{"id":3016,"date":"2023-09-28T11:19:43","date_gmt":"2023-09-28T02:19:43","guid":{"rendered":"https:\/\/www.kyu.kr\/?p=3016"},"modified":"2023-09-28T11:19:44","modified_gmt":"2023-09-28T02:19:44","slug":"mullard-el34-20w-%ec%95%b0%ed%94%84","status":"publish","type":"post","link":"https:\/\/www.kyu.kr\/?p=3016","title":{"rendered":"Mullard EL34 20W \uc570\ud504"},"content":{"rendered":"\n<p>\uc9c0\uae08 \uc4f0\uace0 \uc788\ub294 EL34 PP\ub294 \ud32c\ub4e4\uc5d0 \uc758\ud574\uc11c \uc790\uac00 \ubc1c\uc804\ud558\ub4ef\uc774 \ubcc0\ud55c \ub2e4\uc774\ub098\ucf54 ST-70 \ud68c\ub85c\uc785\ub2c8\ub2e4\ub9cc, Mullard \ud68c\ub85c\ub3c4 \uac19\uc774 \uc2dc\ubbac\ub808\uc774\uc158\uc744 \ub3cc\ub838\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8\ub7f0\ub370 \ub2e4\uc774\ub098\ucf54 \ucabd\uc744 \uba3c\uc800 \ub9cc\ub4e0 \uc774\uc720\ub294 \uadf8 \ucabd\uc774 \uc2dc\ubbac\ub808\uc774\uc158\uc774 \ub354 \uc798 \ub3cc\uc544\uc11c&#8230; \u3161.\u3161<\/p>\n\n\n\n<p>\uc544\ub798\ub294 Mullard EL34 PP\uc758 \ud68c\ub85c\ub3c4\uc785\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1886\" height=\"1161\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-15.png\" alt=\"\" class=\"wp-image-3017\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-15.png 1886w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-15-800x492.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-15-150x92.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-15-768x473.png 768w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-15-1536x946.png 1536w\" sizes=\"auto, (max-width: 1886px) 100vw, 1886px\" \/><\/figure>\n<\/div>\n\n\n<p>\uc544\ub798\ub294 LTspice\ub85c \uadf8\ub9b0 \ud68c\ub85c\uad6c\uc694. \uc5b4\ub290 \uc815\ub3c4 \ucc45\uc5d0 \ub098\uc628 \uc804\uc555\uacfc \ube44\uc2b7\ud558\uac8c \ub9de\ucdc4\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1839\" height=\"1218\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-16.png\" alt=\"\" class=\"wp-image-3018\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-16.png 1839w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-16-800x530.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-16-150x99.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-16-768x509.png 768w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-16-1536x1017.png 1536w\" sizes=\"auto, (max-width: 1839px) 100vw, 1839px\" \/><\/figure>\n<\/div>\n\n\n<p>EF86\uacfc ECC83\uc774 \uc6d0\ud22c\ud380\uce58\ub85c \ub098\uc654\uc744 \ub54c \uad49\uc7a5\ud55c \uace0\uc99d\ud3ed \ud68c\ub85c\uaca0\ub2e4\ub77c\uace0 \uc0dd\uac01\uc744 \ud588\uc5b4\uc57c \ud588\uc2b5\ub2c8\ub2e4. \uadf8\uac78 \uc0dd\uac01\uc744 \ubabb\ud558\uace0 1.0Vpp \uac19\uc740 \uc785\ub825\uc744 \uc8fc\uc5c8\ub354\ub2c8 (.param amp=0.5 \uac19\uc740) \uc774\uc0c1\ud55c (\ud074\ub9ac\ud551\ub41c) \uacb0\uacfc\uac00 \ub098\uc640\uc11c \ubb54\uac00 \uc2dc\ubbac\ub808\uc774\uc158\uc774 \uc798 \uc548 \ub3c8\ub2e4\uace0 \uc0dd\uac01\ud55c \uac83\uc774\uc8e0. \ucd5c\ub300 \ubb34\uc65c \ucd9c\ub825\uc740 0.5Vpp \uc785\ub825\uc5d0\uc11c \ub098\uc635\ub2c8\ub2e4. \uc57d 12W.