{"id":3630,"date":"2024-02-12T11:25:32","date_gmt":"2024-02-12T02:25:32","guid":{"rendered":"https:\/\/www.kyu.kr\/?p=3630"},"modified":"2024-02-12T11:26:02","modified_gmt":"2024-02-12T02:26:02","slug":"%ec%97%b0%ed%9c%b4-%ec%82%ac%eb%b6%80%ec%9e%91-2-%ed%95%a9%ea%b8%b0%eb%8f%84-%ed%94%84%eb%a6%ac-12au7","status":"publish","type":"post","link":"https:\/\/www.kyu.kr\/?p=3630","title":{"rendered":"\uc5f0\ud734 \uc0ac\ubd80\uc791 2 &#8211; \ud569\uae30\ub3c4 \ud504\ub9ac (12AU7)"},"content":{"rendered":"\n<p>\ud569\uae30\ub3c4, \uc544\uc774\ud0a4\ub3c4 \uc774\uc57c\uae30\ub97c \ub4e4\uc744 \ub54c\ub9c8\ub2e4 \ubb54 \uc570\ud504 \uc774\ub984\uc744 \uc800\ub807\uac8c \ubd99\uc600\ub098 \uc2f6\uae30\ub3c4 \ud588\uace0 \uad81\uae08\ud558\uae30\ub3c4 \ud588\ub294\ub370 \ub9e4\uc6b0 \uac04\ub2e8\ud574 \ubcf4\uc5ec\uc11c \ud55c \ubc88 \ub9cc\ub4e4\uc5b4 \ubd24\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img data-dominant-color=\"b8b8bb\" data-has-transparency=\"true\" style=\"--dominant-color: #b8b8bb;\" loading=\"lazy\" decoding=\"async\" width=\"1227\" height=\"808\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/image-5.png\" alt=\"\" class=\"wp-image-3632 has-transparency\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/image-5.png 1227w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/image-5-800x527.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/image-5-150x99.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/image-5-768x506.png 768w\" sizes=\"auto, (max-width: 1227px) 100vw, 1227px\" \/><\/figure>\n<\/div>\n\n\n<p>\uc0ac\uc6a9\ud55c \ud68c\ub85c\ub294 \uc704\uc640 \uac19\uc740\ub370\uc694, \uc2dc\uc815\uc218\ub77c\uace0 \ud574\ubd10\uc57c Rk\uc5d0 \ubd88\uacfc\ud55c \uac83 \uac19\uc544 \ubcf4\uc600\uc2b5\ub2c8\ub2e4. 330\uc634\uc774\uba74 8.3mA \uc815\ub3c4 \ud750\ub985\ub2c8\ub2e4. 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srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/20240212_000317-3840x2160.webp 3840w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/20240212_000317-800x450.webp 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/20240212_000317-150x84.webp 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/20240212_000317-768x432.webp 768w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/20240212_000317-1536x864.webp 1536w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/20240212_000317-2048x1152.webp 2048w\" sizes=\"auto, (max-width: 3840px) 100vw, 3840px\" \/><\/figure>\n<\/div>\n\n\n<p>\uc5ed\uc2dc 9\ud540\uad00\uc740 \ub179\uc0c9 \uace0\ud718\ub3c4 LED\ub97c \ucf1c\uc918\uc57c \uc81c\ub9db\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ud68c\ub85c\uac00 \uc2ec\ud50c\ud574\uc11c \ud30c\ud615\uc740 \ubcc4\ub85c \ubcfc\ub9cc\ud55c\uac8c \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img data-dominant-color=\"181a15\" data-has-transparency=\"false\" style=\"--dominant-color: #181a15;\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"503\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_110.png\" alt=\"\" class=\"wp-image-3634 not-transparent\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_110.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_110-150x94.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_110-768x483.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img data-dominant-color=\"181a15\" data-has-transparency=\"false\" style=\"--dominant-color: #181a15;\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"503\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_114.png\" alt=\"\" class=\"wp-image-3635 not-transparent\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_114.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_114-150x94.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_114-768x483.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img data-dominant-color=\"181b15\" data-has-transparency=\"false\" style=\"--dominant-color: #181b15;\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"503\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_117.png\" alt=\"\" class=\"wp-image-3636 not-transparent\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_117.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_117-150x94.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_117-768x483.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" 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decoding=\"async\" width=\"800\" height=\"503\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_127.png\" alt=\"\" class=\"wp-image-3637 not-transparent\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_127.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_127-150x94.