\u0627\u0646\u062d\u062f\u0627\u0631 (Slew Rate). \u062a\u0623\u0643\u062f \u0645\u0646 \u0636\u0628\u0637 \u0639\u0631\u0636 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0631\u062f\u062f\u064a \u0644\u0644\u0642\u064a\u0627\u0633 \u0628\u0634\u0643\u0644 \u0645\u0646\u0627\u0633\u0628 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0645\u0631\u0634\u062d \u062a\u0645\u0631\u064a\u0631 \u0645\u0646\u062e\u0641\u0636 80 \u0643\u064a\u0644\u0648 \u0647\u0631\u062a\u0632) \u0644\u0627\u0633\u062a\u0628\u0639\u0627\u062f \u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0641\u0648\u0642 \u0627\u0644\u0635\u0648\u062a\u064a\u0629 \u062e\u0627\u0631\u062c \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u064a \u0642\u062f \u064a\u0644\u062a\u0642\u0637\u0647\u0627 \u0627\u0644\u0645\u062d\u0644\u0644. \u0627\u0633\u062a\u062e\u062f\u0645 \u062e\u0627\u0635\u064a\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637 (Averaging) \u0641\u064a \u0627\u0644\u0645\u062d\u0644\u0644 \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a\u0629\u060c \u0648\u062a\u062d\u0642\u0642 \u0645\u0646 \u0623\u0646 \u0627\u0644\u062d\u0645\u0644 \u064a\u0645\u0643\u0646\u0647 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 \u0639\u0646\u062f \u062a\u0644\u0643 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u062f\u0648\u0646 \u0623\u0646 \u064a\u0635\u0628\u062d \u062a\u0641\u0627\u0639\u0644\u064a\u064b\u0627 (Reactive).<\/p>\n

\u0627\u0644\u0633\u0624\u0627\u0644 \u0627\u0644\u062b\u0627\u0644\u062b: \u0645\u0627 \u0647\u0648 \u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0639\u0646\u062f \u0625\u062c\u0631\u0627\u0621 \u0642\u064a\u0627\u0633\u0627\u062a \u0635\u0648\u062a\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u064a\u0643\u0631\u0648\u0641\u0648\u0646\u061f<\/strong>
\n\u0627\u0644\u062a\u0648\u062c\u064a\u0647 \u063a\u064a\u0631 \u0627\u0644\u0635\u062d\u064a\u062d \u0644\u0644\u0645\u064a\u0643\u0631\u0648\u0641\u0648\u0646 \u0648\u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0627\u0644\u062d\u064a\u0648\u062f (Diffraction) \u0647\u064a \u0645\u0637\u0628\u0627\u062a \u0631\u0626\u064a\u0633\u064a\u0629. \u0639\u0646\u062f \u0623\u0637\u0648\u0627\u0644 \u0645\u0648\u062c\u064a\u0629 \u0623\u0642\u0635\u0631 \u0645\u0646 \u0628\u0636\u0639\u0629 \u0633\u0646\u062a\u064a\u0645\u062a\u0631\u0627\u062a (\u062a\u0631\u062f\u062f\u0627\u062a \u0623\u0639\u0644\u0649 \u0645\u0646 ~10 \u0643\u064a\u0644\u0648 \u0647\u0631\u062a\u0632)\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062f\u064a \u0627\u0644\u0648\u062c\u0648\u062f \u0627\u0644\u0641\u0639\u0644\u064a \u0644\u0644\u0645\u064a\u0643\u0631\u0648\u0641\u0648\u0646 \u0648\u062d\u0627\u0645\u0644\u0647 \u0625\u0644\u0649 \u0625\u0646\u0634\u0627\u0621 \u0627\u0646\u0639\u0643\u0627\u0633\u0627\u062a \u0648\u062d\u064a\u0648\u062f \u062a\u0634\u0648\u0647 \u0627\u0644\u0627\u0633\u062a\u062c\u0627\u0628\u0629. \u0627\u062a\u0628\u0639 \u062f\u0627\u0626\u0645\u064b\u0627 \u0627\u0644\u062a\u0648\u062c\u064a\u0647 \u0627\u0644\u0645\u0648\u0635\u0649 \u0628\u0647 \u0645\u0646 \u0642\u0628\u0644 \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 (\u0639\u0627\u062f\u0629\u064b \u0628\u0632\u0627\u0648\u064a\u0629 0\u00b0 \u0623\u0648 90\u00b0) \u0648\u0627\u0633\u062a\u062e\u062f\u0645 \u062d\u0627\u0645\u0644\u064b\u0627 \u0631\u0641\u064a\u0639\u064b\u0627 \u0648\u0634\u0641\u0627\u0641\u064b\u0627 \u0635\u0648\u062a\u064a\u064b\u0627. \u0639\u0644\u0627\u0648\u0629 \u0639\u0644\u0649 \u0630\u0644\u0643\u060c \u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0645\u0639\u0627\u064a\u0631\u0629 \u0627\u0644\u0645\u064a\u0643\u0631\u0648\u0641\u0648\u0646 \u0627\u0644\u0645\u0639\u0644\u0646\u0629 \u0644\u0644\u062d\u0642\u0644 \u0627\u0644\u062d\u0631 (Free-field) \u0623\u0648 \u0627\u0644\u062d\u0642\u0644 \u0627\u0644\u0636\u063a\u0637\u064a (Pressure-field) \u062a\u062a\u0637\u0627\u0628\u0642 \u0645\u0639 \u0625\u0639\u062f\u0627\u062f \u0627\u0644\u0642\u064a\u0627\u0633 \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0627\u0644\u062d\u0642\u0644 \u0627\u0644\u062d\u0631 \u0644\u0644\u0642\u064a\u0627\u0633\u0627\u062a \u0641\u064a \u0645\u0633\u0627\u062d\u0629 \u0639\u0627\u0643\u0633\u0629).<\/p>\n

