{"id":1756,"date":"2024-07-26T16:04:50","date_gmt":"2024-07-26T08:04:50","guid":{"rendered":"https:\/\/ecmicrophones.com\/?post_type=product&p=1756"},"modified":"2026-09-16T21:49:05","modified_gmt":"2026-09-16T13:49:05","slug":"9-7mm-omnidirectional-microphone-element-for-long-distance-audio-pickup","status":"publish","type":"product","link":"https:\/\/ecmicrophones.com\/ko\/9-7mm-omnidirectional-microphone-element-for-long-distance-audio-pickup\/","title":{"rendered":"\uc2e4\ub0b4 \uac10\uc2dc\uc6a9 9.7mm \uc804\ubc29\ud5a5\uc131 \ub9c8\uc774\ud06c \ucea1\uc290"},"content":{"rendered":"

\uae30\uc220 \uc0ac\uc591<\/h2>\n

\uadf8\ub9cc\ud07c ECM-B9745AL30RC<\/strong> \ub294 9.7 \u00d7 4.5 mm \uc804\ubc29\ud5a5\uc131 \ub9c8\uc774\ud06c \ucea1\uc290<\/strong> \ub2e4\uc74c \ubd84\uc57c\uc5d0\uc11c \uc815\ubc00\uc131\uacfc \uc2e0\ub8b0\uc131\uc744 \uc704\ud574 \uc124\uacc4\ub41c \uc2e4\ub0b4 \uac10\uc2dc<\/strong> \uc751\uc6a9 \ubd84\uc57c. \ub192\uc740 \uac10\ub3c4\ub97c \ubc14\ud0d5\uc73c\ub85c -30dB<\/strong> \uadf8\ub9ac\uace0 \uad11\ubc94\uc704\ud55c \uc8fc\ud30c\uc218 \ubc94\uc704\uc778 20Hz ~ 16KHz<\/strong>, \uc774 \uc81c\ud488\uc740 \uc7a5\uac70\ub9ac\uc5d0\uc11c\ub3c4 \uc18c\ub9ac\ub97c \ud0c1\uc6d4\ud55c \uc120\uba85\ub3c4\ub85c \ud3ec\ucc29\ud558\ub294 \ub370 \ud0c1\uc6d4\ud569\ub2c8\ub2e4.<\/p>\n

\uc548\uc815\uc801\uc778 \uc2dc\uc2a4\ud15c\uc73c\ub85c \uad6c\ub3d9\ub429\ub2c8\ub2e4 \ud55c\uad6d\uc0b0 RF \ub9c8\uc774\ud06c \ucf54\uc5b4<\/strong>, \uc774 \ucea1\uc290\uc740 \uc77c\uad00\ub41c \uc131\ub2a5\uc744 \uc81c\uacf5\ud558\uba70 \uc2e0\ud638\ub300\uc7a1\uc74c\ube44\uac00 74dB<\/strong>, \ub530\ub77c\uc11c \uc774\ub294 \ub2e4\uc74c \uc6a9\ub3c4\ub85c \ud0c1\uc6d4\ud55c \uc120\ud0dd\uc785\ub2c8\ub2e4. \uc2e4\ub0b4 \ubcf4\uc548 \uce74\uba54\ub77c<\/strong>, \uac10\uc2dc \ubaa8\ub2c8\ud130\ub9c1 \uc7a5\uce58, \uadf8\ub9ac\uace0 \ucf58\ub374\uc11c \ub9c8\uc774\ud06c.<\/p>\n

\ud45c\uc900 \ud14c\uc2a4\ud2b8 \ud68c\ub85c<\/h3>\n

\"ECM-B9745AL30RC<\/p>\n

2.2k\u03a9 \ubc14\uc774\uc5b4\uc2a4 \uc800\ud56d, 2V DC \uc804\uc6d0, 1\u03bcF \ucd9c\ub825 \ucee4\ud328\uc2dc\ud130. \ud45c\uc900 \uc74c\uc131 \uc8fc\ud30c\uc218 \uad6c\uc131.<\/p>\n

