{"id":1573,"date":"2024-07-20T16:09:52","date_gmt":"2024-07-20T08:09:52","guid":{"rendered":"https:\/\/ecmicrophones.com\/?post_type=product&#038;p=1573"},"modified":"2026-03-19T15:22:36","modified_gmt":"2026-03-19T07:22:36","slug":"3mm-electret-microphone-element-with-leads-for-bluetooth-headsets","status":"publish","type":"product","link":"https:\/\/ecmicrophones.com\/pt\/3mm-electret-microphone-element-with-leads-for-bluetooth-headsets\/","title":{"rendered":"Elemento de microfone de eletreto de 3 mm com cabos para fones de ouvido Bluetooth"},"content":{"rendered":"<h2 class=\"text-start\">Especifica\u00e7\u00f5es t\u00e9cnicas<\/h2>\n<p class=\"text-start\">O ECM-B3015AL-42-L25 \u00e9 uma c\u00e1psula de microfone omnidirecional de 3 mm projetada para f\u00e1cil montagem em dispositivos compactos, como fones de ouvido Bluetooth. Equipada com cabos de 25 mm pr\u00e9-anexados, essa vers\u00e3o reduz o tempo de montagem e garante qualidade consistente por meio de solda profissional e rigoroso controle de qualidade.<\/p>\n<p class=\"text-start\">Como sua contraparte, essa c\u00e1psula apresenta um n\u00facleo de microfone coreano personalizado e resist\u00eancia \u00e0 interfer\u00eancia de capacitor duplo para um desempenho est\u00e1vel. Seu diafragma TOA japon\u00eas aumenta a durabilidade e garante uma opera\u00e7\u00e3o confi\u00e1vel de -40\u2103 a +85\u2103.<\/p>\n<p class=\"text-start\">Para clientes que preferem realizar a soldagem por conta pr\u00f3pria ou que precisam de mais personaliza\u00e7\u00e3o, o <a href=\"https:\/\/ecmicrophones.com\/pt\/miniature-electret-microphone-for-bluetooth-earphones\/\">ECM-B3015AL-42<\/a> (vers\u00e3o sem solda) oferece o mesmo desempenho e flexibilidade. Servi\u00e7os de soldagem personalizados tamb\u00e9m est\u00e3o dispon\u00edveis mediante solicita\u00e7\u00e3o.<\/p>\n<h3 class=\"pt-5 text-start\">Circuito de teste padr\u00e3o<\/h3>\n<p> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3091\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b3015al-42-l25.png\" alt=\"Circuito de teste padr\u00e3o\" width=\"461\" height=\"206\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b3015al-42-l25.png 461w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b3015al-42-l25-300x134.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b3015al-42-l25-18x8.png 18w\" sizes=\"auto, (max-width: 461px) 100vw, 461px\" \/> <\/p>\n<p>Condi\u00e7\u00f5es de teste: RL = 2,2k\u03a9, Vs = 2V, C = 1\u03bcF<\/p>\n<h3 class=\"pt-5 text-start\">Resposta de frequ\u00eancia t\u00edpica<\/h3>\n<p> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3092\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b3015al-42-l25.png\" alt=\"Resposta de frequ\u00eancia t\u00edpica\" width=\"397\" height=\"284\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b3015al-42-l25.png 397w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b3015al-42-l25-300x215.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b3015al-42-l25-18x12.png 18w\" sizes=\"auto, (max-width: 397px) 100vw, 397px\" \/> <\/p>\n<p>A resposta de frequ\u00eancia vai de 50 Hz a 20 kHz. A curva permanece relativamente plana de 50 a 400 Hz, seguida por quedas e aumentos alternados. Uma queda mais acentuada ocorre entre 5kHz e 14kHz antes de a resposta aumentar novamente na faixa superior.<\/p>\n<h3 class=\"pt-5 text-start\">Dimens\u00f5es (UNIDADE: mm)<\/h3>\n<p> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3090\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b3015al-42-l25.png\" alt=\"Dimens\u00e3o da apar\u00eancia\" width=\"502\" height=\"479\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b3015al-42-l25.png 502w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b3015al-42-l25-300x286.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b3015al-42-l25-13x12.png 13w\" sizes=\"auto, (max-width: 502px) 100vw, 502px\" \/> <\/p>\n<p>A c\u00e1psula mede 3 mm de di\u00e2metro e 1,5 mm de altura, apresentando uma malha frontal contra poeira e uma parte traseira selada. Ela vem pr\u00e9-soldada com um par de fios condutores paralelos de 25 mm para facilitar a integra\u00e7\u00e3o.<\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00e1psula de microfone omnidirecional de 3 mm com cabos pr\u00e9-conectados de 25 mm para f\u00e1cil integra\u00e7\u00e3o, ideal para fones de ouvido Bluetooth e dispositivos compactos.<\/p>","protected":false},"featured_media":2646,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[721],"product_cat":[16,20],"product_tag":[285,229,290],"class_list":{"0":"post-1573","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-ecmic","7":"product_cat-electret-microphones","8":"product_cat-omnidirectional-microphones","9":"product_tag-3mm","10":"product_tag-equipment","11":"product_tag-wire-leads","13":"first","14":"instock","15":"shipping-taxable","16":"purchasable","17":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product\/1573","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/comments?post=1573"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media\/2646"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media?parent=1573"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_brand?post=1573"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_cat?post=1573"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_tag?post=1573"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}