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"898\" height=\"1219\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-20.png\" alt=\"\" class=\"wp-image-3022\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-20.png 898w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-20-589x800.png 589w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-20-111x150.png 111w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-20-768x1043.png 768w\" sizes=\"auto, (max-width: 898px) 100vw, 898px\" \/><\/figure>\n<\/div>\n\n\n<p>LTspice\uac00 PP \ud68c\ub85c \uc2dc\ubbac\uc5d0\uc11c \ubc1c\uc9c4\uc774 \ub09c\ub2e4\uace0 \ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc740\ub370 \uc774 \ud68c\ub85c\ub3c4 \uc2dc\ubbac \uc870\uac74\uc5d0\uc11c \ud55c \ub450 \uac00\uc9c0\uac00 \ubc14\ub00c\uba74 \ubc1c\uc9c4\uc774 \ub098\ub294 \uacb0\uacfc\uac00 \ub418\ub294 \uacbd\ud5a5\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub9c8 \uc2e4\uc81c\uc640\ub294 \ub2e4\ub978 \uc2dc\ubbac\ub808\uc774\uc158\uc77c \uac83\uc73c\ub85c \uc0dd\uac01\ud558\ub294\ub370, \uc704\uc5d0\uc11c\ub3c4 \ubcf4\uba74 \ube68\uac04\uc0c9 \uadf8\ub798\ud504\uac00 \uadf9\uc18c\uc810\uc774 \uacc4\uc18d \ub0b4\ub824\uac00\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucd5c\uadfc\uc5d0 PP \uc570\ud504 \uc2dc\ubbac\uc744 \uba87 \uac00\uc9c0 \ud588\ub294\ub370, \uc2dc\ubbac\uc744 \ubbff\uc9c0 \uc54a\uace0 \ubc1c\uc9c4\uc774 \ub098\uc9c0 \uc54a\uac8c \uc77c\ubd80 \ud30c\ub77c\ubbf8\ud130\ub97c \uc870\uc815\ud55c \ub2e4\uc74c\uc5d0 \ud30c\ud615\uc744 \uac80\ud1a0\ud569\ub2c8\ub2e4. \ub300\ud45c\uc801\uc778 \uac83\uc774 fft_point = 2**18\uc778\ub370 fft\ub97c \uc81c\ub300\ub85c \uc5bb\uc73c\ub824\uba74 \uacc4\uc0b0 \ud3ec\uc778\ud2b8\ub97c \ub9ce\uc774 \uc8fc\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc774\uac74 SE\uc5d0\uc11c\ub294 \ub9e4\ubc88 \uc798 \ub3d9\uc791\ud558\uc9c0\ub9cc PP\uc5d0\uc11c\ub294 \ud68c\ub85c\uc5d0 \ubc1c\uc9c4\uc774 \uc0dd\uae30\ub294 \uac83\uc73c\ub85c \uacb0\uacfc\uac00 \ub098\uc624\ub294 \uc218\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ub54c\ub294 2**14, 2**12\uacfc \uac19\uc774 \ud3ec\uc778\ud2b8 \uc218\ub97c \uc904\uc5ec\uac00\uba74 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc544\ubb34\ud2bc 467V \uc18c\uc2a4\ub97c \uac00\uc9c0\uace0 \uc2dc\uc791\ud558\ub294 \uc804\uc6d0\ubd80\uc774\ub2c8 \ucee4\ud328\uc2dc\ud130 \uc120\uc815\uc744 \uace0\ubbfc\ud558\uac70\ub098 B \uc804\uc555\uc744 \uc0b4\uc9dd \ub0b4\ub9ac\uace0 \uadf8\ub0e5 450V \uc804\ud574\ub97c \uc4f0\uac70\ub098 \ud574\uc57c \ub420 \uac83 \uac19\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uba74 \uc774\ub7f0 \uc2dd\uc774\uc8e0.<br \/><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2520\" height=\"1263\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-21.png\" alt=\"\" class=\"wp-image-3023\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-21.png 2520w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-21-800x401.