{"id":4783,"date":"2026-08-11T18:15:00","date_gmt":"2026-08-11T18:15:00","guid":{"rendered":"https:\/\/etisystems.com\/comment-augmenter-la-sensibilite-dun-potentiometre\/"},"modified":"2026-10-08T19:56:41","modified_gmt":"2026-10-08T19:56:41","slug":"comment-augmenter-la-sensibilite-dun-potentiometre","status":"publish","type":"post","link":"https:\/\/etisystems.com\/fr\/comment-augmenter-la-sensibilite-dun-potentiometre\/","title":{"rendered":"Comment augmenter la sensibilit\u00e9 d\u2019un potentiom\u00e8tre ?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"4783\" class=\"elementor elementor-4783 elementor-3849\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ca9e962 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ca9e962\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8d1a0f8\" data-id=\"8d1a0f8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ffca798 elementor-widget elementor-widget-text-editor\" data-id=\"ffca798\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La sensibilit\u00e9 d\u2019un <a href=\"https:\/\/etisystems.com\/fr\/potentiometres-lineaires\/\"><strong>potentiom\u00e8tre lin\u00e9aire<\/strong><\/a> correspond simplement \u00e0 la capacit\u00e9 de la sortie \u00e0 r\u00e9agir \u00e0 de petits mouvements du curseur. Plusieurs facteurs la d\u00e9terminent : le mat\u00e9riau de l\u2019\u00e9l\u00e9ment r\u00e9sistif, le nombre de tours du potentiom\u00e8tre, son c\u00e2blage et le traitement du signal apr\u00e8s sa sortie du potentiom\u00e8tre. Am\u00e9liorer la sensibilit\u00e9 implique g\u00e9n\u00e9ralement d\u2019agir sur plusieurs de ces points en m\u00eame temps.  <\/p><h2>Ce que signifie r\u00e9ellement la \u00ab sensibilit\u00e9 \u00bb dans un potentiom\u00e8tre lin\u00e9aire<\/h2><p>Dans un <strong>potentiom\u00e8tre lin\u00e9aire<\/strong>, la sensibilit\u00e9 correspond \u00e0 l\u2019ampleur de la variation de la tension de sortie pour un faible d\u00e9placement du curseur. Un potentiom\u00e8tre \u00e0 faible sensibilit\u00e9 change par grands paliers de tension m\u00eame lorsque vous le d\u00e9placez \u00e0 peine, ce qui rend les r\u00e9glages fins difficiles. \u00c0 l\u2019inverse, un potentiom\u00e8tre \u00e0 forte sensibilit\u00e9 \u00e9volue de mani\u00e8re fluide et progressive. Cette diff\u00e9rence est particuli\u00e8rement importante pour des applications comme l\u2019\u00e9talonnage de capteurs ou le retour de position de pr\u00e9cision, o\u00f9 une petite erreur de position du curseur ne doit entra\u00eener qu\u2019une petite erreur en sortie, et non une grande.   <\/p><h2>Choisir un \u00e9l\u00e9ment r\u00e9sistif qui am\u00e9liore la r\u00e9solution de sortie<\/h2><p>Le mat\u00e9riau \u00e0 l\u2019int\u00e9rieur du potentiom\u00e8tre fixe la limite de sensibilit\u00e9 qu\u2019il peut atteindre. Les \u00e9l\u00e9ments bobin\u00e9s sont constitu\u00e9s d\u2019un fil enroul\u00e9 : la sortie \u00e9volue donc par petits paliers lorsque le curseur franchit chaque spire, ce qui est \u00e0 l\u2019oppos\u00e9 d\u2019un comportement fluide. Les \u00e9l\u00e9ments en plastique conducteur r\u00e9solvent ce probl\u00e8me. Leur piste r\u00e9sistive est une surface continue, et non une s\u00e9rie de spires, de sorte que la sortie varie en douceur avec tr\u00e8s peu de bruit \u00e9lectrique. Ces composants supportent \u00e9galement des r\u00e9glages plus rapides et offrent des tol\u00e9rances plus serr\u00e9es, parfois jusqu\u2019\u00e0 0,02 %. En contrepartie, les potentiom\u00e8tres en plastique conducteur doivent \u00eatre utilis\u00e9s dans une configuration correcte de diviseur de tension, avec tr\u00e8s peu de courant traversant le curseur ; ils conviennent donc mieux aux applications de mesure et de retour d\u2019information qu\u2019aux applications de forte puissance.      <\/p><p>Pour en savoir plus sur la mani\u00e8re dont cette piste r\u00e9sistive produit r\u00e9ellement un signal, consultez <a href=\"https:\/\/etisystems.com\/linear-potentiometers-position-sensing-automation\/https:\/etisystems.com\/linear-potentiometers-position-sensing-automation\/\"><strong>Comment fonctionne un potentiom\u00e8tre lin\u00e9aire ?<\/strong><\/a><\/p><h2>La conception multi-tours augmente la r\u00e9solution m\u00e9canique<\/h2><p>Un potentiom\u00e8tre mono-tour ne vous offre qu\u2019une seule rotation, g\u00e9n\u00e9ralement inf\u00e9rieure \u00e0 360 degr\u00e9s, pour couvrir toute sa plage de r\u00e9sistance. Un potentiom\u00e8tre multi-tours r\u00e9partit cette m\u00eame plage sur dix rotations ou plus. Ainsi, chaque tour ne couvre qu\u2019une petite partie de la plage totale : un m\u00eame mouvement du doigt produit donc une variation de sortie beaucoup plus faible et plus pr\u00e9cise. Cela facilite \u00e9galement l\u2019obtention d\u2019une position exacte, puisqu\u2019il ne s\u2019agit plus de viser un point pr\u00e9cis au cours d\u2019un seul tour rapide. <a href=\"https:\/\/etisystems.com\/linear-vs-multi-turn-potentiometers-differences-applications\/\"><strong>Potentiom\u00e8tres lin\u00e9aires vs multi-tours<\/strong><\/a> explique quel type convient \u00e0 quel usage.   <\/p><h2>Choix de c\u00e2blage et de circuit qui influencent la sensibilit\u00e9 du signal<\/h2><p>La mani\u00e8re dont vous c\u00e2blez le potentiom\u00e8tre compte presque autant que le composant lui-m\u00eame. L\u2019utilisation des trois bornes dans une configuration correcte de diviseur de tension fournit un signal plus propre et plus pr\u00e9visible que le c\u00e2blage en rh\u00e9ostat \u00e0 deux bornes, qui ne suit que la r\u00e9sistance au lieu d\u2019une tension proportionnelle. C\u2019est d\u2019ailleurs l\u2019une des raisons d\u2019\u00eatre de la conception \u00e0 trois bornes, abord\u00e9e dans <a href=\"https:\/\/etisystems.com\/fr\/pourquoi-un-potentiometre-possede-t-il-3-bornes\/\"><strong>Pourquoi un potentiom\u00e8tre a-t-il 3 bornes ?<\/strong><\/a> Il est \u00e9galement utile d\u2019adapter la valeur de r\u00e9sistance du potentiom\u00e8tre \u00e0 l\u2019\u00e9quipement qui lit sa sortie, qu\u2019il s\u2019agisse d\u2019un convertisseur A\/N (ADC) ou d\u2019un amplificateur. En cas de mauvais appariement, les petites variations de tension sont \u00e9cras\u00e9es avant m\u00eame d\u2019atteindre l\u2019appareil de mesure, quelle que soit la qualit\u00e9 du potentiom\u00e8tre.   <\/p><h2>R\u00e9duire les effets de charge et le bruit sur le signal de sortie<\/h2><p>M\u00eame un potentiom\u00e8tre bien con\u00e7u perd en sensibilit\u00e9 si le circuit en aval lui soutire trop de courant. Une charge \u00e0 faible imp\u00e9dance connect\u00e9e directement au curseur fait chuter la tension mesur\u00e9e, surtout vers le milieu de la course. L\u2019ajout d\u2019un buffer \u00e0 amplificateur op\u00e9rationnel entre le potentiom\u00e8tre et la charge corrige ce probl\u00e8me en conservant toute l\u2019amplitude de variation de la tension. Le bruit provoque un probl\u00e8me similaire : il peut masquer compl\u00e8tement de faibles variations de position. Les \u00e9l\u00e9ments en plastique conducteur aident aussi sur ce point, car leur piste lisse g\u00e9n\u00e8re beaucoup moins de bruit \u00e9lectrique qu\u2019un \u00e9l\u00e9ment bobin\u00e9 dont le curseur franchit des spires individuelles.    <\/p><p><a href=\"https:\/\/etisystems.com\/how-potentiometers-function-as-variable-resistor\/\"><strong>Comment les potentiom\u00e8tres fonctionnent-ils comme r\u00e9sistances variables ?<\/strong><\/a>  explique plus en d\u00e9tail le principe du diviseur de tension \u00e0 l\u2019origine de ces deux probl\u00e9matiques.