{"id":6809,"date":"2021-03-07T11:58:42","date_gmt":"2021-03-07T09:58:42","guid":{"rendered":"https:\/\/www.loudspeakers.audio\/?post_type=ufaq&#038;p=6809"},"modified":"2024-07-17T22:38:42","modified_gmt":"2024-07-17T20:38:42","slug":"processors","status":"publish","type":"ufaq","link":"https:\/\/www.loudspeakers.audio\/fr\/faqs\/processors\/","title":{"rendered":"Processeurs"},"content":{"rendered":"<style>.ewd-ufaq-post-margin-symbol { color: #4055a9 !important; }.ewd-ufaq-post-margin-symbol { border-color: #53037d !important; }.ewd-ufaq-faq-display-style-block.ewd-ufaq-post-active, .ewd-ufaq-faq-display-style-block.ewd-ufaq-post-active a,.ewd-ufaq-faq-display-style-block:hover, .ewd-ufaq-faq-display-style-block:hover a, .ewd-ufaq-faq-display-style-block:hover h5 { background-color: #617ffe !important; }.ewd-ufaq-faq-display-style-border_block.ewd-ufaq-post-active, .ewd-ufaq-faq-display-style-border_block:hover, .ewd-ufaq-faq-display-style-border_block:hover h5 { background-color: #617ffe !important; }.ewd-ufaq-faq-display-style-border_block .ewd-ufaq-faq-body { border-color: #617ffe !important; }.ewd-ufaq-faq-display-style-border_block .comment-reply-title, .ewd-ufaq-faq-display-style-border_block:hover .comment-reply-title { background-color: transparent !important; }.ewd-ufaq-faq-display-style-block:hover .ewd-ufaq-post-margin-symbol, .ewd-ufaq-category-post-margin-symbol, .ewd-ufaq-faq-display-style-block:hover h5 { color: #4055a9 !important; }.ewd-ufaq-faq-display-style-border_block:hover .ewd-ufaq-post-margin-symbol, .ewd-ufaq-category-post-margin-symbol, .ewd-ufaq-faq-display-style-border_block:hover h5 { color: #4055a9 !important; }.ewd-ufaq-faq-header-title a { color: #7b2c2c !important; }div.ewd-ufaq-faq-title h5 { color: #4055a9 !important; }div.ewd-ufaq-faq-post p { color: #000000 !important; }div.ewd-ufaq-faq-category-title h3 { color: #2b1010 !important; }div.ewd-ufaq-faq-categories, div.ewd-ufaq-faq-tags { color: #9b4c4c !important; }div.ewd-ufaq-faq-categories, div.ewd-ufaq-faq-tags { margin: 30 !important; }<\/style><div  class=\"ewd-ufaq-faq-list ewd-ufaq-page-type-infinite_scroll ewd-ufaq-category-tabs-\" id='ewd-ufaq-faq-list'>\n\n\t<input type='hidden' name='show_on_load' value='' id='ewd-ufaq-show-on-load' \/>\n<input type='hidden' name='include_category' value='' id='ewd-ufaq-include-category' \/>\n<input type='hidden' name='exclude_category' value='' id='ewd-ufaq-exclude-category' \/>\n<input type='hidden' name='orderby' value='set_order' id='ewd-ufaq-orderby' \/>\n<input type='hidden' name='order' value='asc' id='ewd-ufaq-order' \/>\n<input type='hidden' name='post_count' value='-1' id='ewd-ufaq-post-count' \/>\n<input type='hidden' name='current_url' value='\/fr\/wp-json\/wp\/v2\/ufaq\/6809' id='ewd-ufaq-current-url' \/>\n\t\n\t\n\t<div class='ewd-ufaq-faqs'>\n\n\t\t<div  class=\"ewd-ufaq-faq-div ewd-ufaq-faq-column-count-two ewd-ufaq-faq-responsive-columns-1 ewd-ufaq-faq-display-style-minimalist ewd-ufaq-can-be-toggled\" id='ewd-ufaq-post-6809-xfWqzM5J4s' data-post_id='6809'>\n\n\t\t\n\t<div