{"id":417,"date":"2024-04-19T07:11:35","date_gmt":"2024-04-19T07:11:35","guid":{"rendered":"https:\/\/ecmicrophones.com\/?post_type=product&#038;p=417"},"modified":"2026-03-19T15:48:22","modified_gmt":"2026-03-19T07:48:22","slug":"4mm-omnidirectional-electret-microphone-insert-for-hearing-aid","status":"publish","type":"product","link":"https:\/\/ecmicrophones.com\/pt\/4mm-omnidirectional-electret-microphone-insert-for-hearing-aid\/","title":{"rendered":"Inser\u00e7\u00e3o de microfone de eletreto omnidirecional de 4 mm para aparelho auditivo"},"content":{"rendered":"<h2 class=\"text-start\">Especifica\u00e7\u00f5es t\u00e9cnicas<\/h2>\n<p class=\"text-start\">Projetado para aparelhos auditivos e microfones de lapela, nosso cabe\u00e7ote de microfone omnidirecional 4015 \u00e9 feito sob medida com JFET de \u00faltima gera\u00e7\u00e3o, oferecendo alta rela\u00e7\u00e3o sinal-ru\u00eddo, baixo ru\u00eddo e qualidade de som Hi-Fi.<\/p>\n<h3 class=\"pt-5 text-start\">Circuito de teste padr\u00e3o<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/standard-test-circuit_ecm-b4015aml39-733.png\" alt=\"Circuito de teste padr\u00e3o ECM-B4015AML39-733: Carga de 15k\u03a9, alimenta\u00e7\u00e3o de 2V, sa\u00edda de 1\u03bcF\" width=\"480\" height=\"211\" class=\"alignnone size-full wp-image-418\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/standard-test-circuit_ecm-b4015aml39-733.png 480w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/standard-test-circuit_ecm-b4015aml39-733-300x132.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/standard-test-circuit_ecm-b4015aml39-733-18x8.png 18w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><\/p>\n<p>Testado com um resistor de carga de 15k\u03a9, alimenta\u00e7\u00e3o de 2V CC e capacitor de acoplamento de 1\u03bcF.<\/p>\n<h3 class=\"pt-5 text-start\">Resposta de frequ\u00eancia t\u00edpica<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/typical-frequency-response_ecm-b4015aml39-733.png\" alt=\"Curva de resposta de frequ\u00eancia ECM-B4015AML39-733\" width=\"397\" height=\"284\" class=\"alignnone size-full wp-image-419\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/typical-frequency-response_ecm-b4015aml39-733.png 397w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/typical-frequency-response_ecm-b4015aml39-733-300x215.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/typical-frequency-response_ecm-b4015aml39-733-18x12.png 18w\" sizes=\"auto, (max-width: 397px) 100vw, 397px\" \/><\/p>\n<p>Resposta plana de 50 Hz a 5 kHz, seguida de um decl\u00ednio gradual, com uma leve eleva\u00e7\u00e3o em torno de 15 kHz-20 kHz que permanece abaixo do n\u00edvel principal.<\/p>\n<h3 class=\"pt-5 text-start\">Dimens\u00f5es (UNIDADE: mm)<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/appearance-dimension_ecm-b4015aml39-733.png\" alt=\"Dimens\u00f5es do ECM-B4015AML39-733: \u03a64\u00d71,5 mm\" width=\"450\" height=\"340\" class=\"alignnone size-full wp-image-420\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/appearance-dimension_ecm-b4015aml39-733.png 450w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/appearance-dimension_ecm-b4015aml39-733-300x227.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/04\/appearance-dimension_ecm-b4015aml39-733-16x12.png 16w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/p>\n<p>C\u00e1psula ultracompacta medindo \u03a64 \u00d7 1,5 mm, com uma malha frontal \u00e0 prova de poeira e uma estrutura traseira selada.<\/p>","protected":false},"excerpt":{"rendered":"<p>O ECM-B4015AML39-733 \u00e9 uma c\u00e1psula de microfone omnidirecional de 4 \u00d7 1,5 mm adequada para aparelhos auditivos de alta qualidade e microfones de lapela. Com uma sensibilidade de -39dB\u00b12 e uma rela\u00e7\u00e3o sinal-ru\u00eddo de 74dB, garante excelente captura de som e clareza em v\u00e1rias aplica\u00e7\u00f5es.<\/p>","protected":false},"featured_media":2494,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[721],"product_cat":[16,20],"product_tag":[284,229,288],"class_list":{"0":"post-417","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-equipment","11":"product_tag-solder-pads","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\/417","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=417"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media\/2494"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media?parent=417"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_brand?post=417"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_cat?post=417"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_tag?post=417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}