{"id":39112,"date":"2024-10-27T22:01:28","date_gmt":"2024-10-28T02:01:28","guid":{"rendered":"https:\/\/brain-trainer.com\/?post_type=answer&#038;p=39112"},"modified":"2024-10-28T13:04:09","modified_gmt":"2024-10-28T17:04:09","slug":"monopolar-vs-bipolar-montages","status":"publish","type":"answer","link":"https:\/\/brain-trainer.com\/pt-br\/answer\/monopolar-vs-bipolar-montages\/","title":{"rendered":"Monopolar vs. Bipolar Montages"},"content":{"rendered":"<div class=\"btmg-teaser btmg-teaser-fade\"><div class=\"btmg-prose\"><p>Monopolar (or referential) montages are channels in which one electrode (usually the active, but that\u2019s not necessarily true) is placed over an active EEG site on the head. Bipolar (or sequential) montages are channels in which BOTH active and reference electrode are placed over active EEG sites. T3\/A1 has one electrode over a head site and one over a relatively inert site (the earlobe), so it is monopolar. T3\/T4 has both electrodes over head sites, so it is bipolar. A [&hellip;]<\/p><\/div><\/div>  <div class=\"btmg-gateB\">\n    <div class=\"btmg-left\">\n      <span class=\"btmg-lockbadge\">\n        <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><rect x=\"4\" y=\"11\" width=\"16\" height=\"9\" rx=\"2\"\/><path d=\"M8 11V8a4 4 0 0 1 8 0v3\"\/><\/svg>\n      <\/span>\n      <h3 class=\"btmg-head\">Unlock the full Answers Library<\/h3>\n      <p class=\"btmg-sub\">A biblioteca \u00e9 uma enciclop\u00e9dia pr\u00e1tica, organizada e pesquis\u00e1vel sobre o que \u00e9 o treinamento cerebral e como ele muda vidas no mundo real, escrita ao longo de vinte e cinco anos por Peter Van Deusen, fundador do sistema de treinamento Whole-Brain.<\/p>\n              <button type=\"button\" class=\"btmg-video-thumb\" data-vimeo-id=\"1213287093\" aria-label=\"Play video\">\n                      <img width=\"752\" height=\"423\" src=\"https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-752x423.png\" class=\"attachment-btmg-video-thumb size-btmg-video-thumb\" alt=\"\" loading=\"lazy\" decoding=\"async\" srcset=\"https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-752x423.png 752w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-200x113.png 200w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-1024x576.png 1024w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-768x432.png 768w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-1536x865.png 1536w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-300x169.png 300w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail.png 1727w\" sizes=\"auto, (max-width: 752px) 100vw, 752px\" \/>                    <span class=\"btmg-video-play\" aria-hidden=\"true\">\n            <svg viewBox=\"0 0 24 24\" fill=\"currentColor\"><path d=\"M8 5v14l11-7z\"\/><\/svg>\n          <\/span>\n        <\/button>\n            <div class=\"btmg-memberbox btmg-memberline\">\n        J\u00e1 \u00e9 membro?        <a href=\"https:\/\/brain-trainer.com\/wp-login.php?redirect_to=https%3A%2F%2Fbrain-trainer.com%2Fpt-br%2Fanswer%2Fmonopolar-vs-bipolar-montages%2F\">Entrar<\/a>\n      <\/div>\n    <\/div>\n    <div class=\"btmg-right\">\n              <div class=\"btmg-pcard\">\n          <div class=\"btmg-r1\">\n            <span class=\"btmg-nm\">Assinatura de Respostas de 4 meses<\/span>\n          <\/div>\n          <div class=\"btmg-pr\">\n            <span class=\"btmg-amt\">$50<\/span>\n            <span class=\"btmg-per\">\/ 4 meses<\/span>\n          <\/div>\n          <div><a href=\"https:\/\/brain-trainer.com\/pt-br\/?add-to-cart=18397&#038;checkout=1&#038;clear_cart=1\" class=\"btmg-btn