{"id":3317,"date":"2025-08-20T15:22:31","date_gmt":"2025-08-20T07:22:31","guid":{"rendered":"https:\/\/ecmicrophones.com\/?p=3317"},"modified":"2026-01-27T16:19:55","modified_gmt":"2026-01-27T08:19:55","slug":"close-talk-microphone-solutions-for-head-worn-hearing-protection-devices","status":"publish","type":"post","link":"https:\/\/ecmicrophones.com\/ja\/close-talk-microphone-solutions-for-head-worn-hearing-protection-devices\/","title":{"rendered":"\u982d\u90e8\u88c5\u7740\u578b\u88dc\u8074\u5668\u7528\u30af\u30ed\u30fc\u30ba\u30c8\u30fc\u30af\u30de\u30a4\u30af\u30ed\u30db\u30f3\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"925\" height=\"540\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn.png\" alt=\"\u982d\u90e8\u88c5\u7740\u578b\u88dc\u8074\u5668\u7528\u30af\u30ed\u30fc\u30ba\u30c8\u30fc\u30af\u30fb\u30de\u30a4\u30af\u30ed\u30db\u30f3\u30fb\u30ab\u30d7\u30bb\u30eb\" class=\"wp-image-3323\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn.png 925w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn-300x175.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn-768x448.png 768w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn-18x12.png 18w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn-600x350.png 600w\" sizes=\"auto, (max-width: 925px) 100vw, 925px\" \/><figcaption class=\"wp-element-caption\">ECM-B1045UML50-25082 \u982d\u90e8\u88c5\u7740\u578b\u88dc\u8074\u5668\u7528\u30af\u30ed\u30fc\u30ba\u30c8\u30fc\u30af\u30de\u30a4\u30af\u30ab\u30d7\u30bb\u30eb<\/figcaption><\/figure>\n<\/div>\n\n\n<p>\u6700\u65b0\u306e\u982d\u90e8\u88c5\u7740\u578b\u8074\u899a\u4fdd\u8b77\u5177\u306f\u3001\u4ee5\u4e0b\u306e\u6a5f\u80fd\u3092\u517c\u306d\u5099\u3048\u3066\u3044\u307e\u3059\u3002&nbsp;<strong>\u30ce\u30a4\u30ba\u30ea\u30c0\u30af\u30b7\u30e7\u30f3<\/strong>,&nbsp;<strong>\u30d6\u30eb\u30fc\u30c8\u30a5\u30fc\u30b9\u63a5\u7d9a<\/strong>\u305d\u3057\u3066&nbsp;<strong>\u30a2\u30af\u30c6\u30a3\u30d6\u30ea\u30b9\u30cb\u30f3\u30b0<\/strong>.\u5de5\u696d\u4f5c\u696d\u54e1\u3001\u5efa\u8a2d\u696d\u3001\u5c4b\u5916\u4f5c\u696d\u7528\u306e\u30d8\u30c3\u30c9\u30bb\u30c3\u30c8\u306a\u3069\u3001\u30cb\u30a2\u30d5\u30a3\u30fc\u30eb\u30c9\u307e\u305f\u306f\u30af\u30ed\u30fc\u30ba\u30c8\u30fc\u30af\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30de\u30a4\u30af\u30ed\u30db\u30f3\u306f\u5468\u56f2\u306e\u96d1\u97f3\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u306a\u304c\u3089\u3001\u97f3\u58f0\u3092\u660e\u77ad\u306b\u6349\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081&nbsp;<a href=\"https:\/\/ecmicrophones.com\/ja\/high-performance-uni-electret-mic-capsule-for-hi-fi-audio-systems\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u982d\u90e8\u88c5\u7740\u578b\u30af\u30ed\u30fc\u30ba\u30c8\u30fc\u30af\u30de\u30a4\u30af\u30ed\u30db\u30f3<\/a>ECM-B1045UML50-25082\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u8ab2\u984c\u306e\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u512a\u308c\u305f\u97f3\u58f0\u660e\u77ad\u5ea6\u3068\u5468\u56f2\u306e\u30ce\u30a4\u30ba\u9664\u53bb\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30af\u30ed\u30fc\u30ba\u30c8\u30fc\u30af\u3001\u982d\u90e8\u88c5\u7740\u578b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8ab2\u984c<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6a5f\u68b0\u3001\u81ea\u52d5\u8eca\u3001\u5c4b\u5916\u74b0\u5883\u304b\u3089\u306e\u9ad8\u3044\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u30ce\u30a4\u30ba<\/li>\n\n\n\n<li>\u53e3\u304b\u3089\u306e\u8ddd\u96e