<\/p><h2>Adapter le type de potentiom\u00e8tre aux besoins de sensibilit\u00e9 de l\u2019application<\/h2><p>Aucune configuration ne maximise la sensibilit\u00e9 pour toutes les applications. Les travaux \u00e0 haute r\u00e9solution et faible bruit, comme l\u2019instrumentation ou l\u2019\u00e9talonnage de capteurs, n\u00e9cessitent g\u00e9n\u00e9ralement du plastique conducteur, en mono-tour ou en multi-tours hybride. Les applications qui exigent \u00e0 la fois une r\u00e9solution fine et une meilleure tenue en puissance utilisent souvent des potentiom\u00e8tres hybrides, qui combinent une piste en plastique conducteur avec une construction multi-tours.  <\/p><p>Les ing\u00e9nieurs qui s\u00e9lectionnent des composants pour une conception consultent souvent le <a href=\"https:\/\/etisystems.com\/fr\/guide-de-conception-du-potentiometre-a-commande-lineaire\/\"><strong>guide de conception des potentiom\u00e8tres de commande lin\u00e9aire<\/strong><\/a> d\u2019ETI Systems avant de choisir un type d\u2019\u00e9l\u00e9ment et un nombre de tours. Les caract\u00e9ristiques et la disponibilit\u00e9 peuvent \u00e9galement \u00eatre v\u00e9rifi\u00e9es aupr\u00e8s de distributeurs tels que <a href=\"https:\/\/etisystems.com\/fr\/distributeurs\/\"><strong>DigiKey<\/strong><\/a> au cours de ce processus. <\/p><h2>Foire aux questions<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-baf29d7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"baf29d7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7d9f9b6\" data-id=\"7d9f9b6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d57c70e elementor-widget elementor-widget-accordion\" data-id=\"d57c70e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2231\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2231\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Comment puis-je augmenter la sensibilit\u00e9 d\u2019un potentiom\u00e8tre ?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2231\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2231\"><p>Utilisez un \u00e9l\u00e9ment en plastique conducteur pour une sortie plus fluide, choisissez une conception multi-tours pour un r\u00e9glage m\u00e9canique plus fin et bufferisez le circuit de sortie afin qu\u2019il ne charge pas le signal.<\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2232\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-2232\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Un potentiom\u00e8tre multi-tours offre-t-il une meilleure sensibilit\u00e9 qu\u2019un potentiom\u00e8tre mono-tour ?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2232\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-2232\"><p>Oui. R\u00e9partir la m\u00eame plage de r\u00e9sistance sur davantage de rotations signifie que chaque tour couvre une portion plus faible, ce qui permet un r\u00e9glage plus fin. <\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2233\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-2233\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Pourquoi le type d\u2019\u00e9l\u00e9ment r\u00e9sistif influence-t-il la sensibilit\u00e9 d\u2019un potentiom\u00e8tre ?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2233\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-2233\"><p>Les \u00e9l\u00e9ments bobin\u00e9s \u00e9voluent par petits paliers lorsque le curseur franchit chaque spire. Les \u00e9l\u00e9ments en plastique conducteur utilisent au contraire une piste lisse unique, ce qui fournit une sortie plus propre et \u00e0 plus haute r\u00e9solution. <\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2234\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-2234\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Le c\u00e2blage du circuit peut-il am\u00e9liorer la sensibilit\u00e9 d\u2019un potentiom\u00e8tre sans changer le composant ?