btmg-btn-primary btmg-btn-block btmg-btn-sm\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><circle cx=\"9\" cy=\"20\" r=\"1.5\"\/><circle cx=\"18\" cy=\"20\" r=\"1.5\"\/><path d=\"M2 3h3l2.4 12.3a1.5 1.5 0 0 0 1.5 1.2h8.2a1.5 1.5 0 0 0 1.5-1.2L21.5 7H6\"\/><\/svg><span>Comprar agora<\/span><\/a><\/div>\n        <\/div>\n                    <div class=\"btmg-pcard btmg-pcard-pop\">\n          <div class=\"btmg-r1\">\n            <span class=\"btmg-nm\">Plano de Respostas ilimitado<\/span>\n            <span class=\"btmg-poptag\">Best value<\/span>\n          <\/div>\n          <div class=\"btmg-pr\">\n            <span class=\"btmg-amt\">$99<\/span>\n            <span class=\"btmg-per\">one time<\/span>\n          <\/div>\n          <div><a href=\"https:\/\/brain-trainer.com\/pt-br\/?add-to-cart=45724&#038;checkout=1&#038;clear_cart=1\" class=\"btmg-btn btmg-btn-gold btmg-btn-block btmg-btn-sm\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><circle cx=\"9\" cy=\"20\" r=\"1.5\"\/><circle cx=\"18\" cy=\"20\" r=\"1.5\"\/><path d=\"M2 3h3l2.4 12.3a1.5 1.5 0 0 0 1.5 1.2h8.2a1.5 1.5 0 0 0 1.5-1.2L21.5 7H6\"\/><\/svg><span>Comprar agora<\/span><\/a><\/div>\n        <\/div>\n                  <div class=\"btmg-trial-divider\"><span>ou experimente primeiro<\/span><\/div>\n      <div class=\"btmg-trial-slot\">\n        <button type=\"button\" class=\"btmg-btn btmg-btn-trial btmg-btn-block btmg-trial-open\">\n          <span>Iniciar teste gratuito de 10 minuto<\/span>\n        <\/button>\n        <form class=\"btmg-trial-form\" novalidate hidden>\n          <label class=\"btmg-trial-label\" for=\"btmg-trial-email-39112\">Digite seu e-mail para iniciar seu teste gratuito<\/label>\n          <div class=\"btmg-trial-row\">\n            <input type=\"email\" inputmode=\"email\" autocomplete=\"email\" required class=\"btmg-trial-email\" id=\"btmg-trial-email-39112\" placeholder=\"voce@exemplo.com\">\n            <button type=\"submit\" class=\"btmg-btn btmg-btn-primary btmg-btn-sm btmg-trial-submit\"><span>Come\u00e7ar<\/span><\/button>\n          <\/div>\n          <p class=\"btmg-trial-msg\" role=\"status\" aria-live=\"polite\"><\/p>\n        <\/form>\n      <\/div>\n          <\/div>\n  <\/div>\n      <div class=\"btmg-video-modal\" hidden>\n      <div class=\"btmg-video-modal-backdrop\"><\/div>\n      <div class=\"btmg-video-modal-box\">\n        <button type=\"button\" class=\"btmg-video-modal-close\" aria-label=\"Close video\">&times;<\/button>\n        <div class=\"btmg-video-modal-frame\"><\/div>\n      <\/div>\n    <\/div>\n      <div class=\"btmg-trial-login-modal\" hidden>\n    <div class=\"btmg-trial-login-backdrop\"><\/div>\n    <div class=\"btmg-trial-login-box\">\n      <button type=\"button\" class=\"btmg-trial-login-close\" aria-label=\"Fechar\">&times;<\/button>\n      <h3>Entre para ativar seu teste<\/h3>\n      <p>Voc\u00ea j\u00e1 tem uma conta com este e-mail. Entre e seu teste gratuito come\u00e7ar\u00e1 imediatamente.