{"id":1891,"date":"2026-03-12T17:05:25","date_gmt":"2026-03-12T16:05:25","guid":{"rendered":"https:\/\/redero.fr\/?p=1891"},"modified":"2026-03-13T13:25:21","modified_gmt":"2026-03-13T12:25:21","slug":"du-pcb-art-comme-face-avant-les-idees-geniales-des-fabricants-de-matos-de-musique","status":"publish","type":"post","link":"https:\/\/redero.fr\/?p=1891","title":{"rendered":"Du PCB Art comme face avant\u202f: les id\u00e9es g\u00e9niales des fabricants de matos de musique"},"content":{"rendered":"\n<p>Dans le monde du mat\u00e9riel musical, il existe beaucoup de petites boutiques ind\u00e9pendantes, qui d\u00e9veloppent leur p\u00e9dale de guitare ou leur module de synth\u00e9tiseur. Et un probl\u00e8me que rencontre ceux qui veulent franchir le pas de la fabrication industrielle, c\u2019est le prix des pi\u00e8ces m\u00e9caniques, notamment des faces avants, en t\u00f4le pli\u00e9e, grav\u00e9e finement, puis peintes.<\/p>\n\n\n\n<figure class=\"wp-block-image wp-duotone-unset-1\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"408\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/tradi_front_panel.jpg\" alt=\"\" class=\"wp-image-1892\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/tradi_front_panel.jpg 500w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/tradi_front_panel-300x245.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<p>Avec la diminution des co\u00fbts de fabrication de PCB, une id\u00e9e est apparue : et si, au lieu de face avant en aluminium et acier, on fabriquait&#8230; un PCB ?<\/p>\n\n\n\n<p>Le PCB permet de :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Faire des trous pr\u00e9cis\u00e9ment, pour pouvoir monter les connecteurs, boutons, switchs,<\/li>\n\n\n\n<li>\u00c9crire du texte avec une \u00e9paisseur fine (en silkscreen)<\/li>\n<\/ul>\n\n\n\n<p>Mais il permet \u00e9galement d\u2019avoir quelques libert\u00e9s cr\u00e9atives en plus\u202f!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Couleur Or<\/h2>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb7606b06&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb7606b06\" class=\"wp-block-image size-large wp-duotone-unset-2 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/simplifier2-1024x768.jpg\" alt=\"\" class=\"wp-image-1893\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/simplifier2-1024x768.jpg 1024w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/simplifier2-300x225.jpg 300w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/simplifier2-768x576.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/simplifier2-1536x1152.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/simplifier2-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/www.dsmhumboldt.com\/simplifier-mk-ii-2\" target=\"_blank\" rel=\"noreferrer noopener\">DSM &amp; Humbolt Simplifier MKII<\/a><\/p>\n\n\n\n<p>Sur cet exemple, la face avant est un PCB avec un vernis \u00e9pargne blanc et une s\u00e9rigraphie noire. Les potards et switchs ont \u00e9t\u00e9 mont\u00e9s comme avec une face avant normale, on peut imaginer qu\u2019un \u00ab\u00a0vrai\u00a0\u00bb PCB est situ\u00e9 derri\u00e8re le PCB m\u00e9canique.<\/p>\n\n\n\n<p>Et le dor\u00e9, alors\u202f? Il s\u2019agit d\u2019une \u00e9pargne de vernis avec une jolie finition or. C\u2019est un peu plus cher, mais c\u2019est classe.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Souder des composants<\/h2>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb7607417&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb7607417\" class=\"wp-block-image size-large wp-duotone-unset-3 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"1894\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/mind_killer-768x1024.jpg\" alt=\"\" class=\"wp-image-1894\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/mind_killer-768x1024.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/mind_killer-225x300.jpg 225w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/mind_killer-1152x1536.jpg 1152w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/mind_killer-1536x2048.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/mind_killer-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/www.acornamps.com\/gear\/mind-killer\" target=\"_blank\" rel=\"noreferrer noopener\">Acorn Mind Killer<\/a><\/p>\n\n\n\n<p>\u00c9videmment la premi\u00e8re chose qu\u2019on peut faire avec un PCB, c\u2019est souder des composants dessus.<\/p>\n\n\n\n<p>Et \u00e0 part \u00e7a, comment reconna\u00eetre que c\u2019est un PCB et pas une plaque d\u2019aluminium ? La tranche vous donne la r\u00e9ponse.