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-21-150x75.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-21-768x385.png 768w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-21-1536x770.png 1536w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/09\/image-21-2048x1026.png 2048w\" sizes=\"auto, (max-width: 2520px) 100vw, 2520px\" \/><\/figure>\n<\/div>\n\n\n<p>OPT\uc758 1\ucc28 \uc784\ud53c\ub358\uc2a4\ub294 \uc548\ubc14\uafb8\uace0 \ub300\uac15 \ubcf8 \uac83\uc774\uc9c0\ub9cc, \uc774\ub7ec\uba74 THD\uac00 0.5%\uc5d0\uc11c 0.6%\ub85c \uc870\uae08 \uc99d\uac00\ud558\uae30\ub294 \ud558\uc9c0\ub9cc \uccad\uac10\uc0c1\uc73c\ub85c \uad6c\ubd84\ub420 \ucc28\uc774\ub294 \uc544\ub2c8\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc9c0\uae08 \uc4f0\uace0 \uc788\ub294 EL34 PP\ub294 \ud32c\ub4e4\uc5d0 \uc758\ud574\uc11c \uc790\uac00 \ubc1c\uc804\ud558\ub4ef\uc774 \ubcc0\ud55c \ub2e4\uc774\ub098\ucf54 ST-70 \ud68c\ub85c\uc785\ub2c8\ub2e4\ub9cc, Mullard \ud68c\ub85c\ub3c4 \uac19\uc774 \uc2dc\ubbac\ub808\uc774\uc158\uc744 \ub3cc\ub838\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8\ub7f0\ub370 \ub2e4\uc774\ub098\ucf54 \ucabd\uc744 \uba3c\uc800 \ub9cc\ub4e0 \uc774\uc720\ub294 \uadf8 \ucabd\uc774 \uc2dc\ubbac\ub808\uc774\uc158\uc774 \ub354 \uc798 \ub3cc\uc544\uc11c&#8230; \u3161.\u3161 \uc544\ub798\ub294 Mullard EL34 PP\uc758 \ud68c\ub85c\ub3c4\uc785\ub2c8\ub2e4. \uc544\ub798\ub294 LTspice\ub85c \uadf8\ub9b0 \ud68c\ub85c\uad6c\uc694. \uc5b4\ub290 \uc815\ub3c4 \ucc45\uc5d0 \ub098\uc628 \uc804\uc555\uacfc \ube44\uc2b7\ud558\uac8c \ub9de\ucdc4\uc2b5\ub2c8\ub2e4. EF86\uacfc ECC83\uc774 \uc6d0\ud22c\ud380\uce58\ub85c \ub098\uc654\uc744 \ub54c \uad49\uc7a5\ud55c \uace0\uc99d\ud3ed \ud68c\ub85c\uaca0\ub2e4\ub77c\uace0 &hellip;<br \/><a href=\"https:\/\/www.kyu.kr\/?p=3016\" class=\"more-link pen_button pen_element_default pen_icon_arrow_double\"><span class=\"screen-reader-text\">Mullard EL34 20W \uc570\ud504<\/span> \ub354\ubcf4\uae30<\/a><\/p>\n","protected":false},"author":1,"featured_media":3017,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[432,391,151,431],"class_list":["post-3016","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-108","tag-20w-amp","tag-el34-pp","tag-ltspice","tag-mullard-book"],"_links":{"self":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/3016","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=3016"}],"version-history":[{"count":1,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/3016\/revisions"}],"predecessor-version":[{"id":3024,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/3016\/revisions\/3024"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/media\/3017"}],"wp:attachment":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3016"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3016"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3016"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}