{"id":3565,"date":"2023-04-05T11:45:03","date_gmt":"2023-04-05T10:45:03","guid":{"rendered":"http:\/\/amir-shahabi.com\/m1\/?p=3565"},"modified":"2023-04-13T13:29:24","modified_gmt":"2023-04-13T12:29:24","slug":"lp-convertisseur","status":"publish","type":"post","link":"https:\/\/amir-shahabi.com\/m\/fr\/lp-convertisseur\/","title":{"rendered":"LP Convertisseur"},"content":{"rendered":"<p><section class=\"kc-elm kc-css-525902 kc_row\"><div class=\"kc-row-container  kc-container\"><div class=\"kc-wrap-columns\"><div class=\"kc-elm kc-css-437513 kc_col-sm-12 kc_column kc_col-sm-12\"><div class=\"kc-col-container\"><div class=\"kc-elm kc-css-101519 kc_text_block\"><\/p>\n<div id=\"yui_3_16_0_1_1413450674427_2447\" class=\"\"><span id=\"yui_3_16_0_1_1413450674427_2446\" class=\"\">Pour \u00e9couter vieux vinyle LP dans un sondage correct sur un impertinent avec cartouche dynamique vous avez besoin d\u2019un circuit, je l\u2019ai appel\u00e9 convertisseur de vinyle. Vous pouvez trouver ce circuit dans les vieux amplis, mais il n\u2019est pas int\u00e9gr\u00e9 dans le cin\u00e9ma \u00e9quipement de la maison ou amplificateurs peuvent \u00eatre obtenu de nos jours. Aussi, si vous souhaitez archiver vos LP de vinyle de votre ordinateur, il est n\u00e9cessaire d\u2019utiliser ce convertisseur. Il est bon, si ce correcteur a un petit amplificateur int\u00e9gr\u00e9 pour conduire petits haut-parleurs de contr\u00f4le, ou des \u00e9couteurs. Sch\u00e9ma de circuit int\u00e9gr\u00e9 \u00e0 cette fin expresse comporte deux parties, convertisseur et amplificateur.<\/span><\/div>\n<div id=\"yui_3_16_0_1_1413450674427_2445\" class=\"\"><span id=\"yui_3_16_0_1_1413450674427_2444\" class=\"\">Le convertisseur contient circuit int\u00e9gr\u00e9 NE5532 avec un petit bruit extr\u00eame. R\u00e9sistances sont film m\u00e9tallique de 1% 0,6W types, condenseurs de cette section de correction devrait \u00eatre de 5%, de 63 \u00e0 100 V types. Section convertisseur poss\u00e8de une sortie directe pour ampli externe ou un ordinateur. Section amplificateur contient amplificateur int\u00e9gr\u00e9 IC LM1877. Il offre \u00e0 la puissance de sortie haut-parleur de 2 W \/ canal avec une tr\u00e8s faible distorsion. Le potentiom\u00e8tre P1 sert \u00e0 la commande de la puissance de sortie de la section d\u2019amplificateur.<\/span><\/div>\n<div id=\"yui_3_16_0_1_1413450674427_2469\" class=\"\"><span id=\"yui_3_16_0_1_1413450674427_2468\" class=\"\">L\u2019ensemble du circuit fonctionne \u00e0 partir de 12-16 alimentation V CC externe. LP sont grav\u00e9s avec des niveaux de basses et d\u2019aigus r\u00e9duits augmentation. Pour le m\u00eame niveau sonore, une fr\u00e9quence basse n\u00e9cessite une rainure large qui pr\u00e9sente deux inconv\u00e9nients:<\/span><\/div>\n<div id=\"yui_3_16_0_1_1413450674427_2472\" class=\"\"><span id=\"yui_3_16_0_1_1413450674427_2480\" class=\"\">&#8211; Moins de temps d\u2019enregistrement<\/span><\/div>\n<div id=\"yui_3_16_0_1_1413450674427_2461\" class=\"\"><span id=\"yui_3_16_0_1_1413450674427_2474\" class=\"\">&#8211; Difficult\u00e9s pour la cartouche \u00e0 suivre et ainsi, la distorsion ult\u00e9rieure<\/span><\/div>\n<div id=\"yui_3_16_0_1_1413450674427_2473\" class=\"\">&nbsp;<\/div>\n<div id=\"yui_3_16_0_1_1413450674427_2466\" class=\"\"><span id=\"yui_3_16_0_1_1413450674427_2467\" class=\"\">A l\u2019autre extr\u00e9mit\u00e9 du spectre, le contact entre le stylet et la rainure fait du bruit, un bruit \u00e0 haute fr\u00e9quence. En augmentant les hautes fr\u00e9quences Niveau pendant l\u2019enregistrement on peut obtenir un meilleur rapport signal \/ bruit en tant que le bruit est r\u00e9duit par la courbe de la lecture.