{"id":2052,"date":"2020-02-27T08:25:31","date_gmt":"2020-02-27T04:55:31","guid":{"rendered":"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/"},"modified":"2021-12-27T16:32:57","modified_gmt":"2021-12-27T13:02:57","slug":"%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84","status":"publish","type":"post","link":"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/","title":{"rendered":"\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644"},"content":{"rendered":"<p><strong>\u06cc\u06a9 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644<\/strong> \u06cc\u06a9 \u0646\u0648\u0639 \u062e\u0627\u0635 \u0627\u0632 \u0645\u062f\u0627\u0631 \u062f\u0648 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href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87_%D8%BA%DB%8C%D8%B1_%D9%81%D8%B9%D8%A7%D9%84\" title=\"\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644\">\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D8%A7%D8%AA%D8%B5%D8%A7%D9%84%D8%A7%D8%AA_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87\" title=\"\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647\">\u0627\u062a\u0635\u0627\u0644\u0627\u062a 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href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D8%AF%D8%B1%D8%AC%D9%87_%D9%87%D8%A7%DB%8C_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81\" title=\"\u062f\u0631\u062c\u0647 \u0647\u0627\u06cc \u062a\u0636\u0639\u06cc\u0641\">\u062f\u0631\u062c\u0647 \u0647\u0627\u06cc \u062a\u0636\u0639\u06cc\u0641<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%D8%AF%D8%B3%DB%8C_%D8%A8%D9%84\" title=\"\u062a\u0636\u0639\u06cc\u0641 \u062f\u0633\u06cc \u0628\u0644\">\u062a\u0636\u0639\u06cc\u0641 \u062f\u0633\u06cc \u0628\u0644<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D9%85%D8%AB%D8%A7%D9%84_%D8%B4%D9%85%D8%A7%D8%B1%D9%87_1_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87_%D9%87%D8%A7%DB%8C_%D8%BA%DB%8C%D8%B1_%D9%81%D8%B9%D8%A7%D9%84\" title=\"\u0645\u062b\u0627\u0644 \u0634\u0645\u0627\u0631\u0647 1 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644\">\u0645\u062b\u0627\u0644 \u0634\u0645\u0627\u0631\u0647 1 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D8%AC%D8%AF%D9%88%D9%84_%D8%AA%D9%84%D9%81%D8%A7%D8%AA_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87\" title=\"\u062c\u062f\u0648\u0644 \u062a\u0644\u0641\u0627\u062a \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647\u00a0 \">\u062c\u062f\u0648\u0644 \u062a\u0644\u0641\u0627\u062a \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647\u00a0 <\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D8%B7%D8%B1%D8%A7%D8%AD%DB%8C_%D9%87%D8%A7%DB%8C_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87_%D8%BA%DB%8C%D8%B1_%D9%81%D8%B9%D8%A7%D9%84\" title=\"\u0637\u0631\u0627\u062d\u06cc \u0647\u0627\u06cc 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href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87_%D9%87%D8%A7%DB%8C_%D8%AA%D8%BA%DB%8C%DB%8C%D8%B1_%DB%8C%D8%A7%D9%81%D8%AA%D9%87\" title=\"\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u06cc\u0627\u0641\u062a\u0647\">\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u06cc\u0627\u0641\u062a\u0647<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87_%D8%AA%D8%BA%DB%8C%DB%8C%D8%B1_%DB%8C%D8%A7%D9%81%D8%AA%D9%87\" title=\"\u062a\u0636\u0639\u06cc\u0641 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href=\"https:\/\/digighate.com\/blog\/%d8%aa%d8%b6%d8%b9%db%8c%d9%81-%da%a9%d9%86%d9%86%d8%af%d9%87-%d8%ba%db%8c%d8%b1-%d9%81%d8%b9%d8%a7%d9%84\/#%D8%AC%D8%AF%D9%88%D9%84_%D8%AA%D9%84%D9%81%D8%A7%D8%AA_%D8%AA%D8%B5%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87\" title=\"\u062c\u062f\u0648\u0644 \u062a\u0644\u0641\u0627\u062a \u062a\u0635\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647\">\u062c\u062f\u0648\u0644 \u062a\u0644\u0641\u0627\u062a \u062a\u0635\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87_%D8%BA%DB%8C%D8%B1_%D9%81%D8%B9%D8%A7%D9%84\"><\/span><strong>\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06cc\u06a9 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u06cc\u06a9 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decoding=\"async\" class=\"aligncenter wp-image-5113\" src=\"https:\/\/digighate.com\/blog\/wp-content\/uploads\/2021\/12\/3-25-1500px-5.png\" alt=\"\" width=\"588\" height=\"304\" \/><\/p>\n<p>\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627 \u0645\u0639\u06a9\u0648\u0633 \u062a\u0642\u0648\u06cc\u062a \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627 \u0647\u0633\u062a\u0646\u062f \u0643\u0647 \u0628\u0627 \u0645\u062f\u0627\u0631 \u062a\u0642\u0633\u064a\u0645 \u0643\u0646\u0646\u062f\u0647 \u0648\u0644\u062a\u0627\u0698 \u0645\u0642\u0627\u0648\u0645\u062a\u06cc\u060c \u0622\u0646\u0647\u0627 \u0628\u0647\u0631\u0647 \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u0648 \u06cc\u06a9 \u0646\u0648\u0639 \u00a0\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0646\u0648\u0639\u06cc \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0645\u06cc\u0632\u0627\u0646 \u062a\u0636\u0639\u06cc\u0641 \u062f\u0631 \u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u0645\u0639\u06cc\u0646 \u0628\u0627 \u0646\u0633\u0628\u062a: \u062e\u0631\u0648\u062c\u06cc \/ \u0648\u0631\u0648\u062f\u06cc \u062a\u0639\u06cc\u06cc\u0646 \u0645\u06cc \u0634\u0648\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u0648\u0644\u062a\u0627\u0698 \u0648\u0631\u0648\u062f\u06cc \u0628\u0647 \u06cc\u06a9 \u0645\u062f\u0627\u0631 1 \u0648\u0644\u062a (1V) \u0628\u0627\u0634\u062f \u0648 \u0648\u0644\u062a\u0627\u0698 \u062e\u0631\u0648\u062c\u06cc 1 \u0645\u06cc\u0644\u06cc \u0648\u0644\u062a (1mV) \u0628\u0627\u0634\u062f\u060c \u0633\u067e\u0633 \u0645\u06cc\u0632\u0627\u0646 \u062a\u0636\u0639\u06cc\u0641 mV \/ 1V1 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 0.001 \u06cc\u0627 \u06a9\u0627\u0647\u0634\u06cc 1,000 \u0627\u0633\u062a.<\/p>\n<p>\u0628\u0627 \u0627\u06cc\u0646 \u0648\u062c\u0648\u062f\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u0633\u0628\u062a\u0647\u0627\u06cc \u0648\u0644\u062a\u0627\u0698\u060c \u062c\u0631\u06cc\u0627\u0646 \u0648 \u06cc\u0627 \u062d\u062a\u06cc \u062a\u0648\u0627\u0646 \u0628\u0631\u0627\u06cc \u062a\u0639\u06cc\u06cc\u0646 \u06cc\u0627 \u0628\u06cc\u0627\u0646 \u0645\u06cc\u0632\u0627\u0646 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0647 \u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0645\u0642\u0627\u0648\u0645\u062a\u06cc \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f\u060c <strong>\u0639\u0627\u0645\u0644 \u062a\u0636\u0639\u06cc\u0641 <\/strong>\u0646\u0627\u0645\u06cc\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u06af\u06cc\u062c \u06a9\u0646\u0646\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0628\u0631\u0627\u06cc \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631\u0641\u0639\u0627\u0644 \u0645\u06cc\u0632\u0627\u0646 \u062a\u0636\u0639\u06cc\u0641 \u0622\u0646 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u0642\u06cc\u0627\u0633 \u0644\u06af\u0627\u0631\u06cc\u062a\u0645\u06cc \u0628\u06cc\u0627\u0646 \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u0645\u0642\u06cc\u0627\u0633 \u0627\u0633\u062a \u06a9\u0647 \u062f\u0631 \u062f\u0633\u06cc \u0628\u0644 (<strong>dB<\/strong>) \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a \u0648 \u0633\u0631 \u0648 \u06a9\u0627\u0631 \u062f\u0627\u0634\u062a\u0646 \u00a0\u0628\u0627 \u0686\u0646\u06cc\u0646 \u0627\u0639\u062f\u0627\u062f \u06a9\u0648\u0686\u06a9\u06cc \u0622\u0633\u0627\u0646 \u062a\u0631 \u0627\u0633\u062a.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%AF%D8%B1%D8%AC%D9%87_%D9%87%D8%A7%DB%8C_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81\"><\/span><strong>\u062f\u0631\u062c\u0647 \u0647\u0627\u06cc \u062a\u0636\u0639\u06cc\u0641<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0639\u0645\u0644\u06a9\u0631\u062f \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0628\u0627 \u062a\u0639\u062f\u0627\u062f \u062f\u0633\u06cc\u0628\u0644 \u0647\u0627 \u0628\u06cc\u0627\u0646 \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0648\u0631\u0648\u062f\u06cc \u062f\u0631 \u0647\u0631 \u062f\u0647\u0647 \u0641\u0631\u06a9\u0627\u0646\u0633 (\u06cc\u0627 \u0627\u06a9\u062a\u0627\u0648) \u06a9\u0627\u0647\u0634 \u06cc\u0627\u0641\u062a\u0647 \u0627\u0633\u062a. \u062f\u0633\u06cc\u0628\u0644\u060c \u0628\u0647 \u0627\u062e\u062a\u0635\u0627\u0631 &#8220;dB&#8221;\u060c \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0644\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0627\u0646\u062f\u0627\u0632\u0647 \u06af\u06cc\u0631\u06cc \u0644\u06af\u0627\u0631\u06cc\u062a\u0645 \u06cc\u0627 &#8220;log&#8221; \u0627\u0632 \u0646\u0633\u0628\u062a \u0648\u0644\u062a\u0627\u0698\u060c \u062c\u0631\u06cc\u0627\u0646 \u06cc\u0627 \u062a\u0648\u0627\u0646 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u0634\u0648\u062f \u0648 \u06cc\u06a9 \u062f\u0647\u0645 [latex](frac{1}{10}) [\/latex] \u0627\u0632 \u06cc\u06a9 \u0628\u0644 (B) \u00a0\u00a0\u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f. \u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u062f\u06cc\u06af\u0631 \u0628\u0631\u0627\u06cc \u0633\u0627\u062e\u062a\u0646 \u06cc\u06a9 \u0628\u0644\u00a0 10 \u062f\u0633\u06cc\u0628\u0644 \u0644\u0627\u0632\u0645 \u0627\u0633\u062a. \u0633\u067e\u0633 \u0628\u0627 \u062a\u0639\u0631\u06cc\u0641\u060c \u0646\u0633\u0628\u062a \u0628\u06cc\u0646 \u06cc\u06a9 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0648\u0631\u0648\u062f\u06cc (Vin) \u0648 \u06cc\u06a9 \u0633\u06cc\u06af\u0646\u0627\u0644 \u062e\u0631\u0648\u062c\u06cc (Vout) \u062f\u0631 \u062f\u0633\u06cc \u0628\u0644 \u0628\u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%D8%AF%D8%B3%DB%8C_%D8%A8%D9%84\"><\/span><strong>\u062a\u0636\u0639\u06cc\u0641 \u062f\u0633\u06cc \u0628\u0644<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: center;\">[latex] dB_{v}=20log_{10}(frac{V_{out}}{V_{in}})(dB) [\/latex]<\/p>\n<p>\u062a\u0648\u062c\u0647 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u062f\u0633\u06cc \u0628\u0644 (dB) \u06cc\u06a9 \u0646\u0633\u0628\u062a \u0644\u06af\u0627\u0631\u06cc\u062a\u0645\u06cc \u0627\u0633\u062a \u0648 \u062f\u0631 \u0646\u062a\u06cc\u062c\u0647 \u0647\u06cc\u0686 \u0648\u0627\u062d\u062f\u06cc \u0646\u062f\u0627\u0631\u062f. \u062f\u0631 \u0646\u062a\u06cc\u062c\u0647 \u0645\u0642\u062f\u0627\u0631[latex]-140dB [\/latex] \u06cc\u06a9 \u062a\u0636\u0639\u06cc\u0641 1:10,000,000 \u0648\u0627\u062d\u062f \u06cc\u0627 \u06cc\u06a9 \u0646\u0633\u0628\u062a 10 \u0645\u06cc\u0644\u06cc\u0648\u0646 \u062a\u0627 1 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n<p>\u062f\u0631 \u0645\u062f\u0627\u0631\u0647\u0627\u06cc \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631\u0641\u0639\u0627\u0644\u060c \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0627\u062f\u0646 \u0645\u0642\u062f\u0627\u0631 \u0648\u0631\u0648\u062f\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0646\u0642\u0637\u0647 \u0645\u0631\u062c\u0639\u00a0 0dB \u0645\u0646\u0627\u0633\u0628 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0628\u062f\u0627\u0646 \u0645\u0639\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u0647\u0645 \u0646\u06cc\u0633\u062a \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0648\u0627\u0642\u0639\u06cc \u0633\u06cc\u06af\u0646\u0627\u0644 \u0648\u0631\u0648\u062f\u06cc \u06cc\u0627 \u0648\u0644\u062a\u0627\u0698 \u0686\u06cc\u0633\u062a\u060c \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u0631\u062c\u0639\u06cc \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u062e\u0631\u0648\u062c\u06cc \u062a\u0636\u0639\u06cc\u0641 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0645\u0642\u062f\u0627\u0631\u00a0 0dB \u0628\u0647 \u0622\u0646 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f. \u0627\u06cc\u0646 \u0628\u062f\u0627\u0646 \u0645\u0639\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0647\u0631 \u0645\u0642\u062f\u0627\u0631 \u0648\u0644\u062a\u0627\u0698 \u0633\u06cc\u06af\u0646\u0627\u0644 \u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0627\u06cc\u0646 \u0646\u0642\u0637\u0647 \u0645\u0631\u062c\u0639 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u0642\u062f\u0627\u0631 dB \u0645\u0646\u0641\u06cc ([latex]-dB [\/latex]) \u0628\u06cc\u0627\u0646 \u062e\u0648\u0627\u0647\u062f \u0634\u062f.<\/p>\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u062a\u0636\u0639\u06cc\u0641 [latex]-6dB [\/latex]\u00a0 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631\u060c 6 \u062f\u0633\u06cc \u0628\u0644 \u06a9\u0645\u062a\u0631 \u0627\u0632 \u0645\u0631\u062c\u0639 \u0648\u0631\u0648\u062f\u06cc 0 dB \u0627\u0633\u062a. \u0628\u0647 \u0647\u0645\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u0627\u06af\u0631 \u0646\u0633\u0628\u062a \u062e\u0631\u0648\u062c\u06cc\/\u0648\u0631\u0648\u062f\u06cc \u06a9\u0645\u062a\u0631 \u0627\u0632 \u06cc\u06a9 (\u06cc\u06af\u067e\u0627\u0631\u0686\u06af\u06cc) \u0628\u0627\u0634\u062f\u060c \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 [latex] 0.707 [\/latex] \u060c \u0633\u067e\u0633 \u0627\u06cc\u0646 \u0628\u0627 20log(0.707) = -3dB \u00a0\u0645\u062a\u0646\u0627\u0638\u0631 \u0627\u0633\u062a. \u0627\u06af\u0631 \u0646\u0633\u0628\u062a \u062e\u0631\u0648\u062c\u06cc \/ \u0648\u0631\u0648\u062f\u06cc = 5\/0 \u0628\u0627\u0634\u062f\u060c \u0627\u06cc\u0646 \u0645\u062a\u0646\u0627\u0638\u0631 \u0628\u0627 \u00a0\u00a020log (0.5) = -6 dB \u00a0\u0627\u0633\u062a \u0648 \u0628\u0647 \u0647\u0645\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u0627\u062f\u0627\u0645\u0647 \u062f\u0627\u0631\u062f\u060c \u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u06a9\u062a\u0631\u06cc\u06a9\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u062a\u0636\u0639\u06cc\u0641 \u0645\u0648\u062c\u0648\u062f \u0627\u0633\u062a \u062f\u0631 \u0646\u062a\u06cc\u062c\u0647 \u062f\u0631 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0635\u0631\u0641\u0647 \u062c\u0648\u06cc\u06cc \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D9%85%D8%AB%D8%A7%D9%84_%D8%B4%D9%85%D8%A7%D8%B1%D9%87_1_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87_%D9%87%D8%A7%DB%8C_%D8%BA%DB%8C%D8%B1_%D9%81%D8%B9%D8%A7%D9%84\"><\/span><strong>\u0645\u062b\u0627\u0644 \u0634\u0645\u0627\u0631\u0647 1 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u06cc\u06a9 \u0645\u062f\u0627\u0631 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644 \u062f\u0627\u0631\u0627\u06cc \u0627\u0641\u062a -32dB \u0627\u0633\u062a \u0648 \u06cc\u06a9 \u0648\u0644\u062a\u0627\u0632 \u062e\u0631\u0648\u062c\u06cc 50mV \u062f\u0627\u0631\u062f. \u0645\u0642\u062f\u0627\u0631 \u0648\u0644\u062a\u0627\u0698 \u0648\u0631\u0648\u062f\u06cc \u0686\u0647 \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f.<\/p>\n<p style=\"text-align: center;\">[latex] dB_{v}=20log_{10}(frac{V_{out}}{V_{in}})(dB) [\/latex]<\/p>\n<p style=\"text-align: center;\">{n})} [\/latex]<br \/>\n[latex] -32=20log_{10}(frac{V_{out}}{V_{in}})(dB) [\/latex]<\/p>\n<p style=\"text-align: center;\">[latex] -1.6=log_{10}(frac{V_{out}}{V_{in}})(dB) [\/latex]<\/p>\n<p>\u0645\u0639\u06a9\u0648\u0633 \u0644\u06af\u0627\u0631\u06cc\u062a\u0645 [latex] -1.6 (log^{-1}) [\/latex] \u00a0\u0628\u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n<p style=\"text-align: center;\">[latex] (frac{V_{out}}{V_{in}})=0.025 [\/latex]<\/p>\n<p style=\"text-align: center;\">[latex] V_{in}=(frac{V_{out}}{0.025})=(frac{50mV}{0.025})=2V [\/latex]<\/p>\n<p>\u0633\u067e\u0633 \u0627\u06af\u0631 \u0648\u0644\u062a\u0627\u0698 \u062e\u0631\u0648\u062c\u06cc \u0628\u0627 32 \u062f\u0633\u06cc \u0628\u0644 \u062a\u0636\u0639\u06cc\u0641 \u062a\u0648\u0644\u06cc\u062f \u0634\u0648\u062f\u060c \u0648\u0644\u062a\u0627\u0698 \u0648\u0631\u0648\u062f\u06cc [latex] 0.2 [\/latex]\u00a0 \u0648\u0644\u062a \u0644\u0627\u0632\u0645 \u0627\u0633\u062a.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D8%AA%D9%84%D9%81%D8%A7%D8%AA_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87\"><\/span><strong>\u062c\u062f\u0648\u0644 \u062a\u0644\u0641\u0627\u062a \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647\u00a0 <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-5114\" src=\"https:\/\/digighate.com\/blog\/wp-content\/uploads\/2021\/12\/4-25-1500px-5.png\" alt=\"\" width=\"850\" height=\"215\" \/><\/p>\n<p>\u0648 \u0628\u0647 \u0647\u0645\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u0627\u062f\u0627\u0645\u0647 \u062f\u0627\u0631\u062f\u060c \u06a9\u0647 \u00a0\u06cc\u06a9 \u062c\u062f\u0648\u0644 \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0632\u06cc\u0627\u062f \u062f\u0633\u06cc \u0628\u0644 \u06a9\u0647 \u062f\u0631 \u0637\u0631\u0627\u062d\u06cc \u062a\u0636\u0639\u06cc\u0641 \u0645\u0627 \u0646\u06cc\u0627\u0632 \u0627\u0633\u062a\u060c \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<p>\u0627\u06cc\u0646 \u06a9\u0627\u0647\u0634 \u062f\u0631 \u0648\u0644\u062a\u0627\u0698\u060c \u062c\u0631\u06cc\u0627\u0646 \u06cc\u0627 \u062a\u0648\u0627\u0646 \u0628\u06cc\u0627\u0646 \u0634\u062f\u0647 \u062f\u0631 \u062f\u0633\u06cc \u0628\u0644 \u0647\u0627 \u0628\u0627 \u0642\u0631\u0627\u0631 \u062f\u0627\u062f\u0646 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u062f\u0631 \u06cc\u06a9 \u0645\u062f\u0627\u0631 \u0627\u0644\u06a9\u062a\u0631\u06cc\u06a9\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u062a\u0644\u0641\u0627\u062a \u062f\u0631\u062c \u00a0\u0634\u0646\u0627\u062e\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0637\u0631\u0627\u062d\u06cc \u0647\u0627\u06cc \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0628\u0627 \u062a\u0644\u0641\u0627\u062a \u0645\u06cc\u0646\u06cc\u0645\u0645 \u00a0\u0628\u0627 \u0645\u062f\u0627\u0631\u0647\u0627\u06cc\u06cc \u0628\u0627 \u0627\u0645\u067e\u062f\u0627\u0646\u0633 \u0646\u0627\u0628\u0631\u0627\u0628\u0631 \u0628\u0627 \u062d\u062f\u0627\u0642\u0644 \u062a\u0644\u0641\u0627\u062a \u062f\u0631 \u0634\u0628\u06a9\u0647 \u062a\u0637\u0628\u06cc\u0642\u060c \u0645\u0646\u0637\u0628\u0642 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.