{"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\/ko\/4mm-omnidirectional-electret-microphone-insert-for-hearing-aid\/","title":{"rendered":"\ubcf4\uccad\uae30\uc6a9 4mm \ubb34\uc9c0\ud5a5\uc131 \uc77c\ub809\ud2b8\ub9bf \ub9c8\uc774\ud06c \uc778\uc11c\ud2b8"},"content":{"rendered":"<h2 class=\"text-start\">\uae30\uc220 \uc0ac\uc591<\/h2>\n<p class=\"text-start\">\ubcf4\uccad\uae30 \ubc0f \ub77c\ud3a0 \ub9c8\uc774\ud06c\uc6a9\uc73c\ub85c \uc124\uacc4\ub41c \ub2f9\uc0ac\uc758 4015 \ubb34\uc9c0\ud5a5\uc131 \ub9c8\uc774\ud06c \ud5e4\ub4dc\ub294 \uace0\uae09 JFET\ub85c \ub9de\ucda4 \uc81c\uc791\ub418\uc5b4 \ub192\uc740 \uc2e0\ud638 \ub300 \uc7a1\uc74c\ube44, \ub0ae\uc740 \uc7a1\uc74c \ubc0f Hi-Fi \uc74c\uc9c8\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h3 class=\"pt-5 text-start\">\ud45c\uc900 \ud14c\uc2a4\ud2b8 \ud68c\ub85c<\/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=\"ECM-B4015AML39-733 \ud45c\uc900 \ud14c\uc2a4\ud2b8 \ud68c\ub85c: 15k\u03a9 \ubd80\ud558, 2V \uacf5\uae09, 1\u03bcF \ucd9c\ub825\" 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>15k\u03a9 \ubd80\ud558 \uc800\ud56d, 2V DC \uacf5\uae09 \uc7a5\uce58 \ubc0f 1\u03bcF \ucee4\ud50c\ub9c1 \ucee4\ud328\uc2dc\ud130\ub85c \ud14c\uc2a4\ud2b8\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<h3 class=\"pt-5 text-start\">\uc77c\ubc18\uc801\uc778 \uc8fc\ud30c\uc218 \uc751\ub2f5<\/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=\"ECM-B4015AML39-733 \uc8fc\ud30c\uc218 \uc751\ub2f5 \uace1\uc120\" 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>50Hz\uc5d0\uc11c 5kHz\uae4c\uc9c0 \ud3c9\ud0c4\ud55c \uc751\ub2f5\uc744 \ubcf4\uc774\ub2e4\uac00 \uc810\uc9c4\uc801\uc73c\ub85c \uac10\uc18c\ud558\uba70, 15kHz~20kHz \uc815\ub3c4\uc758 \uc644\ub9cc\ud55c \uc0c1\uc2b9\uc774 \uc8fc \ub808\ubca8\ubcf4\ub2e4 \ub0ae\uac8c \uc720\uc9c0\ub429\ub2c8\ub2e4.<\/p>\n<h3 class=\"pt-5 text-start\">\uce58\uc218(\ub2e8\uc704: 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=\"ECM-B4015AML39-733\uc758 \ud06c\uae30: \u03a64\u00d71.5mm\" 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>\u03a64 \u00d7 1.5mm \ud06c\uae30\uc758 \ucd08\uc18c\ud615 \ucea1\uc290\ub85c, \uc804\uba74 \ubc29\uc9c4\ub9dd\uacfc \ubc00\ud3d0\ud615 \ud6c4\uba74 \uad6c\uc870\ub85c \ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>ECM-B4015AML39-733\uc740 \uace0\ud488\uc9c8 \ubcf4\uccad\uae30 \ubc0f \ub77c\ud3a0 \ub9c8\uc774\ud06c\uc5d0 \uc801\ud569\ud55c 4 \u00d7 1.5mm \ubb34\uc9c0\ud5a5\uc131 \ub9c8\uc774\ud06c \ucea1\uc290\uc785\ub2c8\ub2e4. -39dB\u00b12\uc758 \uac10\ub3c4\uc640 74dB\uc758 \uc2e0\ud638 \ub300 \uc7a1\uc74c\ube44\ub85c \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ub6f0\uc5b4\ub09c \uc0ac\uc6b4\ub4dc \ucea1\ucc98\uc640 \uc120\uba85\ub3c4\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/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\/ko\/wp-json\/wp\/v2\/product\/417","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/comments?post=417"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/media\/2494"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/media?parent=417"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/product_brand?post=417"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/product_cat?post=417"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/product_tag?post=417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}