<\/p>\n      <form class=\"btmg-trial-login-form\" novalidate>\n        <label class=\"btmg-trial-label\" for=\"btmg-trial-login-email\">E-mail<\/label>\n        <input type=\"email\" inputmode=\"email\" autocomplete=\"email\" required readonly class=\"btmg-trial-login-email\" id=\"btmg-trial-login-email\">\n        <label class=\"btmg-trial-label\" for=\"btmg-trial-login-password\">Senha<\/label>\n        <input type=\"password\" autocomplete=\"current-password\" required class=\"btmg-trial-login-password\" id=\"btmg-trial-login-password\">\n                  <div class=\"btmg-trial-login-turnstile\">\n            \t\t<div id=\"cf-turnstile-trial-login\"\r\n\t\tclass=\"cf-turnstile\" data-callback=\"\"\t\tdata-sitekey=\"0x4AAAAAAB4vGwYb0JDIz6Yz\"\r\n\t\tdata-theme=\"light\"\r\n\t\tdata-language=\"auto\"\r\n\t\tdata-size=\"normal\"\r\n\t\tdata-retry=\"auto\" data-retry-interval=\"1000\"\r\n\t\tdata-refresh-expired=\"auto\"\r\n\t\tdata-refresh-timeout=\"auto\"\r\n\t\tdata-action=\"bt-trial-login\"\r\n\t\tdata-callback=\"\"\r\n\t\t\t\tdata-appearance=\"always\"><\/div>\r\n\t\t\t\t<style>.btmg-trial-login-submit { pointer-events: none; opacity: 0.5; }<\/style>\r\n\t\t\t\t<br class=\"cf-turnstile-br cf-turnstile-br-trial-login\">\r\n\t\t\t\t<style>#cf-turnstile-trial-login { margin-left: -15px; }<\/style>\r\n\t\t          <\/div>\n                <button type=\"submit\" class=\"btmg-btn btmg-btn-primary btmg-btn-block btmg-trial-login-submit\"><span>Entrar<\/span><\/button>\n        <p class=\"btmg-trial-msg btmg-trial-login-msg\" role=\"status\" aria-live=\"polite\"><\/p>\n        <p class=\"btmg-trial-login-forgot\"><a href=\"https:\/\/brain-trainer.com\/pt-br\/minha-conta\/lost-password\/\" target=\"_blank\" rel=\"noopener\">Esqueceu sua senha?<\/a><\/p>\n      <\/form>\n    <\/div>\n  <\/div>\n  ","protected":false},"excerpt":{"rendered":"<div class=\"btmg-teaser btmg-teaser-fade\">\n<div class=\"btmg-prose\">\n<p>Monopolar (or referential) montages are channels in which one electrode (usually the active, but that\u2019s not necessarily true) is placed over an active EEG site on the head. Bipolar (or sequential) montages are channels in which BOTH active and reference electrode are placed over active EEG sites. T3\/A1 has one electrode over a head site and one over a relatively inert site (the earlobe), so it is monopolar. T3\/T4 has both electrodes over head sites, so it is bipolar. A [&hellip;]<\/p>\n<\/div>\n<\/div>\n<div class=\"btmg-gateB\">\n<div class=\"btmg-left\">\n      <span class=\"btmg-lockbadge\"><br \/>\n        <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><rect x=\"4\" y=\"11\" width=\"16\" height=\"9\" rx=\"2\"\/><path d=\"M8 11V8a4 4 0 0 1 8 0v3\"\/><\/svg><br \/>\n      <\/span><\/p>\n<h3 class=\"btmg-head\">Unlock the full Answers Library<\/h3>\n<p class=\"btmg-sub\">A biblioteca \u00e9 uma enciclop\u00e9dia pr\u00e1tica, organizada e pesquis\u00e1vel sobre o que \u00e9 o treinamento cerebral e como ele muda vidas no mundo real, escrita ao longo de vinte e cinco anos por Peter Van Deusen, fundador do sistema de treinamento Whole-Brain.<\/p>\n<p>              <button type=\"button\" class=\"btmg-video-thumb\" data-vimeo-id=\"1213287093\" aria-label=\"Play video\"><br \/>\n                      <img width=\"752\" height=\"423\" src=\"https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-752x423.png\" class=\"attachment-btmg-video-thumb size-btmg-video-thumb\" alt=\"\" loading=\"lazy\" decoding=\"async\" srcset=\"https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-752x423.png 752w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-200x113.png 200w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-1024x576.png 1024w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-768x432.png 768w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-1536x865.png 1536w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail-300x169.png 300w, https:\/\/brain-trainer.com\/wp-content\/uploads\/2026\/08\/membership-video-thumbnail.png 1727w\" sizes=\"auto, (max-width: 752px) 100vw, 752px\" \/>                    <span class=\"btmg-video-play\" aria-hidden=\"true\"><br \/>\n            <svg viewBox=\"0 0 24 24\" fill=\"currentColor\"><path d=\"M8 5v14l11-7z\"\/><\/svg><br \/>\n          <\/span><br \/>\n        <\/button><\/p>\n<div class=\"btmg-memberbox btmg-memberline\">\n        J\u00e1 \u00e9 membro?        <a href=\"https:\/\/brain-trainer.com\/wp-login.php?redirect_to=https%3A%2F%2Fbrain-trainer.com%2Fpt-br%2Fanswer%2Fmonopolar-vs-bipolar-montages%2F\">Entrar<\/a>\n      <\/div>\n<\/p><\/div>\n<div class=\"btmg-right\">\n<div class=\"btmg-pcard\">\n<div class=\"btmg-r1\">\n            <span class=\"btmg-nm\">Assinatura de Respostas de 4 meses<\/span>\n          <\/div>\n<div class=\"btmg-pr\">\n            <span class=\"btmg-amt\">$50<\/span><br \/>\n            <span class=\"btmg-per\">\/ 4 meses<\/span>\n          <\/div>\n<div><a href=\"https:\/\/brain-trainer.com\/pt-br\/?add-to-cart=18397&#038;checkout=1&#038;clear_cart=1\" class=\"btmg-btn btmg-btn-primary btmg-btn-block btmg-btn-sm\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><circle cx=\"9\" cy=\"20\" r=\"1.5\"\/><circle cx=\"18\" cy=\"20\" r=\"1.5\"\/><path d=\"M2 3h3l2.4 12.3a1.5 1.5 0 0 0 1.5 1.2h8.2a1.5 1.5 0 0 0 1.5-1.2L21.5 7H6\"\/><\/svg><span>Comprar agora<\/span><\/a><\/div>\n<\/p><\/div>\n<div class=\"btmg-pcard btmg-pcard-pop\">\n<div class=\"btmg-r1\">\n            <span class=\"btmg-nm\">Plano de Respostas ilimitado<\/span><br \/>\n            <span class=\"btmg-poptag\">Best value<\/span>\n          <\/div>\n<div class=\"btmg-pr\">\n            <span class=\"btmg-amt\">$99<\/span><br \/>\n            <span class=\"btmg-per\">one time<\/span>\n          <\/div>\n<div><a href=\"https:\/\/brain-trainer.com\/pt-br\/?add-to-cart=45724&#038;checkout=1&#038;clear_cart=1\" class=\"btmg-btn btmg-btn-gold btmg-btn-block btmg-btn-sm\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><circle cx=\"9\" cy=\"20\" r=\"1.5\"\/><circle cx=\"18\" cy=\"20\" r=\"1.5\"\/><path d=\"M2 3h3l2.4 12.3a1.5 1.5 0 0 0 1.5 1.2h8.2a1.5 1.5 0 0 0 1.5-1.2L21.5 7H6\"\/><\/svg><span>Comprar agora<\/span><\/a><\/div>\n<\/p><\/div>\n<div class=\"btmg-trial-divider\"><span>ou experimente primeiro<\/span><\/div>\n<div class=\"btmg-trial-slot\">\n        <button type=\"button\" class=\"btmg-btn btmg-btn-trial btmg-btn-block btmg-trial-open\"><br \/>\n          <span>Iniciar teste gratuito de 10 minuto<\/span><br \/>\n        <\/button><\/p>\n<form class=\"btmg-trial-form\" novalidate hidden>\n          <label class=\"btmg-trial-label\" for=\"btmg-trial-email-39112\">Digite seu e-mail para iniciar seu teste gratuito<\/label><\/p>\n<div class=\"btmg-trial-row\">\n            <input type=\"email\" inputmode=\"email\" autocomplete=\"email\" required class=\"btmg-trial-email\" id=\"btmg-trial-email-39112\" placeholder=\"voce@exemplo.com\"><br \/>\n            <button type=\"submit\" class=\"btmg-btn btmg-btn-primary btmg-btn-sm btmg-trial-submit\"><span>Come\u00e7ar<\/span><\/button>\n          <\/div>\n<p class=\"btmg-trial-msg\" role=\"status\" aria-live=\"polite\">\n<\/p><\/form>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"btmg-video-modal\" hidden>\n<div class=\"btmg-video-modal-backdrop\"><\/div>\n<div class=\"btmg-video-modal-box\">\n        <button type=\"button\" class=\"btmg-video-modal-close\" aria-label=\"Close video\">&times;<\/button><\/p>\n<div class=\"btmg-video-modal-frame\"><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"btmg-trial-login-modal\" hidden>\n<div class=\"btmg-trial-login-backdrop\"><\/div>\n<div class=\"btmg-trial-login-box\">\n      <button type=\"button\" class=\"btmg-trial-login-close\" aria-label=\"Fechar\">&times;<\/button><\/p>\n<h3>Entre para ativar seu teste<\/h3>\n<p>Voc\u00ea j\u00e1 tem uma conta com este e-mail. 