{"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\/fr\/4mm-electret-microphone-insert-for-lavalier-mics\/","title":{"rendered":"Insert de microphone \u00e0 \u00e9lectret de 4 mm pour micros Lavalier"},"content":{"rendered":"<h2 class=\"text-start\">Sp\u00e9cifications techniques<\/h2>\n<p class=\"text-start\">Notre t\u00eate de microphone \u00e0 revers haute sensibilit\u00e9 de 4 mm, \u00e9quip\u00e9e d&#039;un noyau de micro unidirectionnel r\u00e9sistant aux interf\u00e9rences \u00e9lectret, est dot\u00e9e du transducteur 4015. Utilisant le RF JFET cor\u00e9en, il contient trois condensateurs pour prot\u00e9ger les interf\u00e9rences RF, garantissant efficacement des performances stables et fiables.<\/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-1268\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b4015ul-30.png\" alt=\"Circuit d&#039;essai standard\" 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>Conditions de test : RL = 2,2k\u03a9, Vs = 2V, C = 1\u03bcF<\/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-1269\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b4015ul-30.png\" alt=\"R\u00e9ponse en fr\u00e9quence typique\" 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>La r\u00e9ponse en fr\u00e9quence s'\u00e9tend de 100 Hz \u00e0 16 kHz. Elle augmente r\u00e9guli\u00e8rement de 100 Hz \u00e0 environ 1 kHz, reste relativement plate entre 1 kHz et 3 kHz, puis augmente \u00e0 nouveau progressivement avant de commencer \u00e0 s'att\u00e9nuer vers 8 kHz.<\/p>\n<h3 class=\"pt-5 text-start\">Dimensions (UNIT : 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=\"Dimension d&#039;apparence\" 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>La capsule mesure 4 mm de diam\u00e8tre et 1,5 mm de hauteur. L'avant est \u00e9quip\u00e9 d'un filet anti-poussi\u00e8re et l'arri\u00e8re d'un port acoustique.<\/p>","protected":false},"excerpt":{"rendered":"<p>L&#039;ECM-B4015UL-30 est une capsule de microphone unidirectionnelle 4 \u00d7 1,5 mm, avec une sensibilit\u00e9 de -30 dB\u00b12 et un rapport signal\/bruit de 60 dB. Elle est adapt\u00e9e aux applications \u00e0 courte port\u00e9e n\u00e9cessitant une capture sonore directionnelle.<\/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\/fr\/wp-json\/wp\/v2\/product\/1265","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=1265"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/media\/2496"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/media?parent=1265"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/product_brand?post=1265"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/product_cat?post=1265"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/fr\/wp-json\/wp\/v2\/product_tag?post=1265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}