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_127-768x483.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p>\uadf8\ub7f0\ub370 \uc9dd\uc218\ucc28 \ubc30\uc74c\uc774 \uaf64 \ud07d\ub2c8\ub2e4. \uc65c\uace1\uc774 \uc788\ub2e4\ub294 \uc758\ubbf8\uaca0\uc8e0.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img data-dominant-color=\"1f1a1e\" data-has-transparency=\"false\" style=\"--dominant-color: #1f1a1e;\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"503\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_128.png\" alt=\"\" class=\"wp-image-3638 not-transparent\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_128.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_128-150x94.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/scope_128-768x483.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p>\uadf8\ub798\uc11c THD+N\uc744 \uce21\uc815\ud574\ubcf4\ub2c8 \uacfc\uc5f0 1Vpp \uc785\ub825\uc5d0\uc11c 0.5%\ub85c \uc2dc\ubbac\ub808\uc774\uc158\uc758 0.18% \ub300\ube44 \uaf64 \ud06c\uac8c \uce21\uc815\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774\uc720\ub294 \uc798 \ubaa8\ub974\uaca0\ub124\uc694. \uc804\ub958\ub97c \ub298\ub824\uc8fc\uba74 \uc544\uc8fc \uc870\uae08 \uc904\uc5b4\ub4e4\uae30\ub294 \ud558\ub294\ub370\uc694, \ud070 \ucc28\uc774\ub294 \uc544\ub2d0 \ub4ef \ud569\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img data-dominant-color=\"6b7275\" data-has-transparency=\"true\" style=\"--dominant-color: #6b7275;\" loading=\"lazy\" decoding=\"async\" width=\"1014\" height=\"520\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/\uc2a4\ud06c\ub9b0\uc0f7-2024-02-12-101722.png\" alt=\"\" class=\"wp-image-3640 has-transparency\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/\uc2a4\ud06c\ub9b0\uc0f7-2024-02-12-101722.png 1014w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/\uc2a4\ud06c\ub9b0\uc0f7-2024-02-12-101722-800x410.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/\uc2a4\ud06c\ub9b0\uc0f7-2024-02-12-101722-150x77.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2024\/02\/\uc2a4\ud06c\ub9b0\uc0f7-2024-02-12-101722-768x394.png 768w\" sizes=\"auto, (max-width: 1014px) 100vw, 1014px\" \/><\/figure>\n<\/div>\n\n\n<p>\ub9c9\uadc0\ub77c \ud504\ub9ac\uc570\ud504 \uc18c\ub9ac\ub97c \uad6c\ubd84\ud558\uae30 \ud798\ub4e0\ub370 \uc18c\ub9ac\ub294 \uc88b\uc740 \ud3b8\uc778 \ub4ef \ud569\ub2c8\ub2e4. \ubb3c\ub860 \uc65c\uace1\uc774 \ub9ce\uc774 \uc788\uac8c \ub9cc\ub4e4\uc5b4\uc84c\uc73c\ub2c8 \uc874 \ube0c\ub85c\uc2a4\ud0a4\uc758 \uc124\uacc4\uc640\ub294 \ub2e4\ub978 \uc18c\ub9ac\uac00 \ub098\uc624\uace0 \uc788\uaca0\uc9c0\ub9cc\uc694&#8230; \u3161.\u3161<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud569\uae30\ub3c4, \uc544\uc774\ud0a4\ub3c4 \uc774\uc57c\uae30\ub97c \ub4e4\uc744 \ub54c\ub9c8\ub2e4 \ubb54 \uc570\ud504 \uc774\ub984\uc744 \uc800\ub807\uac8c \ubd99\uc600\ub098 \uc2f6\uae30\ub3c4 \ud588\uace0 \uad81\uae08\ud558\uae30\ub3c4 \ud588\ub294\ub370 \ub9e4\uc6b0 \uac04\ub2e8\ud574 \ubcf4\uc5ec\uc11c \ud55c \ubc88 \ub9cc\ub4e4\uc5b4 \ubd24\uc2b5\ub2c8\ub2e4. \uc0ac\uc6a9\ud55c \ud68c\ub85c\ub294 \uc704\uc640 \uac19\uc740\ub370\uc694, \uc2dc\uc815\uc218\ub77c\uace0 \ud574\ubd10\uc57c Rk\uc5d0 \ubd88\uacfc\ud55c \uac83 \uac19\uc544 \ubcf4\uc600\uc2b5\ub2c8\ub2e4. 330\uc634\uc774\uba74 8.3mA \uc815\ub3c4 \ud750\ub985\ub2c8\ub2e4. Gain\uc740 \ucd08\ub2e8 mu\uc758 \uc808\ubc18\uc774\ub77c\uace0 \ud558\ub2c8 9\ubc30\ucbe4 \ub41c\ub2e4\uace0 \ud558\ub124\uc694. \ud504\ub9ac\uc5d0\ub294 \ub2e4\uc18c \ud06c\uc9c0 \uc54a\ub098 \uc2f6\uc2b5\ub2c8\ub2e4. \uc2dc\ubbac\ub41c \uc65c\uace1\uc740 0.18% \uc815\ub3c4\uc785\ub2c8\ub2e4. \uc2ec\uc2ec\ud574\uc11c \uc0c8\ub85c &hellip;<br \/><a href=\"https:\/\/www.kyu.kr\/?p=3630\" class=\"more-link pen_button pen_element_default pen_icon_arrow_double\"><span class=\"screen-reader-text\">\uc5f0\ud734 \uc0ac\ubd80\uc791 2 &#8211; \ud569\uae30\ub3c4 \ud504\ub9ac (12AU7)<\/span> \ub354\ubcf4\uae30<\/a><\/p>\n","protected":false},"author":1,"featured_media":3631,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[169,498,500,497,499],"class_list":["post-3630","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-108","tag-12au7","tag-aikido","tag-500","tag-497","tag-499"],"_links":{"self":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/3630","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3630"}],"version-history":[{"count":1,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/3630\/revisions"}],"predecessor-version":[{"id":3641,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/3630\/revisions\/3641"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/media\/3631"}],"wp:attachment":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}