{"id":1778,"date":"2024-07-29T15:22:22","date_gmt":"2024-07-29T07:22:22","guid":{"rendered":"https:\/\/ecmicrophones.com\/?post_type=product&#038;p=1778"},"modified":"2026-03-19T15:16:52","modified_gmt":"2026-03-19T07:16:52","slug":"9-7mm-dual-damping-unidirectional-electret-microphone-element","status":"publish","type":"product","link":"https:\/\/ecmicrophones.com\/ja\/9-7mm-dual-damping-unidirectional-electret-microphone-element\/","title":{"rendered":"9.7mm \u30c7\u30e5\u30a2\u30eb\u30c0\u30f3\u30d4\u30f3\u30b0\u5358\u4e00\u6307\u5411\u6027\u30a8\u30ec\u30af\u30c8\u30ec\u30c3\u30c8\u30de\u30a4\u30af\u30a8\u30ec\u30e1\u30f3\u30c8"},"content":{"rendered":"<h2 class=\"text-start\">\u6280\u8853\u4ed5\u69d8<\/h2>\n<p class=\"text-start\">\u5f53\u793e\u306e 9745 \u5358\u4e00\u6307\u5411\u6027\u30a8\u30ec\u30af\u30c8\u30ec\u30c3\u30c8 \u30de\u30a4\u30af \u30ab\u30d7\u30bb\u30eb\u306b\u306f\u3001\u30c7\u30e5\u30a2\u30eb\u5916\u90e8\u30b3\u30f3\u30c7\u30f3\u30b5\u3068\u5e72\u6e09\u9632\u6b62\u30d3\u30fc\u30ba\u304c\u642d\u8f09\u3055\u308c\u3066\u304a\u308a\u3001RF \u304a\u3088\u3073\u9ad8\u5468\u6ce2\u5e72\u6e09\u306b\u5bfe\u3059\u308b\u5f37\u529b\u306a\u30b7\u30fc\u30eb\u30c9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<h3 class=\"pt-5 text-start\">\u6a19\u6e96\u30c6\u30b9\u30c8\u56de\u8def<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1779\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b9745ul47-647.png\" alt=\"\u6a19\u6e96\u30c6\u30b9\u30c8\u56de\u8def\" width=\"476\" height=\"209\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b9745ul47-647.png 476w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b9745ul47-647-300x132.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/standard-test-circuit_ecm-b9745ul47-647-18x8.png 18w\" sizes=\"auto, (max-width: 476px) 100vw, 476px\" \/><\/p>\n<p>\u30c6\u30b9\u30c8\u6761\u4ef6\uff1aRL = 680\u03a9, Vs = 3.3V, C = 1\u03bcF.<\/p>\n<h3 class=\"pt-5 text-start\">\u5178\u578b\u7684\u306a\u5468\u6ce2\u6570\u5fdc\u7b54<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1781\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b9745ul47-647.png\" alt=\"\u5178\u578b\u7684\u306a\u5468\u6ce2\u6570\u5fdc\u7b54\" width=\"656\" height=\"301\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b9745ul47-647.png 656w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b9745ul47-647-300x138.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b9745ul47-647-18x8.png 18w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/typical-frequency-response_ecm-b9745ul47-647-600x275.png 600w\" sizes=\"auto, (max-width: 656px) 100vw, 656px\" \/><\/p>\n<p>\u5468\u6ce2\u6570\u7279\u6027\u306f100Hz\u304b\u308916kHz\u3092\u30ab\u30d0\u30fc\u3057\u3001\u5168\u4f53\u7684\u306b\u7de9\u3084\u304b\u306a\u4e0a\u6607\u50be\u5411\u306b\u3042\u308b\u305f\u3081\u3001\u30af\u30ea\u30a2\u3067\u8a73\u7d30\u306a\u30b5\u30a6\u30f3\u30c9\u3092\u6349\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<h3 class=\"pt-5 text-start\">\u5bf8\u6cd5\uff08\u5358\u4f4d\uff1amm\uff09<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1780\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b9745ul47-647.png\" alt=\"\u5916\u89b3\u5bf8\u6cd5\" width=\"528\" height=\"366\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b9745ul47-647.png 528w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b9745ul47-647-300x208.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2024\/07\/appearance-dimension_ecm-b9745ul47-647-18x12.png 18w\" sizes=\"auto, (max-width: 528px) 100vw, 528px\" \/><\/p>\n<p>\u30de\u30a4\u30af\u30ed\u30db\u30f3\u30ab\u30d7\u30bb\u30eb\u306e\u5bf8\u6cd5\uff1a\u03c69.7\u00d74.5mm\u3002\u524d\u9762\u306b\u9632\u5875\u30e1\u30c3\u30b7\u30e5\u3001\u80cc\u9762\u306b\u5438\u97f3\u5b54\u3092\u88c5\u5099\u3057\u3001\u5b89\u5b9a\u3057\u305f\u97f3\u97ff\u6027\u80fd\u3092\u5b9f\u73fe\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>ECM-B9745UL47-647 \u306f\u3001\u4f1a\u8b70\u7528\u30de\u30a4\u30af\u306b\u9069\u3057\u305f 9.7 \u00d7 4.5 mm \u306e\u5358\u4e00\u6307\u5411\u6027\u30de\u30a4\u30af \u30ab\u30d7\u30bb\u30eb\u3067\u3059\u3002\u611f\u5ea6\u306f -47dB\u00b12\u3001\u4fe1\u53f7\u5bfe\u96d1\u97f3\u6bd4\u306f 60dB \u3067\u3001\u30af\u30ea\u30a2\u3067\u4e00\u8cab\u3057\u305f\u30aa\u30fc\u30c7\u30a3\u30aa\u54c1\u8cea\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>","protected":false},"featured_media":2733,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[721],"product_cat":[21,16],"product_tag":[282,235,288],"class_list":{"0":"post-1778","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-9-7mm","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\/ja\/wp-json\/wp\/v2\/product\/1778","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/comments?post=1778"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/media\/2733"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/media?parent=1778"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/product_brand?post=1778"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/product_cat?post=1778"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/product_tag?post=1778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}