<\/span><\/div>\n<p>\n<\/div><\/div><\/div><\/div><\/div><\/section><section class=\"kc-elm kc-css-54217 kc_row\"><div class=\"kc-row-container  kc-container\"><div class=\"kc-wrap-columns\"><div class=\"kc-elm kc-css-777287 kc_col-sm-6 kc_column kc_col-sm-6\"><div class=\"kc-col-container\"><div class=\"kc-elm kc-css-573954 kc_text_block\"><\/p>\n<div id=\"yui_3_16_0_1_1413450674427_2464\" class=\"\"><span id=\"yui_3_16_0_1_1413450674427_2479\" class=\"\">Voici la formule pour obtenir la courbe optimale:<\/span><\/div>\n<p>\n<\/div><div class=\"kc-elm kc-css-304330 kc_shortcode kc_single_image\">\n\n        <img decoding=\"async\" src=\"https:\/\/amir-shahabi.com\/m\/wp-content\/uploads\/2023\/03\/2-1.gif\" class=\"\" alt=\"Single Image\" \/>    <\/div>\n<\/div><\/div><div class=\"kc-elm kc-css-846346 kc_col-sm-6 kc_column kc_col-sm-6\"><div class=\"kc-col-container\"><div class=\"kc-elm kc-css-27930 kc_text_block\"><\/p>\n<p>Where:<\/p>\n<p>N=level in dB<br \/>f=frequency<br \/>t1=treble time constant, 75uS<br \/>t2=medium time constant, 318uS<br \/>t3=bass time constant, 3180uS<\/p>\n<p>\n<\/div><\/div><\/div><\/div><\/div><\/section><section class=\"kc-elm kc-css-615749 kc_row\"><div class=\"kc-row-container  kc-container\"><div class=\"kc-wrap-columns\"><div class=\"kc-elm kc-css-905974 kc_col-sm-12 kc_column kc_col-sm-12\"><div class=\"kc-col-container\"><div class=\"kc-elm kc-css-647868 kc_shortcode kc_single_image\">\n\n        <a class=\"imagebox\" href=\"https:\/\/amir-shahabi.com\/m\/wp-content\/uploads\/2023\/03\/2-2.gif\" title=\"\" target=\"\">\n    \t<span class=\"thumbs-wrap\">\n        \t<img decoding=\"async\" src=\"https:\/\/amir-shahabi.com\/m\/wp-content\/uploads\/2023\/03\/2-2-1024x704.gif\" class=\"\" alt=\"Single Image\" \/>\n        \t\n        <\/span>\n\n\n            <\/a>\n    <\/div>\n<\/div><\/div><\/div><\/div><\/section><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"class_list":["post-3565","post","type-post","status-publish","format-standard","hentry","category-electronique"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.0 (Yoast SEO v20.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>LP Convertisseur - Amir Shahabi<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/amir-shahabi.com\/m\/fr\/lp-convertisseur\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LP Convertisseur - Amir Shahabi\" \/>\n<meta property=\"og:description\" content=\"Pour \u00e9couter vieux vinyle LP dans un sondage correct sur un impertinent avec cartouche dynamique vous avez besoin d\u2019un circuit, je l\u2019ai appel\u00e9 convertisseur de vinyle. Vous pouvez trouver ce circuit dans les vieux amplis, mais il n\u2019est pas int\u00e9gr\u00e9 dans le cin\u00e9ma \u00e9quipement de la maison ou amplificateurs peuvent \u00eatre obtenu de nos jours. 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Vous pouvez trouver ce circuit dans les vieux amplis, mais il n\u2019est pas int\u00e9gr\u00e9 dans le cin\u00e9ma \u00e9quipement de la maison ou amplificateurs peuvent \u00eatre obtenu de nos jours. 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