{"id":2224,"date":"2025-02-19T15:19:20","date_gmt":"2025-02-19T07:19:20","guid":{"rendered":"https:\/\/ecmicrophones.com\/?post_type=product&#038;p=2224"},"modified":"2026-03-19T15:08:14","modified_gmt":"2026-03-19T07:08:14","slug":"high-performance-uni-electret-mic-capsule-for-hi-fi-audio-systems","status":"publish","type":"product","link":"https:\/\/ecmicrophones.com\/fr\/high-performance-uni-electret-mic-capsule-for-hi-fi-audio-systems\/","title":{"rendered":"Capsule microphonique Uni Electret haute performance pour syst\u00e8mes audio hi-fi"},"content":{"rendered":"<h2 class=\"text-start\">Sp\u00e9cifications techniques<\/h2>\n<p class=\"text-start\">L'ECM-B1045UML50-25082 est une capsule de microphone \u00e9lectret unidirectionnel haute fid\u00e9lit\u00e9, dot\u00e9e d'un design de 10 \u00d7 4,5 mm con\u00e7u pour une capture claire du son dans les casques et autres dispositifs audio. Avec une sensibilit\u00e9 de -50dB et une large plage de r\u00e9ponse en fr\u00e9quence de 100Hz \u00e0 10KHz, il offre une excellente qualit\u00e9 audio pour les applications exigeant une reproduction sonore pr\u00e9cise.<\/p>\n<p class=\"text-start\">La faible imp\u00e9dance du microphone (2K\u03a9) et son rapport signal\/bruit de 65 dB garantissent des performances audio claires et coh\u00e9rentes, m\u00eame dans les environnements bruyants. Le SPL maximum \u00e9lev\u00e9 de 125dB le rend adapt\u00e9 aux applications \u00e0 haut volume, tandis que sa tension de fonctionnement de 2Vdc assure la compatibilit\u00e9 avec une grande vari\u00e9t\u00e9 d'\u00e9quipements audio.<\/p>\n<p class=\"text-start\">Cette capsule microphonique est parfaite pour les syst\u00e8mes audio Hi-Fi, les casques professionnels et toutes les applications o\u00f9 une reproduction sonore d\u00e9taill\u00e9e et de haute qualit\u00e9 est cruciale.<\/p>\n<h3 class=\"pt-5 text-start\">Circuit d&#039;essai standard<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2228\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/standard-test-circuit_ecm-b1045uml50-25082.png\" alt=\"Circuit de test ECM-B1045UML50 : 15k\u03a9 de polarisation, 2V d&#039;alimentation, 1\u03bcF de sortie.\" width=\"569\" height=\"216\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/standard-test-circuit_ecm-b1045uml50-25082.png 569w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/standard-test-circuit_ecm-b1045uml50-25082-300x114.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/standard-test-circuit_ecm-b1045uml50-25082-18x7.png 18w\" sizes=\"auto, (max-width: 569px) 100vw, 569px\" \/><\/p>\n<p>R\u00e9sistance de polarisation de 15k\u03a9, alimentation en courant continu de 2V, condensateur de sortie de 1\u03bcF. Configuration de microphone \u00e0 haute imp\u00e9dance.<\/p>\n<h3 class=\"pt-5 text-start\">R\u00e9ponse en fr\u00e9quence typique<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2227\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/typical-frequency-response_ecm-b1045uml50-25082.png\" alt=\"ECM-B1045UML50 R\u00e9ponse en fr\u00e9quence : 100Hz-2kHz dip, 2k-10kHz rise, puis att\u00e9nuation\" width=\"508\" height=\"317\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/typical-frequency-response_ecm-b1045uml50-25082.png 508w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/typical-frequency-response_ecm-b1045uml50-25082-300x187.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/typical-frequency-response_ecm-b1045uml50-25082-18x12.png 18w\" sizes=\"auto, (max-width: 508px) 100vw, 508px\" \/><\/p>\n<p><p>La r\u00e9ponse en fr\u00e9quence pr\u00e9sente une att\u00e9nuation de 100 Hz \u00e0 2 kHz avec une accentuation de 2 kHz \u00e0 10 kHz et une att\u00e9nuation des aigus.<\/p>\n<\/p>\n<h3 class=\"pt-5 text-start\">Dimensions (Unit\u00e9 : mm)<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2226\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/appearance-dimension_ecm-b1045uml50-25082.png\" alt=\"ECM-B1045UML50 Dimensions : \u03a610\u00d74.5mm avec filet anti-poussi\u00e8re \u00e0 l&#039;avant et entr\u00e9e d&#039;air \u00e0 l&#039;arri\u00e8re\" width=\"505\" height=\"326\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/appearance-dimension_ecm-b1045uml50-25082.png 505w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/appearance-dimension_ecm-b1045uml50-25082-300x194.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/appearance-dimension_ecm-b1045uml50-25082-18x12.png 18w\" sizes=\"auto, (max-width: 505px) 100vw, 505px\" \/><\/p>\n<p>Bo\u00eetier compact \u03a610\u00d74,5 mm avec conception acoustique \u00e0 double port.<\/p>","protected":false},"excerpt":{"rendered":"<p>Capsule de microphone \u00e9lectret unidirectionnel haute performance de 10 \u00d7 4,5 mm avec un niveau de pression acoustique maximal de 125 dB, id\u00e9ale pour les applications \u00e0 volume \u00e9lev\u00e9 telles que les casques d'\u00e9coute et les \u00e9quipements audio.<\/p>","protected":false},"featured_media":2700,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[721],"product_cat":[21,16],"product_tag":[281,235,288],"class_list":{"0":"post-2224","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-ecmic","7":"product_cat-unidirectional-microphones","8":"product_cat-electret-microphones","9":"product_tag-10mm","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\/fr\/wp-json\/wp\/v2\/product\/2224","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/comments?post=2224"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/media\/2700"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/media?parent=2224"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/product_brand?post=2224"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/product_cat?post=2224"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/product_tag?post=2224"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}