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-6 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb7607d37&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb7607d37\" class=\"wp-block-image size-large wp-duotone-unset-5 wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"1895\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/mind_killer2-768x1024.jpg\" alt=\"\" class=\"wp-image-1895\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Le FR4 mis \u00e0 nu<\/h2>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb76084fa&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb76084fa\" class=\"wp-block-image size-large wp-duotone-unset-7 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn_off-768x1024.jpg\" alt=\"\" class=\"wp-image-1896\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn_off-768x1024.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn_off-225x300.jpg 225w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn_off-1152x1536.jpg 1152w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn_off-1536x2048.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn_off-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/www.acornamps.com\/gear\/solid-state-preamplifier\" target=\"_blank\" rel=\"noreferrer noopener\">Acorn Solid State Preamp<\/a><\/p>\n\n\n\n<p>Si on enl\u00e8ve le cuivre, le vernis et la s\u00e9rigraphie sur toute les couches, on obtient la couleur beige-verd\u00e2tre un peu translucide de notre FR4. Mais vous allez tomber de votre chaise : avec des LEDs juste derri\u00e8re, le FR4 est guide lumi\u00e8re assez correct.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb7608b8e&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb7608b8e\" class=\"wp-block-image size-large wp-duotone-unset-8 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn1-768x1024.jpg\" alt=\"\" class=\"wp-image-1897\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn1-768x1024.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn1-225x300.jpg 225w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn1-1152x1536.jpg 1152w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn1-1536x2048.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/acorn1-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p>Je n\u2019ai pas r\u00e9ussi \u00e0 savoir si les LEDs \u00e9taient mont\u00e9es sur le PCB principal en-dessous, ou si elles \u00e9taient mont\u00e9es en inverse sur le PCB de face avant. Je parie sur la premi\u00e8re r\u00e9ponse, sinon il faudrait r\u00e9duire un peu l\u2019\u00e9paisseur de la partie translucide pour mettre les pads de la LED.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Grav\u00e9 dans le cuivre<\/h2>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-10 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb76092a9&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb76092a9\" class=\"wp-block-image size-large wp-duotone-unset-9 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"1898\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/subatomic-768x1024.jpg\" alt=\"\" class=\"wp-image-1898\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/subatomic-768x1024.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/subatomic-225x300.jpg 225w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/subatomic-1152x1536.jpg 1152w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/subatomic-1536x2048.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/subatomic-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/www.dsmhumboldt.com\/sub-atomic\">DSM &amp; Humbold Sub Atomic<\/a><\/p>\n\n\n\n<p>Le cuivre ajoute une petite \u00e9paisseur au PCB, donc m\u00eame avec le vernis, on voit le cuivre sous forme de relief. Donc cette marque a d\u00e9cid\u00e9 d\u2019en faire une d\u00e9coration fa\u00e7on gravure.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Un vernis beaucoup \u00e9pargn\u00e9<\/h2>\n\n\n\n<p>Jusqu\u2019\u00e0 maintenant, les couleurs de vernis \u00e9pargne pr\u00e9f\u00e9r\u00e9es des fabricants sont noir et blanc. Mais cette marque a eu une id\u00e9e cr\u00e9ative : compl\u00e8tement enlever le vernis \u00e9pargne.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-12 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb7609b5b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb7609b5b\" class=\"wp-block-image size-large wp-duotone-unset-11 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"1900\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless2-768x1024.jpg\" alt=\"\" class=\"wp-image-1900\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless2-768x1024.