{"id":1265,"date":"2024-07-10T17:32:23","date_gmt":"2024-07-10T09:32:23","guid":{"rendered":"https:\/\/ecmicrophones.com\/?post_type=product&#038;p=1265"},"modified":"2026-03-19T15:23:23","modified_gmt":"2026-03-19T07:23:23","slug":"4mm-electret-microphone-insert-for-lavalier-mics","status":"publish","type":"product","link":"https:\/\/ecmicrophones.com\/pt\/4mm-electret-microphone-insert-for-lavalier-mics\/","title":{"rendered":"Inser\u00e7\u00e3o de microfone de eletreto de 4 mm para microfones de lapela"},"content":{"rendered":"<h2 class=\"text-start\">Especifica\u00e7\u00f5es t\u00e9cnicas<\/h2>\n<p class=\"text-start\">Nossa cabe\u00e7a de microfone de lapela de alta sensibilidade de 4 mm, equipada com um n\u00facleo de microfone resistente \u00e0 interfer\u00eancia de eletreto unidirecional, apresenta o transdutor 4015. Usando RF JFET coreano, ele cont\u00e9m tr\u00eas capacitores para proteger a interfer\u00eancia de RF, garantindo efetivamente um desempenho est\u00e1vel e confi\u00e1vel.<\/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-1268\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b4015ul-30.png\" alt=\"Circuito de teste padr\u00e3o\" width=\"515\" height=\"221\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b4015ul-30.png 515w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b4015ul-30-300x129.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b4015ul-30-18x8.png 18w\" sizes=\"auto, (max-width: 515px) 100vw, 515px\" \/> <\/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-1269\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b4015ul-30.png\" alt=\"Resposta de frequ\u00eancia t\u00edpica\" width=\"631\" height=\"234\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b4015ul-30.png 631w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b4015ul-30-300x111.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b4015ul-30-18x7.png 18w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b4015ul-30-600x223.png 600w\" sizes=\"auto, (max-width: 631px) 100vw, 631px\" \/> <\/p>\n<p>A resposta de frequ\u00eancia abrange de 100 Hz a 16 kHz. Ela aumenta de forma constante de 100 Hz at\u00e9 cerca de 1 kHz, permanece relativamente plana entre 1 kHz e 3 kHz e, em seguida, sobe novamente de forma gradual antes de come\u00e7ar a diminuir perto de 8 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-1267\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b4015ul-30.png\" alt=\"Dimens\u00e3o da apar\u00eancia\" width=\"568\" height=\"496\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b4015ul-30.png 568w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b4015ul-30-300x262.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b4015ul-30-14x12.png 14w\" sizes=\"auto, (max-width: 568px) 100vw, 568px\" \/> <\/p>\n<p>A c\u00e1psula mede 4 mm de di\u00e2metro e 1,5 mm de altura. A parte frontal \u00e9 equipada com uma malha \u00e0 prova de poeira, e a parte traseira apresenta uma porta ac\u00fastica.<\/p>","protected":false},"excerpt":{"rendered":"<p>O ECM-B4015UL-30 \u00e9 uma c\u00e1psula de microfone unidirecional de 4 \u00d7 1,5 mm, com sensibilidade de -30dB\u00b12 e rela\u00e7\u00e3o sinal-ru\u00eddo de 60dB. \u00c9 adequado para aplica\u00e7\u00f5es de curto alcance que exigem captura de som direcional.<\/p>","protected":false},"featured_media":2496,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[721],"product_cat":[16,21],"product_tag":[284,235,288],"class_list":{"0":"post-1265","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-ecmic","7":"product_cat-electret-microphones","8":"product_cat-unidirectional-microphones","9":"product_tag-4mm","10":"product_tag-conference","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\/1265","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=1265"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media\/2496"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media?parent=1265"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_brand?post=1265"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_cat?post=1265"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/product_tag?post=1265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}