class='ewd-ufaq-faq-title ewd-ufaq-faq-toggle'>\n\t\n\t<a class='ewd-ufaq-post-margin'  href='#' role=\"button\">\n\n\t\t<div class='ewd-ufaq-post-margin-symbol ewd-ufaq-square'>\n\t\t\t<span >B<\/span>\n\t\t<\/div>\n\n\t\t<div class='ewd-ufaq-faq-title-text'>\n\n\t\t\t<h5>\n\t\t\t\tProcesseurs\t\t\t<\/h5>\n\n\t\t<\/div>\n\n\t\t<div class='ewd-ufaq-clear'><\/div>\n\n\t<\/a>\n\t\n<\/div>\n\t\n\t<div class='ewd-ufaq-faq-body' >\n\n\t\t\n\t\t\t\n\t\t\n\t\t\t\n\t\t\n\t\t\t<div class='ewd-ufaq-post-margin ewd-ufaq-faq-post'>\n\t<p>Lequel choisir ?<\/p>\n<p>Je recommande les processeurs FIR qui permettent une correction plus simple, plus pr\u00e9cise (avec en plus une possibilit\u00e9 de correction de phase).<\/p>\n<p>Il peut s'agir de processeurs logiciels ou de processeurs mat\u00e9riels dont voici quelques mod\u00e8les que j'utilise (les prix sont HT et approximatifs) :<\/p>\n<ul>\n<li>QSC QSYS, max 16384 taps par canal (avec un max de 4x8192 pour le mod\u00e8le Core110F), superbement configurable, multicanal 8in\/16out, des fonctions tr\u00e8s compl\u00e8tes mais assez cher (4000\u20ac environ pour le petit mod\u00e8le Core110F)<\/li>\n<li>Trinnov, avec 4096 taps par canal comp\u00e9t\u00e9s par des filtres IIR (total de taps selon processeur st\u00e9r\u00e9o ou multicanal). Processeur haut de gamme mais utilisable uniquement avec son logiciel de mesure et de correction, (\u00e0 partir de 4000\u20ac en st\u00e9r\u00e9o). La nouvelle gamme Nova est moins ch\u00e8re mais je n'ai pas encore eu le temps de la tester.<\/li>\n<li>MiniDSP OpenDRC, max 6144 taps per channel (with total of 2&#215;6144), cheap and stable, only available with digital I\/O, less than 300\u20ac<\/li>\n<li>MiniDSP 2x4HD or Flex, max 2042 taps and min 6 taps per channel (the total of 4096 for all channels gives 2042+2042+6+6). Both are cheap. Because those processor work at 96kHz, the FIR correction file of 2042 taps at 96kHz is equivalent to 1021 taps at 48kHz.<\/li>\n<li>Xilica Solaro QR1 ou FR1, 4096 taps max par canal (total 6x4096), \u00e0 noter que les FIR ne peuvent pas \u00eatre charg\u00e9 dans des presets pour l'instant, extr\u00eamement configurable (presque comme un QSYS) avec choix des cartes d'E\/S et t\u00e9l\u00e9commande par Ipad ou tablette, prix \u00e0 900\u20ac pour QR1 (8 slots) et 1600\u20ac pour FR1 (16 slots) sans les cartes (analogiques pas tr\u00e8s ch\u00e8res mais num\u00e9riques curieusement plus ch\u00e8res). a noter que ces processeurs peuvent \u00eatre configur\u00e9s \u00e0 96kHz mais les filtres FIR restent \u00e0 4096 taps donc moins efficaces alors en basses fr\u00e9quences.<\/li>\n<li>t.racks FIR DSP408 : max 2048 taps par canal limit\u00e9 \u00e0 un total de 4096 taps pour l'ensemble des canaux, \u00e9conomique sous 600\u20ac<\/li>\n<li>Eversolo DMP-A8, un streamer avec filtrage FIR de 2048 taps par canal pour environ 2000\u20ac<\/li>\n<li>Jetez un coup d'oeil \u00e0 <a href=\"https:\/\/eclipseaudio.com\/fir-capable-products\/\" target=\"_blank\" rel=\"noopener\">cette autre liste de processeurs FIR.