\u0627\u0644\u0633\u0624\u0627\u0644 \u0627\u0644\u0631\u0627\u0628\u0639: \u0645\u0639 \u0638\u0647\u0648\u0631 \u0627\u0644\u0635\u0648\u062a \u0627\u0644\u0631\u0642\u0645\u064a \u0628\u0645\u0639\u062f\u0644\u0627\u062a 192 \u0643\u064a\u0644\u0648 \u0647\u0631\u062a\u0632 \u0648 384 \u0643\u064a\u0644\u0648 \u0647\u0631\u062a\u0632\u060c \u0645\u0627 \u0647\u064a \u0642\u064a\u0627\u0633\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0639\u0627\u0634 (Jitter) \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0627\u0644\u0645\u0647\u0645\u0629 \u0644\u0644\u0623\u062f\u0627\u0621 \u0639\u0627\u0644\u064a \u0627\u0644\u062a\u0631\u062f\u062f\u061f<\/strong>
\n\u0639\u0646\u062f \u0645\u0639\u062f\u0644\u0627\u062a \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u064a\u0635\u0628\u062d \u062a\u0648\u0642\u064a\u062a \u0633\u0627\u0639\u0629 \u0627\u0644\u0627\u0631\u062a\u0639\u0627\u0634 (Clock Jitter) \u0623\u0643\u062b\u0631 \u0623\u0647\u0645\u064a\u0629 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0641\u062a\u0631\u0629 \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0623\u0642\u0635\u0631. \u064a\u062c\u0628 \u0642\u064a\u0627\u0633 \u0643\u0644 \u0645\u0646 \u0627\u0631\u062a\u0639\u0627\u0634 \u0627\u0644\u0641\u062a\u062d\u0629 (Aperture Jitter)<\/strong> (\u0627\u0644\u0630\u064a \u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u0644\u0645\u062d\u0648\u0644 \u0627\u0644\u062a\u0646\u0627\u0638\u0631\u064a \u0627\u0644\u0631\u0642\u0645\u064a ADC) \u0648 \u0627\u0631\u062a\u0639\u0627\u0634 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 (Interface Jitter)<\/strong> (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0639\u0644\u0649 \u062e\u0637\u0648\u0637 I\u00b2S \u0623\u0648 S\/PDIF). \u062a\u062d\u0644\u064a\u0644 \u0637\u064a\u0641 \u0627\u0644\u0627\u0631\u062a\u0639\u0627\u0634 (Jitter Spectrum Analysis) \u0623\u0643\u062b\u0631 \u0642\u064a\u0645\u0629 \u0645\u0646 \u0645\u062c\u0631\u062f \u0642\u064a\u0645\u0629 RMS\u060c \u062d\u064a\u062b \u064a\u0645\u0643\u0646 \u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0639\u0627\u0634 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f \u0623\u0646 \u062a\u0646\u0639\u0643\u0633 (Alias) \u0625\u0644\u0649 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u0645\u0633\u0645\u0648\u0639 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u062a\u0634\u0643\u064a\u0644 \u0627\u0644\u0628\u064a\u0646\u064a (Intermodulation). \u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u062d\u0644\u0644\u064b\u0627 \u0645\u0632\u0648\u062f\u064b\u0627 \u0628\u0628\u0631\u0646\u0627\u0645\u062c \u0645\u062e\u0635\u0635 \u0644\u0642\u064a\u0627\u0633 \u0627\u0644\u0627\u0631\u062a\u0639\u0627\u0634 \u0644\u0641\u0635\u0644 \u0627\u0644\u0627\u0631\u062a\u0639\u0627\u0634 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a (Random) \u0648\u0627\u0644\u062d\u062a\u0645\u064a (Deterministic) \u0648\u0642\u064a\u0627\u0633 \u0645\u062d\u062a\u0648\u0627\u0647 \u0627\u0644\u0637\u064a\u0641\u064a \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0635\u0648\u062a\u064a\u0629.<\/p>","protected":false},"excerpt":{"rendered":"

Accurate measurement of high audio frequency response is critical across industries\u2014from high-fidelity audio manufacturing and telecommunications to aerospace and medical device testing. As audio technology advances, with formats like high-resolution audio and immersive sound becoming standard, the demand for precise, reliable test equipment has never been greater. This guide explores the essential tools for characterizing […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9307","post","type-post","status-publish","format-standard","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/posts\/9307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/comments?post=9307"}],"version-history":[{"count":1,"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/posts\/9307\/revisions"}],"predecessor-version":[{"id":9308,"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/posts\/9307\/revisions\/9308"}],"wp:attachment":[{"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/media?parent=9307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/categories?post=9307"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zehsm.com\/ar\/wp-json\/wp\/v2\/tags?post=9307"}],"curies":[{"name":"\u0648\u0648\u0631\u062f\u0628\u0631\u064a\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}