<\/p>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u0645\u06cc \u062f\u0627\u0646\u06cc\u0645 \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0627\u0632 \u06cc\u06a9 <strong>\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631\u0641\u0639\u0627\u0644<\/strong> \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f \u062a\u0627 \u0628\u062a\u0648\u0627\u0646 \u0633\u0637\u062d \u00a0\u062a\u0648\u0627\u0646 \u06cc\u0627 \u0648\u0644\u062a\u0627\u0698 \u06cc\u06a9 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0631\u0627 \u06a9\u0627\u0647\u0634 \u06cc\u0627 &#8220;\u062a\u0636\u0639\u06cc\u0641&#8221; \u06a9\u0631\u062f\u060c \u062f\u0631\u062d\u0627\u0644\u06cc \u06a9\u0647 \u0627\u0639\u0648\u062c\u0627\u062c \u0627\u0646\u062f\u06a9 \u06cc\u0627 \u0628\u062f\u0648\u0646 \u0627\u0639\u0648\u062c\u0627\u062c \u0648 \u062a\u0644\u0641\u0627\u062a \u062f\u0631\u062c\u060c \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 \u0628\u06cc\u0627\u0646 \u0634\u062f\u0647 \u062f\u0631 \u062f\u0633\u06cc \u0628\u0644 \u0631\u0627 \u0645\u0639\u0631\u0641\u06cc \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0634\u0631\u0648\u0639 \u0628\u0647 \u067e\u0631\u062f\u0627\u062e\u062a\u0646 \u0628\u0631 \u0637\u0631\u0627\u062d\u06cc \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0645\u062f\u0627\u0631 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0645\u0648\u062c\u0648\u062f \u06a9\u0646\u06cc\u0645.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%B7%D8%B1%D8%A7%D8%AD%DB%8C_%D9%87%D8%A7%DB%8C_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87_%D8%BA%DB%8C%D8%B1_%D9%81%D8%B9%D8%A7%D9%84\"><\/span><strong>\u0637\u0631\u0627\u062d\u06cc \u0647\u0627\u06cc \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0631\u0648\u0634\u0647\u0627\u06cc \u0632\u06cc\u0627\u062f\u06cc \u0628\u0631\u0627\u06cc \u0622\u0631\u0627\u06cc\u0634 \u0645\u0642\u0627\u0648\u0645\u062a \u0647\u0627 \u062f\u0631 \u0645\u062f\u0627\u0631\u0647\u0627\u06cc \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0628\u0627 <strong>\u0645\u062f\u0627\u0631 \u062a\u0642\u0633\u06cc\u0645 \u06a9\u0646\u0646\u062f\u0647 \u0628\u0627\u0644\u0642\u0648\u0647<\/strong> \u06a9\u0647 \u0633\u0627\u062f\u0647 \u062a\u0631\u06cc\u0646 \u0646\u0648\u0639 \u0645\u062f\u0627\u0631 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u063a\u06cc\u0631\u0641\u0639\u0627\u0644 \u0627\u0633\u062a\u060c \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f. \u0645\u062f\u0627\u0631 \u062a\u0642\u0633\u06cc\u0645 \u06a9\u0646\u0646\u062f\u0647 \u067e\u062a\u0627\u0646\u0633\u06cc\u0644 \u06cc\u0627 \u0648\u0644\u062a\u0627\u0698 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0644\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 &#8220;L-pad&#8221; \u0634\u0646\u0627\u062e\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f \u0632\u06cc\u0631\u0627 \u0646\u0645\u0648\u062f\u0627\u0631 \u0645\u062f\u0627\u0631 \u0622\u0646 \u0634\u0628\u06cc\u0647 \u0628\u0647 \u06cc\u06a9 &#8220;L&#8221; \u0645\u0639\u06a9\u0648\u0633 \u0627\u0633\u062a.<\/p>\n<p>\u0627\u0645\u0627 \u0627\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641\u06cc \u0627\u0632 \u0634\u0628\u06a9\u0647 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0645\u0686\u0648\u0646 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 &#8220;T-pad&#8221; \u0648 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 &#8220;Pi-pad&#8221;\u00a0 [latex] (Pi) [\/latex]\u0628\u0633\u062a\u0647 \u0628\u0647 \u0646\u062d\u0648\u0647 \u0627\u062a\u0635\u0627\u0644 \u0627\u062c\u0632\u0627\u06cc \u0645\u0642\u0627\u0648\u0645\u062a\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f. \u0627\u06cc\u0646 \u0633\u0647 \u0646\u0648\u0639 