<\/a><\/li>\n<\/ul>\n<p>Du c\u00f4t\u00e9 des logiciels, vous pouvez utiliser un engin de convolution comme <a href=\"https:\/\/torger.se\/anders\/brutefir.html\" target=\"_blank\" rel=\"noopener\">Brutefir<\/a>, int\u00e9gr\u00e9 dans un lecteur ou un streamer. <a href=\"https:\/\/sourceforge.net\/projects\/equalizerapo\/\" target=\"_blank\" rel=\"noopener\">Equaliser APO<\/a> ou <a href=\"https:\/\/github.com\/HEnquist\/camilladsp\" target=\"_blank\" rel=\"noopener\">Camila DSP<\/a> sont des solutions int\u00e9ressantes. les logiciels sont souvent peu chers ou m\u00eame gratuits, mais n\u00e9cessitent un ordinateur (un petit Raspberry Pi peut suffire) mais demandent des configurations plus complexes, ce qui n'est pas pour tout le monde.<\/p>\n<p>Les processeurs mat\u00e9riels sont quelquefois limit\u00e9s en puissance de calcul donc en taps FIR. Mais tous disposent aussi d'EQ param\u00e9triques qui permettent de compl\u00e9ter les filtres FIR dans les basses fr\u00e9quences. En France (petite pub), vous pouvez les acheter chez <a href=\"https:\/\/44-1.com\/\" target=\"_blank\" rel=\"noopener\">Company 44.1<\/a> avec \u00e9ventuellement la configuration et l'installation sur site.<\/p>\n<\/div>\n\t\t\n\t\t\t<div class='ewd-ufaq-permalink'>\n\t\n\t<a href=\"https:\/\/www.loudspeakers.audio\/fr\/faqs\/processors\/single-faq\/processors\/\">\n\t\t\n\t\tPermalink\t\t\t\n\t<\/a>\n\n<\/div>\n\t\t\n\t\t\t\n\t\t\n\t\t\t\n\t\t\n\t\t\t<div class='ewd-ufaq-faq-custom-fields'>\n\n\t\n<\/div>\n\t\t\n\t\t\t\n\t\t\n\t\t\t\n\t\t\n\t\t\t\n\t\t\n\t<\/div>\n\n<\/div>\n\t<\/div>\n\n\t\n<\/div>","protected":false},"excerpt":{"rendered":"<p>B Processors Which processors to use ? I would recommend a FIR processor or software because it is easier and more precise for correction EQ (and it can also correct phase). You can either use a hardware FIR processor or process with software. Here are some hardware possiblities I have &hellip;<\/p>","protected":false},"author":1,"featured_media":0,"template":"","ufaq-category":[186],"ufaq-tag":[],"class_list":["post-6809","ufaq","type-ufaq","status-publish","hentry","ufaq-category-6-acoustics-and-eq"],"_links":{"self":[{"href":"https:\/\/www.loudspeakers.audio\/fr\/wp-json\/wp\/v2\/ufaq\/6809","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.loudspeakers.audio\/fr\/wp-json\/wp\/v2\/ufaq"}],"about":[{"href":"https:\/\/www.loudspeakers.audio\/fr\/wp-json\/wp\/v2\/types\/ufaq"}],"author":[{"embeddable":true,"href":"https:\/\/www.loudspeakers.audio\/fr\/wp-json\/wp\/v2\/users\/1"}],"wp:attachment":[{"href":"https:\/\/www.loudspeakers.audio\/fr\/wp-json\/wp\/v2\/media?parent=6809"}],"wp:term":[{"taxonomy":"ufaq-category","embeddable":true,"href":"https:\/\/www.loudspeakers.audio\/fr\/wp-json\/wp\/v2\/ufaq-category?post=6809"},{"taxonomy":"ufaq-tag","embeddable":true,"href":"https:\/\/www.loudspeakers.audio\/fr\/wp-json\/wp\/v2\/ufaq-tag?post=6809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}