{"id":3045,"date":"2025-06-23T18:09:26","date_gmt":"2025-06-23T10:09:26","guid":{"rendered":"https:\/\/ecmicrophones.com\/?post_type=product&#038;p=3045"},"modified":"2026-03-19T15:06:27","modified_gmt":"2026-03-19T07:06:27","slug":"electret-microphone-for-voice-recorders-high-sensitivity-full-range","status":"publish","type":"product","link":"https:\/\/ecmicrophones.com\/pt\/electret-microphone-for-voice-recorders-high-sensitivity-full-range\/","title":{"rendered":"Microfone de eletreto para gravadores de voz - Alta sensibilidade, alcance total"},"content":{"rendered":"<h2 class=\"text-start\">Especifica\u00e7\u00f5es t\u00e9cnicas<\/h2>\n<p class=\"text-start\">O ECM-B4015AP28-1046 \u00e9 uma c\u00e1psula de microfone omnidirecional premium de \u03a64\u00d71,5 mm projetada para grava\u00e7\u00e3o de voz de alta fidelidade. Com uma sensibilidade excepcional de -28 dB\u00b12 e uma resposta de frequ\u00eancia estendida de 50 Hz a 20 kHz, ele proporciona uma captura de \u00e1udio superior com clareza excepcional em todo o espectro vocal.<\/p>\n<p class=\"text-start\">Constru\u00edda em torno de um n\u00facleo de microfone de RF coreano de precis\u00e3o, essa c\u00e1psula compacta mant\u00e9m um desempenho est\u00e1vel com uma rela\u00e7\u00e3o sinal\/ru\u00eddo de 58 dB, o que a torna ideal para gravadores de voz profissionais, sistemas de confer\u00eancia e aplica\u00e7\u00f5es de \u00e1udio de alta qualidade em que o espa\u00e7o e a qualidade s\u00e3o fundamentais.<\/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-3049\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/standard-test-circuit_ecm-b4015ap28-1046.png\" alt=\"Circuito de teste ECM-B4015AP28-1046: polariza\u00e7\u00e3o de 2,2k\u03a9, 2V CC, sa\u00edda de 1\u03bcF\" width=\"486\" height=\"211\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/standard-test-circuit_ecm-b4015ap28-1046.png 486w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/standard-test-circuit_ecm-b4015ap28-1046-300x130.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/standard-test-circuit_ecm-b4015ap28-1046-18x8.png 18w\" sizes=\"auto, (max-width: 486px) 100vw, 486px\" \/><\/p>\n<p>Resistor de polariza\u00e7\u00e3o de 2,2k\u03a9, alimenta\u00e7\u00e3o de 2V CC, capacitor de sa\u00edda de 1\u03bcF. Otimizado para grava\u00e7\u00e3o de voz em faixa completa.<\/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-3050\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/typical-frequency-response_ecm-b4015ap28-1046.png\" alt=\"ECM-B4015AP28-1046 Resposta de frequ\u00eancia: 20 Hz a 10 kHz plana, com uma atenua\u00e7\u00e3o suave acima de 10 kHz\" width=\"397\" height=\"284\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/typical-frequency-response_ecm-b4015ap28-1046.png 397w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/typical-frequency-response_ecm-b4015ap28-1046-300x215.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/typical-frequency-response_ecm-b4015ap28-1046-18x12.png 18w\" sizes=\"auto, (max-width: 397px) 100vw, 397px\" \/><\/p>\n<p>Resposta plana de 50 Hz a 10 kHz com redu\u00e7\u00e3o natural acima de 10 kHz.<\/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-3051\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/appearance-dimension_ecm-b4015ap28-1046.png\" alt=\"ECM-B4015AP28-1046 Dimens\u00f5es: \u03a64\u00d71,5mm design ultracompacto com malha contra poeira\" width=\"467\" height=\"356\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/appearance-dimension_ecm-b4015ap28-1046.png 467w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/appearance-dimension_ecm-b4015ap28-1046-300x229.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/06\/appearance-dimension_ecm-b4015ap28-1046-16x12.png 16w\" sizes=\"auto, (max-width: 467px) 100vw, 467px\" \/><\/p>\n<p>C\u00e1psula de microfone ultracompacta de \u03a64\u00d71,5 mm com malha frontal contra poeira, parte traseira vedada, pinos de 2,8 mm espa\u00e7ados em 1,4 mm.<\/p>","protected":false},"excerpt":{"rendered":"<p>Microfone de eletreto omnidirecional compacto com alta sensibilidade e reprodu\u00e7\u00e3o vocal n\u00edtida, ideal para gravadores de voz, sistemas de confer\u00eancia e aplica\u00e7\u00f5es de \u00e1udio com restri\u00e7\u00f5es de espa\u00e7o.<\/p>","protected":false},"featured_media":3047,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[721],"product_cat":[16,20],"product_tag":[284,235,291],"class_list":{"0":"post-3045","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-4mm","10":"product_tag-conference","11":"product_tag-pin-type","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\/3045","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=3045"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media\/3047"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media?parent=3045"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_brand?post=3045"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_cat?post=3045"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_tag?post=3045"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}