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Bipolar (or sequential) montages are channels in which BOTH active and reference electrode are placed over active EEG sites. T3\/A1 has one electrode over a head site and one over a relatively inert site (the earlobe), so it is monopolar. T3\/T4 has both electrodes over head sites, so it is bipolar. A [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/brain-trainer.com\/pt-br\/answer\/monopolar-vs-bipolar-montages\/\" \/>\n<meta property=\"og:site_name\" content=\"brain-trainer.com\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/BraintrainerU\/\" \/>\n<meta property=\"article:modified_time\" content=\"2024-10-28T17:04:09+00:00\" \/>\n<meta name=\"twitter:label1\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data1\" content=\"5 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/answer\\\/monopolar-vs-bipolar-montages\\\/\",\"url\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/answer\\\/monopolar-vs-bipolar-montages\\\/\",\"name\":\"Monopolar vs. Bipolar Montages - brain-trainer.com\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/#website\"},\"datePublished\":\"2024-10-28T02:01:28+00:00\",\"dateModified\":\"2024-10-28T17:04:09+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/answer\\\/monopolar-vs-bipolar-montages\\\/#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/answer\\\/monopolar-vs-bipolar-montages\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/answer\\\/monopolar-vs-bipolar-montages\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Monopolar vs. Bipolar Montages\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/#website\",\"url\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/\",\"name\":\"brain-trainer.com\",\"description\":\"By Trainers, For Trainers\",\"publisher\":{\"@id\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/#organization\",\"name\":\"Brain-Trainer International\",\"url\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/brain-trainer.com\\\/wp-content\\\/uploads\\\/2015\\\/07\\\/brain-trainer.com-logo.jpg\",\"contentUrl\":\"https:\\\/\\\/brain-trainer.com\\\/wp-content\\\/uploads\\\/2015\\\/07\\\/brain-trainer.com-logo.jpg\",\"width\":384,\"height\":124,\"caption\":\"Brain-Trainer International\"},\"image\":{\"@id\":\"https:\\\/\\\/brain-trainer.com\\\/pt-br\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/BraintrainerU\\\/\",\"https:\\\/\\\/x.com\\\/BraintrainerU\",\"https:\\\/\\\/www.instagram.com\\\/braintraineru\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Monopolar vs. Bipolar Montages - brain-trainer.com","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/brain-trainer.com\/pt-br\/answer\/monopolar-vs-bipolar-montages\/","og_locale":"pt_BR","og_type":"article","og_title":"Monopolar vs. Bipolar Montages - brain-trainer.com","og_description":"Monopolar (or referential) montages are channels in which one electrode (usually the active, but that\u2019s not necessarily true) is placed over an active EEG site on the head. Bipolar (or sequential) montages are channels in which BOTH active and reference electrode are placed over active EEG sites. T3\/A1 has one electrode over a head site and one over a relatively inert site (the earlobe), so it is monopolar. T3\/T4 has both electrodes over head sites, so it is bipolar. 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