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless2-225x300.jpg 225w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless2-1152x1536.jpg 1152w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless2-1536x2048.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless2-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/figure>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb760a288&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb760a288\" class=\"wp-block-image size-large wp-duotone-unset-13 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless1-768x1024.jpg\" alt=\"\" class=\"wp-image-1899\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless1-768x1024.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless1-225x300.jpg 225w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless1-1152x1536.jpg 1152w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless1-1536x2048.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/soldermaskless1-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/fjordfuzz.no\/products\/loke\" target=\"_blank\" rel=\"noreferrer noopener\">Fjord Fuzz Loke<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le PCB Art sans limites<\/h2>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb760a956&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb760a956\" class=\"wp-block-image size-large wp-duotone-unset-14 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/dragonball_off-768x1024.jpg\" alt=\"\" class=\"wp-image-1901\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/dragonball_off-768x1024.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/dragonball_off-225x300.jpg 225w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/dragonball_off-1152x1536.jpg 1152w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/dragonball_off-1536x2048.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/dragonball_off-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/www.acornamps.com\/gear\/kakarot-fuzz\" target=\"_blank\" rel=\"noreferrer noopener\">Acorn Kakarot Fuzz<\/a><\/p>\n\n\n\n<p>Nouvelle id\u00e9e cr\u00e9ative : le vernis \u00e9pargne a une couleur diff\u00e9rente en fonction de si il a du cuivre juste dessous ou non. Ce qui donne ici plusieurs teintes :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>FR4 nu : vert translucide<\/li>\n\n\n\n<li>FR4 + vernis \u00e9pargne : rouge fonc\u00e9<\/li>\n\n\n\n<li>FR4 + cuivre + vernis \u00e9pargne : rouge clair<\/li>\n\n\n\n<li>S\u00e9rigraphie : noir<\/li>\n\n\n\n<li>FR4 + Cuivre + ENIG : dor\u00e9<\/li>\n<\/ul>\n\n\n\n<p>C\u2019est d\u00e9j\u00e0 tr\u00e8s joli. Mais vous n\u2019\u00eates pas pr\u00eats pour la version avec LEDs<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-16 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb760b1ee&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb760b1ee\" class=\"wp-block-image size-large wp-duotone-unset-15 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"1902\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/2026-03-07-11-17-05-563-768x1024.jpg\" alt=\"\" class=\"wp-image-1902\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/2026-03-07-11-17-05-563-768x1024.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/2026-03-07-11-17-05-563-225x300.jpg 225w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/2026-03-07-11-17-05-563-1152x1536.jpg 1152w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/2026-03-07-11-17-05-563-1536x2048.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/2026-03-07-11-17-05-563-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Des boutons\u202f!<\/h2>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-18 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb760b9ec&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb760b9ec\" class=\"wp-block-image size-large wp-duotone-unset-17 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"1905\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rene1-1024x768.jpg\" alt=\"\" class=\"wp-image-1905\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rene1-1024x768.jpg 1024w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rene1-300x225.jpg 300w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rene1-768x576.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rene1-1536x1152.