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0645\u0639\u0645\u0648\u0644\u06cc \u062f\u0631 \u0632\u06cc\u0631 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D8%A7%D9%86%D9%88%D8%A7%D8%B9_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87\"><\/span><strong>\u0627\u0646\u0648\u0627\u0639 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647<img decoding=\"async\" class=\"aligncenter wp-image-5115\" src=\"https:\/\/digighate.com\/blog\/wp-content\/uploads\/2021\/12\/5-25-1500px-5.png\" alt=\"\" width=\"593\" height=\"164\" \/><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0637\u0631\u0627\u062d\u06cc \u0647\u0627\u06cc \u0645\u062f\u0627\u0631 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0628\u0627\u0644\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0647 \u0635\u0648\u0631\u062a &#8220;\u0645\u062a\u0639\u0627\u062f\u0644&#8221; \u06cc\u0627 &#8220;\u0646\u0627 \u0645\u062a\u0639\u0627\u062f\u0644&#8221; \u0628\u0627 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u0631 \u062f\u0648 \u0646\u0648\u0639 \u0628\u0631\u0627\u0628\u0631 \u0647\u0633\u062a\u0646\u062f\u060c \u0622\u0631\u0627\u06cc\u0634 \u06cc\u0627\u0628\u062f. \u0646\u0633\u062e\u0647 \u0645\u062a\u0639\u0627\u062f\u0644 \u06a9\u0646\u0646\u062f\u0647 \u062f\u0633\u062a\u06af\u0627\u0647 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 &#8220;T-pad&#8221; \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 &#8221; H-pad&#8221; \u06af\u0641\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0646\u0633\u062e\u0647 \u0645\u062a\u0639\u0627\u062f\u0644 \u06a9\u0646\u0646\u062f\u0647 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 &#8220;pad- \u03c0 &#8221; \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 &#8220;O-pad&#8221; \u0646\u0627\u0645\u06cc\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f. \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u00a0\u0646\u0648\u0639 T \u067e\u0644 \u0646\u06cc\u0632 \u0645\u0648\u062c\u0648\u062f \u0627\u0633\u062a.<\/p>\n<p>\u062f\u0631 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u0646\u0627\u0645\u062a\u0639\u0627\u062f\u0644\u060c \u0639\u0646\u0627\u0635\u0631 \u0645\u0642\u0627\u0648\u0645\u062a\u06cc \u0641\u0642\u0637 \u0628\u0647 \u06cc\u06a9 \u0637\u0631\u0641 \u062e\u0637 \u0627\u0646\u062a\u0642\u0627\u0644 \u0648\u0635\u0644 \u0645\u06cc \u0634\u0648\u0646\u062f \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0637\u0631\u0641 \u062f\u06cc\u06af\u0631 \u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0646\u0634\u062a \u062f\u0631 \u0641\u0631\u06a9\u0627\u0646\u0633 \u0647\u0627\u06cc \u0628\u0627\u0644\u0627\u062a\u0631 \u060c \u0632\u0645\u06cc\u0646 \u00a0\u0634\u062f\u0647 \u0627\u0633\u062a. \u0628\u0637\u0648\u0631 \u06a9\u0644\u06cc \u0633\u0645\u062a \u0632\u0645\u06cc\u0646 \u0634\u062f\u0647 \u00a0\u0634\u0628\u06a9\u0647 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u06cc\u0686 \u0639\u0646\u0635\u0631 \u0645\u0642\u0627\u0648\u0645\u062a\u06cc \u0646\u062f\u0627\u0631\u062f \u0648 \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 &#8220;\u062e\u0637 \u0645\u0634\u062a\u0631\u06a9&#8221; \u0646\u0627\u0645\u06cc\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p>\u062f\u0631 \u06cc\u06a9 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0645\u062a\u0639\u0627\u062f\u0644\u060c \u062a\u0639\u062f\u0627\u062f \u06cc\u06a9\u0633\u0627\u0646 \u0627\u0632 \u0639\u0646\u0627\u0635\u0631 \u0645\u0642\u0627\u0648\u0645\u062a\u06cc \u0628\u0647 \u0635\u0648\u0631\u062a \u0628\u0631\u0627\u0628\u0631 \u0628\u0647 \u0647\u0631 \u0637\u0631\u0641 \u062e\u0637 \u0627\u0646\u062a\u0642\u0627\u0644 \u0628\u0627 \u0632\u0645\u06cc\u0646 \u0648\u0627\u0642\u0639 \u062f\u0631 \u06cc\u06a9 \u0646\u0642\u0637\u0647 \u0645\u0631\u06a9\u0632\u06cc \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 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src=\"https:\/\/digighate.com\/blog\/wp-content\/uploads\/2021\/12\/6-25-1500px-5.png\" alt=\"\" width=\"587\" height=\"145\" \/><\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627\u060c \u0686\u0647\u0627\u0631 \u0634\u0628\u06a9\u0647 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0645\u0642\u0627\u0648\u0645\u062a\u06cc \u0645\u0633\u062a\u0642\u0644 \u062f\u0631 \u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u0646\u0631\u062f\u0628\u0627\u0646\u06cc \u0633\u0631\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u0647\u0631\u06cc\u06a9 \u0627\u0632 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627 \u00a0\u0647\u0627 \u062f\u0627\u0631\u0627\u06cc \u062f\u0648 \u0628\u0631\u0627\u0628\u0631 \u0645\u0642\u062f\u0627\u0631 \u0642\u0628\u0644\u06cc \u062e\u0648\u062f \u0647\u0633\u062a\u0646\u062f (1-2-4-8). \u0647\u0631 \u0634\u0628\u06a9\u0647 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 &#8220;\u0648\u0631\u0648\u062f\u06cc \u06cc\u0627 &#8220;\u062e\u0631\u0648\u062c\u06cc&#8221;\u0645\u0633\u06cc\u0631 \u0633\u06cc\u06af\u0646\u0627\u0644 \u062a\u063a\u06cc\u06cc\u0631 \u06cc\u0627\u0628\u0646\u062f \u0632\u06cc\u0631\u0627 \u062a\u0648\u0633\u0637 \u0633\u0648\u0626\u06cc\u0686 \u06a9\u0647 \u0645\u062f\u0627\u0631 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u062a\u0637\u0627\u0628\u0642\u06cc \u0645\u0631\u062d\u0644\u0647 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u062f \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0627\u0632 0dB \u062a\u0627 [latex]-15dB [\/latex] \u062f\u0631 \u0645\u0631\u0627\u062d\u0644 1dB \u00a0\u0633\u0648\u0626\u06cc\u0686 \u06a9\u0646\u0646\u062f.<\/p>\n<p>\u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u06a9\u0644 \u0645\u06cc\u0632\u0627\u0646 \u062a\u0636\u0639\u06cc\u0641 \u0627\u0631\u0627\u0626\u0647 \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 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\u0628\u0647 \u0647\u0645\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u0627\u062f\u0627\u0645\u0647 \u062f\u0627\u0631\u062f.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AE%D9%84%D8%A7%D8%B5%D9%87_%D8%AA%D8%B6%D8%B9%DB%8C%D9%81\"><\/span><strong>\u062e\u0644\u0627\u0635\u0647 \u062a\u0636\u0639\u06cc\u0641<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u06cc\u06a9 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u06cc\u06a9 \u0648\u0633\u06cc\u0644\u0647 \u0646\u0642\u0644\u06cc\u0647 \u0686\u0647\u0627\u0631 \u062a\u0631\u0645\u06cc\u0646\u0627\u0644\u0647 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627\u0639\u062b \u06a9\u0627\u0647\u0634 \u062f\u0627\u0645\u0646\u0647 \u06cc\u0627 \u062a\u0648\u0627\u0646 \u06cc\u06a9 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0628\u062f\u0648\u0646 \u0627\u0639\u0648\u062c\u0627\u062c \u0634\u06a9\u0644 \u0645\u0648\u062c \u0633\u06cc\u06af\u0646\u0627\u0644 \u0645\u06cc \u0634\u0648\u062f\u060c \u06cc\u06a9 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-1dB,-10dB\u060c \u0648 \u063a\u06cc\u0631\u0647 \u00a0\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u062b\u0627\u0628\u062a\u060c \u06a9\u0627\u0645\u0644\u0627\u064b \u0645\u062a\u063a\u06cc\u0631 \u06cc\u0627 \u0645\u062a\u063a\u06cc\u0631 \u00a0\u0628\u0627\u0634\u0646\u062f.<\/p>\n<p>\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u062a\u0642\u0627\u0631\u0646 \u06cc\u0627 \u0646\u0627\u0645\u062a\u0642\u0627\u0631\u0646 \u0648 \u0645\u062a\u0639\u0627\u062f\u0644 \u06cc\u0627 \u0646\u0627\u0645\u062a\u0639\u0627\u062f\u0644 \u0628\u0627\u0634\u0646\u062f.<\/p>\n<p>\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u062b\u0627\u0628\u062a \u06a9\u0647 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 &#8220;\u067e\u062f&#8221; \u0646\u06cc\u0632 \u0634\u0646\u0627\u062e\u062a\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f\u060c \u0628\u0631\u0627\u06cc &#8220;\u0645\u0637\u0627\u0628\u0642\u062a&#8221; \u0627\u0645\u067e\u062f\u0627\u0646\u0633 \u0647\u0627\u06cc \u0646\u0627\u0628\u0631\u0627\u0628\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f.<\/p>\n<p>\u06cc\u06a9 \u062a\u0636\u0639\u06cc\u0641 \u062f\u0631 \u062d\u0642\u06cc\u0642\u062a \u0628\u0631\u0639\u06a9\u0633 \u06cc\u06a9 \u062a\u0642\u0648\u06cc\u062a \u06a9\u0646\u0646\u062f\u0647 \u0627\u0633\u062a. \u06cc\u06a9 \u062a\u0642\u0648\u06cc\u062a \u06a9\u0646\u0646\u062f\u0647 \u06cc\u06a9 \u0628\u0647\u0631\u0647 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u06cc\u06a9 \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u00a0\u062a\u0644\u0641\u0627\u062a \u06cc\u0627 \u0628\u0647\u0631\u0647 \u06a9\u0645\u062a\u0631 \u0627\u0632 1 (\u06cc\u06a9\u067e\u0627\u0631\u0686\u06af\u06cc) \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<p>\u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u062f\u0633\u062a\u06af\u0627\u0647 \u0647\u0627\u064a \u063a\u06cc\u0631 \u0641\u0639\u0627\u0644\u06cc \u0647\u0633\u062a\u0646\u062f \u0643\u0647 \u0628\u0631\u0627\u06cc \u062a\u0634\u06a9\u06cc\u0644 \u0634\u0628\u0643\u0647 \u0647\u0627\u064a \u062a\u0642\u0633\u064a\u0645 \u0643\u0646\u0646\u062f\u0647 \u0648\u0644\u062a\u0627\u0698 \u0633\u0627\u062f\u0647 \u0633\u0627\u062e\u062a\u0647 \u0634\u062f\u0647 \u0627\u0646\u062f. \u062c\u0627\u0628\u062c\u0627\u06cc\u06cc \u0628\u06cc\u0646 \u0645\u0642\u0627\u0648\u0645\u062a\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u067e\u0644\u0647 \u0627\u06cc \u0642\u0627\u0628\u0644 \u062a\u0646\u0638\u06cc\u0645 \u0648 \u0628\u0647 \u0637\u0648\u0631 \u0645\u062f\u0627\u0648\u0645 \u0642\u0627\u0628\u0644 \u062a\u0646\u0638\u06cc\u0645 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u062a\u0627\u0646\u0633\u06cc\u0648\u0645\u062a\u0631 \u0647\u0627 \u0631\u0627 \u062a\u0648\u0644\u06cc\u062f \u06a9\u0646\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0633\u0627\u062f\u0647 \u062a\u0631 \u06a9\u0631\u062f\u0646 \u0637\u0631\u0627\u062d\u06cc \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647\u060c \u0645\u06cc \u062a\u0648\u0627\u0646 \u0627\u0632 \u0645\u0642\u062f\u0627\u0631 &#8220;K&#8221; (\u0628\u0631\u0627\u06cc \u062b\u0627\u0628\u062a) \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f. \u0627\u06cc\u0646 \u0645\u0642\u062f\u0627\u0631 &#8220;K&#8221; \u0646\u0633\u0628\u062a \u0648\u0644\u062a\u0627\u0698\u060c \u062c\u0631\u06cc\u0627\u0646 \u06cc\u0627 \u062a\u0648\u0627\u0646 \u0645\u062a\u0646\u0627\u0633\u0628 \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 \u0645\u0639\u06cc\u0646\u06cc \u0627\u0632 \u062a\u0636\u0639\u06cc\u0641 dB \u0627\u0633\u062a \u0648 \u0628\u0647 \u0634\u0631\u062d \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n<p style=\"text-align: center;\">\u0628\u0631\u0627\u06cc \u0648\u0644\u062a\u0627\u0698 \u06cc\u0627 \u062c\u0631\u06cc\u0627\u0646 [latex] k=antilog(frac{dB}{20})=10^{dB\/20} [\/latex]<\/p>\n<p style=\"text-align: center;\">\u00a0\u0628\u0631\u0627\u06cc \u062a\u0648\u0627\u0646\u00a0 \u00a0 [latex] k=antilog(frac{dB}{10})=10^{dB\/10} [\/latex]<\/p>\n<p>\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0645\u0642\u0627\u062f\u06cc\u0631 \u062b\u0627\u0628\u062a \u0628\u0647 \u0646\u0627\u0645 \u0645\u0642\u0627\u062f\u06cc\u0631 &#8220;K&#8221; \u0631\u0627 \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062e\u062a\u0644\u0641 \u062a\u0636\u0639\u06cc\u0641 \u0645\u0637\u0627\u0628\u0642 \u062c\u062f\u0648\u0644 \u0632\u06cc\u0631 \u062a\u0648\u0644\u06cc\u062f \u06a9\u0646\u06cc\u0645.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D8%AA%D9%84%D9%81%D8%A7%D8%AA_%D8%AA%D8%B5%D8%B9%DB%8C%D9%81_%DA%A9%D9%86%D9%86%D8%AF%D9%87\"><\/span><strong>\u062c\u062f\u0648\u0644 \u062a\u0644\u0641\u0627\u062a \u062a\u0635\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-5117\" src=\"https:\/\/digighate.com\/blog\/wp-content\/uploads\/2021\/12\/7-251500px-5.png\" alt=\"\" width=\"822\" height=\"148\" \/><\/p>\n<p>\u0648 \u0628\u0647 \u0647\u0645\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u0627\u062f\u0627\u0645\u0647 \u062f\u0627\u0631\u062f \u06a9\u0647 \u06cc\u06a9 \u00a0\u062c\u062f\u0648\u0644 \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 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L-pad \u0628\u0627 \u06a9\u0627\u0647\u0634 \u062f\u0627\u0645\u0646\u0647 \u06cc\u06a9 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0635\u0648\u062a\u06cc \u0642\u0628\u0644 \u0627\u0632 \u0631\u0633\u06cc\u062f\u0646 \u0622\u0646 \u0628\u0647 \u0628\u0644\u0646\u062f\u06af\u0648\u060c \u0628\u0627\u0639\u062b \u06a9\u0627\u0647\u0634 \u062d\u062c\u0645 \u062e\u0631\u0648\u062c\u06cc \u0634\u0648\u0646\u062f.<\/p>\n<p>\u062f\u0631 \u0627\u0646\u062f\u0627\u0632\u0647 \u06af\u06cc\u0631\u06cc \u0633\u06cc\u06af\u0646\u0627\u0644\u0647\u0627 \u067e\u062f\u0647\u0627\u06cc \u062a\u0636\u0639\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u062a\u0648\u0627\u0646 \u0628\u0627\u0644\u0627 \u0628\u0631\u0627\u06cc \u067e\u0627\u06cc\u06cc\u0646 \u0622\u0648\u0631\u062f\u0646 \u062f\u0627\u0645\u0646\u0647 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0628\u0647 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0645\u0634\u062e\u0635 \u0628\u0631\u0627\u06cc \u0641\u0639\u0627\u0644 \u0633\u0627\u0632\u06cc 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