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2234\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-2234\"><p>Oui. Adapter la valeur de r\u00e9sistance \u00e0 l\u2019imp\u00e9dance d\u2019entr\u00e9e de votre circuit et bufferiser la sortie avec un amplificateur op\u00e9rationnel permettent de pr\u00e9server la r\u00e9solution qui serait autrement perdue \u00e0 cause des effets de charge. <\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2235\" class=\"elementor-tab-title\" data-tab=\"5\" role=\"button\" aria-controls=\"elementor-tab-content-2235\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Une valeur de r\u00e9sistance plus \u00e9lev\u00e9e est-elle toujours plus sensible ?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2235\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"region\" aria-labelledby=\"elementor-tab-title-2235\"><p>Non. La valeur de r\u00e9sistance doit \u00eatre adapt\u00e9e au circuit qu\u2019elle alimente. Trop \u00e9lev\u00e9e ou trop faible, elle entra\u00eene des erreurs de charge qui d\u00e9gradent la sensibilit\u00e9, quelle que soit la qualit\u00e9 du potentiom\u00e8tre.  <\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3b3ab07 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3b3ab07\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9be9c21\" data-id=\"9be9c21\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2ba2271 elementor-widget elementor-widget-post-info\" data-id=\"2ba2271\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-f62c200 elementor-inline-item\" itemprop=\"about\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-tags\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-terms\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-post-info__terms-list\">\n\t\t\t\t<a href=\"https:\/\/etisystems.com\/fr\/category\/potentiometre\/\" class=\"elementor-post-info__terms-list-item\">Potentiom\u00e8tre<\/a>\t\t\t\t<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-675ae62 elementor-inline-item\" itemprop=\"about\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-tags\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-terms\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-post-info__terms-list\">\n\t\t\t\t<a href=\"https:\/\/etisystems.com\/fr\/tag\/potentiometre\/\" class=\"elementor-post-info__terms-list-item\">Potentiom\u00e8tre<\/a>\t\t\t\t<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>La sensibilit\u00e9 d\u2019un potentiom\u00e8tre lin\u00e9aire correspond simplement \u00e0 la capacit\u00e9 de la sortie \u00e0 r\u00e9agir \u00e0 de petits mouvements du curseur. Plusieurs facteurs la d\u00e9terminent : le mat\u00e9riau de l\u2019\u00e9l\u00e9ment r\u00e9sistif, le nombre de tours du potentiom\u00e8tre, son c\u00e2blage et le traitement du signal apr\u00e8s sa sortie du potentiom\u00e8tre. Am\u00e9liorer la sensibilit\u00e9 implique g\u00e9n\u00e9ralement d\u2019agir [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":3611,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[152],"tags":[153],"class_list":["post-4783","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-potentiometre","tag-potentiometre"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Comment augmenter la sensibilit\u00e9 d\u2019un potentiom\u00e8tre lin\u00e9aire<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez des m\u00e9thodes pratiques pour augmenter la sensibilit\u00e9 d\u2019un potentiom\u00e8tre lin\u00e9aire : type d\u2019\u00e9l\u00e9ment et choix de loi, c\u00e2blage du circuit et am\u00e9lioration de la r\u00e9solution.\" 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