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rene1-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/www.makenoisemusic.com\/modules\/rene\/\" target=\"_blank\" rel=\"noreferrer noopener\">Make Noise Ren\u00e9<\/a><\/p>\n\n\n\n<p>Des boutons r\u00e9tro\u00e9clair\u00e9s en PCB ? Que demander de plus ? Ici je suspecte que ce sont des boutons capacitifs, m\u00eame si \u00e7a pourrait aussi \u00eatre r\u00e9sistif entre les deux fourchettes de cuivre. J\u2019ai un peu jou\u00e9 avec et il me semble que j\u2019arrive \u00e0 activer le bouton en ne touchant que la moiti\u00e9 du cuivre, d\u2019o\u00f9 ma suspicion de capacitif.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">100% PCB<\/h2>\n\n\n\n<p>Le stade ultime de la conception\u202f? Le PCB-qui-est-lui-m\u00eame-sa-propre-m\u00e9ca, comme la s\u00e9rie Pocket Operator de Teenage Engineering. Notez le petit \u00e9l\u00e9ment avec une suspension pour le mettre en rayon : ici m\u00eame le packaging est fait en PCB.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb760c27a&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb760c27a\" class=\"wp-block-image size-full wp-duotone-unset-19 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"575\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/teenage_engineering_pocket_operators_1.webp\" alt=\"\" class=\"wp-image-1906\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/teenage_engineering_pocket_operators_1.webp 960w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/teenage_engineering_pocket_operators_1-300x180.webp 300w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/teenage_engineering_pocket_operators_1-768x460.webp 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/teenage.engineering\/products\/po\" target=\"_blank\" rel=\"noreferrer noopener\">Teenage Engineering Pocket Operator<\/a><\/p>\n\n\n\n<p>J\u2019ai aussi rep\u00e9r\u00e9 ce petit oscilloscope en kit de chez Korg. Lui est livr\u00e9 en kit fa\u00e7on origami, c\u2019est un grand PCB avec des V-cuts, \u00e0 d\u00e9couper et \u00e0 assembler soi-m\u00eame.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f0bb760c939&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f0bb760c939\" class=\"wp-block-image size-large wp-duotone-unset-20 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/korg1-1024x768.jpg\" alt=\"\" class=\"wp-image-1907\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/korg1-1024x768.jpg 1024w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/korg1-300x225.jpg 300w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/korg1-768x576.jpg 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/korg1-1536x1152.jpg 1536w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/korg1-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/www.korg.com\/us\/products\/dj\/nts_2\/\" target=\"_blank\" rel=\"noreferrer noopener\">Korg NTS-2 Oscilloscope Kit<\/a><\/p>\n\n\n\n<p>L\u00e0 j\u2019avoue je n\u2019ai pas compris comment on peut avoir les 2 diff\u00e9rents motifs d\u2019intensit\u00e9 de LEDs. En tout cas il y a du cuivre en bottom, avec une ouverture pour faire les arcs.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Nu:Tekt NTS-2 Oscilloscope Kit - Assembly Tutorial\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Fx2wZ-Baz7g?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>Qu\u2018est-ce que je pense de tout \u00e7a\u202f?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Quelques disclaimers<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Niveau \u00e9mission de CO2, de fa\u00e7on surprenante, la production de PCB non \u00e9quip\u00e9e est assez \u00e9quivalente que la fabrication d\u2019une plaque d\u2019aluminium aux m\u00eames dimensions, probablement d\u00fb au fait qu\u2019il y a peu de cuivre et beaucoup de plastique.<\/li>\n\n\n\n<li>Par contre, niveau recyclage, le PCB est <a href=\"https:\/\/www.epa.gov\/sites\/default\/files\/2014-05\/documents\/handout-10-circuitboards.pdf\">moins recyclable<\/a> qu\u2018une plaque d\u2019aluminium, qui peut \u00eatre refondue.<\/li>\n\n\n\n<li>Attention avec les jolis dessins en cuivre : bien les laisser d\u00e9connect\u00e9s du circuit afin d\u2019\u00e9viter les effets d\u2019antennes. Les corps m\u00e9talliques des connecteurs, les connectiques \u00e9ventuelles pour pouvoir mettre des LEDs sur la face avant, sont \u00e0 surveiller.<\/li>\n<\/ul>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Je veux des calculs de CO<sub>2<\/sub>\u202f!<\/summary>\n<p>Prenons une plaque d\u2019aluminium de 10 x 15 cm, \u00e9paisse de 1,6mm.