\uc77c\ubc18\uc801\uc778 \uc8fc\ud30c\uc218 \uc751\ub2f5<\/h3>\n

\"ECM-B9745AL30RC<\/p>\n

5kHz \uc774\uc0c1\uc758 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ub864\uc624\ud504\uac00 \uc801\uc6a9\ub41c \ud3c9\ud0c4\ud55c \uc8fc\ud30c\uc218 \uc751\ub2f5.<\/p>\n

\uce58\uc218(\ub2e8\uc704: mm)<\/h3>\n

\"ECM-B9745AL30RC<\/p>\n

\uc804\uba74 \ub354\uc2a4\ud2b8 \uba54\uc2dc\uac00 \uc788\ub294 \u03a69.7\u00d74.5mm \ud558\uc6b0\uc9d5(\ud6c4\uba74 \uc644\uc804 \ubc00\ud3d0\ud615 \ub514\uc790\uc778).<\/p>\n

\ubc29\uc218 \uc81c\ud488\uc744 \uc6d0\ud558\uc2e0\ub2e4\uba74 \ub2e4\uc74c\uc744 \ucc38\uc870\ud558\uc138\uc694. IP67 \ub4f1\uae09 \ubc84\uc804<\/a>. \ubbf8\ub9ac \uc5f0\uacb0\ub41c \ub9ac\ub4dc\uc758 \uacbd\uc6b0, \ub2e4\uc74c\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. 100mm \ub9ac\ub4dc \ubc84\uc804<\/a> \ub610\ub294 15mm \ub9ac\ub4dc \ubc84\uc804<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"

9.7 \u00d7 4.5 mm \uc804\ubc29\ud5a5\uc131 \ub9c8\uc774\ud06c \ucea1\uc290<\/strong> ~\uc640 \ud568\uaed8 -30dB\uc758 \ub192\uc740 \uac10\ub3c4<\/strong> ~\uc744 \uc704\ud574 \uc2e4\ub0b4 \uac10\uc2dc<\/strong>. \ud55c\uad6d RF \ucf54\uc5b4, 74dB \uc2e0\ud638\ub300\uc7a1\uc74c\ube44(SNR)<\/strong>\ubc0f 20Hz\u201316kHz<\/strong> \uc774 \uc81c\ud488\uc740 \uc120\uba85\ud55c \uc7a5\uac70\ub9ac \uc74c\uc131 \uc218\uc2e0 \uc131\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubc29\uc218 \uae30\ub2a5\uc744 \uc6d0\ud558\uc2e0\ub2e4\uba74 \ub2e4\uc74c\uc744 \ucc38\uc870\ud558\uc2ed\uc2dc\uc624. IP67 \ub4f1\uae09 \ubc84\uc804<\/a>. \ubbf8\ub9ac \uc5f0\uacb0\ub41c \ub9ac\ub4dc\uc758 \uacbd\uc6b0, \ub2e4\uc74c\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. 100mm \ub9ac\ub4dc \ubc84\uc804<\/a> \ub610\ub294 15mm \ub9ac\ub4dc \ubc84\uc804<\/a>.<\/p>","protected":false},"featured_media":4395,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[721],"product_cat":[20,16],"product_tag":[282,804,288],"class_list":["post-1756","product","type-product","status-publish","has-post-thumbnail","product_brand-ecmic","product_cat-omnidirectional-microphones","product_cat-electret-microphones","product_tag-9-7mm","product_tag-indoor-surveillance","product_tag-solder-pads","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/product\/1756","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=1756"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/media\/4395"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/media?parent=1756"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/product_brand?post=1756"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/product_cat?post=1756"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ko\/wp-json\/wp\/v2\/product_tag?post=1756"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}