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.theworldmaterial.com\/weight-density-of-aluminum\/\">Densit\u00e9<\/a> de l\u2019aluminium \u2248 2700 kg\/m\u00b3<\/li>\n\n\n\n<li>\u00c9mission CO\u2082 (<a href=\"https:\/\/european-aluminium.eu\/projets\/a-low-carbon-footprint\">Europe<\/a>) \u2248 ~6.6 kg CO\u2082\/kg Al<\/li>\n\n\n\n<li>\u00c9mission CO\u2082 (<a href=\"https:\/\/european-aluminium.eu\/projets\/a-low-carbon-footprint\">Moyenne mondiale<\/a>) \u2248 ~14.6 kg CO\u2082\/kg Al<\/li>\n<\/ul>\n\n\n\n<p>On a donc: <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>vol = 1.6e-3 * 10e-2 * 15e-2 = 2.4e-5\nmass = 2700 * vol = 0.0648\nemission = 0.43 kg (Europe) or 0.94 kg (Monde)<\/code><\/pre>\n\n\n\n<p>Pour le PCB de taille \u00e9quivalente, 10 x 15 cm:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00c9mission CO\u2082 \u2248 60-70 kg \/ m<sup>2<\/sup> PCB (<a href=\"https:\/\/www.allpcb.com\/blog\/pcb-manufacturing\/the-carbon-footprint-of-pcbs-how-recyclable-materials-can-make-a-difference.html\">source<\/a>)<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>surface = 10e-2 * 15e-2 = 0.015\nemission = 0.90 kg to 1.05 kg<\/code><\/pre>\n<\/details>\n\n\n\n<h3 class=\"wp-block-heading\">D\u2019autres id\u00e9es ?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>De ce que j\u2019ai pu observer, les LEDs sont soit mont\u00e9es dans le produit sur le PCB principal, soit directement sur l\u2018avant du PCB de face avant. Mais je n\u2019ai pas rep\u00e9r\u00e9 de LEDs mont\u00e9es en <a href=\"https:\/\/www.refcircuit.com\/articles\/834-how-to-use-reverse-mounted-led-in-your-pcb.html\" target=\"_blank\" rel=\"noreferrer noopener\">reverse<\/a>.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full wp-duotone-unset-21\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"365\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rgb_reverlse_mounted_led-1.png\" alt=\"\" class=\"wp-image-1992\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rgb_reverlse_mounted_led-1.png 800w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rgb_reverlse_mounted_led-1-300x137.png 300w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/rgb_reverlse_mounted_led-1-768x350.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Je n\u2019ai vu encore personne essayer le <a href=\"https:\/\/www.we-online.com\/en\/products\/printed-circuit-boards\/flex-solutions\/semiflex\">semi-flex<\/a>, un autre type d\u2019abus des propri\u00e9t\u00e9s du PCB FR4 standard qui consiste \u00e0 aller creuser des sillons pour pouvoir plier le PCB.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full wp-duotone-unset-22\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"397\" src=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/semiflex.webp\" alt=\"\" class=\"wp-image-1931\" srcset=\"https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/semiflex.webp 768w, https:\/\/redero.fr\/wp-content\/uploads\/2026\/03\/semiflex-300x155.webp 300w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\" style=\"margin-top:0;margin-bottom:0\">Si vous \u00eates vraiment foufous, essayez le semi-flex<\/p>\n\n\n\n\n\n<p>J\u2019esp\u00e8re que vous ressortez de cette lecture inspir\u00e9s et motiv\u00e9s pour vos prochains projets, et que vous allez me fournir beaucoup de nouveau contenu pour \u00e9crire mes articles\u202f!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans cette article, il y a du PCB Art comme sur Pinterest, mais il n\u2019y a que du PCB Art, donc c\u2019est encore mieux que Pinterest.<\/p>\n","protected":false},"author":1,"featured_media":1895,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[35],"class_list":["post-1891","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-hardware"],"_links":{"self":[{"href":"https:\/\/redero.fr\/index.php?rest_route=\/wp\/v2\/posts\/1891","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/redero.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/redero.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/redero.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/redero.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1891"}],"version-history":[{"count":49,"href":"https:\/\/redero.fr\/index.php?rest_route=\/wp\/v2\/posts\/1891\/revisions"}],"predecessor-version":[{"id":1993,"href":"https:\/\/redero.fr\/index.php?rest_route=\/wp\/v2\/posts\/1891\/revisions\/1993"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/redero.fr\/index.php?rest_route=\/wp\/v2\/media\/1895"}],"wp:attachment":[{"href":"https:\/\/redero.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1891"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/redero.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1891"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/redero.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1891"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}