2\u304c\u77ed\u304f\u3066\u3082\u660e\u77ad\u306a\u767a\u97f3\u3092\u7dad\u6301\u3059\u308b<\/li>\n\n\n\n<li>\u4e00\u65e5\u4e2d\u5feb\u9069\u306b\u7740\u7528\u3067\u304d\u308b\u8efd\u91cf\u3067\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30c7\u30b6\u30a4\u30f3<\/li>\n\n\n\n<li>\u3055\u307e\u3056\u307e\u306a\u4f4d\u7f6e\u6c7a\u3081\u3084\u79fb\u52d5\u306b\u3082\u8010\u3048\u308b\u5805\u7262\u306a\u6027\u80fd<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\u6a5f\u5668\u7528\u306e\u30de\u30a4\u30af\u30ed\u30db\u30f3\u306f\u3001\u81ea\u7136\u3067\u660e\u77ad\u306a\u97f3\u58f0\u3092\u6355\u3089\u3048\u308b\u305f\u3081\u306b\u3001\u7126\u70b9\u306e\u5408\u3063\u305f\u6307\u5411\u6027\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u9ad8\u3044S\/N\u6bd4\u3001\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f\u5468\u6ce2\u6570\u7279\u6027\u304c\u8981\u6c42\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ECM-B1045UML50-25082:\u4e3b\u306a\u4ed5\u69d8<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>\u30d1\u30e9\u30e1\u30fc\u30bf<\/th><th>\u4ed5\u69d8<\/th><\/tr><tr><td>\u5bf8\u6cd5<\/td><td>10 \u00d7 4.5mm<\/td><\/tr><tr><td>\u6307\u5411\u6027<\/td><td>\u30e6\u30cb\u30c7\u30a3\u30ec\u30af\u30b7\u30e7\u30ca\u30eb\uff08\u30d5\u30ed\u30f3\u30c8\u30b5\u30a6\u30f3\u30c9\u4e2d\u5fc3\uff09<\/td><\/tr><tr><td>\u611f\u5ea6<\/td><td>-50 dB \u00b12<\/td><\/tr><tr><td>\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9<\/td><td>2 k\u03a9<\/td><\/tr><tr><td>\u4fe1\u53f7\u5bfe\u96d1\u97f3\u6bd4<\/td><td>65 dB<\/td><\/tr><tr><td>\u6700\u5927\u97f3\u5727<\/td><td>125 dB<\/td><\/tr><tr><td>\u5468\u6ce2\u6570\u5fdc\u7b54<\/td><td>100 Hz ~ 10 kHz<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5468\u6ce2\u6570\u5fdc\u7b54<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"508\" height=\"317\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/typical-frequency-response_ecm-b1045uml50-25082.png\" alt=\"ECM-B1045UML50-25082 \u5468\u6ce2\u6570\u5fdc\u7b54\u30b0\u30e9\u30d5\" class=\"wp-image-2227\" 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\" \/><figcaption class=\"wp-element-caption\">ECM-B1045UML50-25082 \u5468\u6ce2\u6570\u7279\u6027 (100 Hz - 10 kHz)<\/figcaption><\/figure>\n<\/div>\n\n\n<p>\u30cb\u30a2\u30d5\u30a3\u30fc\u30eb\u30c9\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5468\u6ce2\u6570\u7279\u6027\u30cf\u30a4\u30e9\u30a4\u30c8\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>\u5468\u6ce2\u6570\u7bc4\u56f2<\/th><th>\u7279\u5fb4<\/th><\/tr><tr><td>100 - 500 Hz<\/td><td>\u74b0\u5883\u3092\u610f\u8b58\u3057\u305f\u5b89\u5b9a\u3057\u305f\u4f4e\u5468\u6ce2\u30ec\u30b9\u30dd\u30f3\u30b9<\/td><\/tr><tr><td>500 Hz - 2 kHz<\/td><td>\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f\u30df\u30c3\u30c9\u30ec\u30f3\u30b8\u304c\u81ea\u7136\u306a\u97f3\u58f0\u3092\u6355\u6349<\/td><\/tr><tr><td>5 - 10 kHz<\/td><td>\u9ad8\u57df\u3092\u308f\u305a\u304b\u306b\u30d6\u30fc\u30b9\u30c8\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30d4\u30fc\u30c1\u306e\u660e\u77ad\u5ea6\u3092\u5411\u4e0a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u8fd1\u8996\u91ce\u3067\u306e\u30d8\u30c3\u30c9\u30a6\u30a7\u30a2\u4f7f\u7528\u306b\u512a\u308c\u3066\u3044\u308b\u7406\u7531<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5358\u4e00\u6307\u5411\u6027\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\uff1a<\/strong>&nbsp;\u8a71\u8005\u306e\u58f0\u306b\u96c6\u4e2d\u3057\u3001\u5468\u56f2\u306e\u96d1\u97f3\u3092\u4f4e\u6e1b<\/li>\n\n\n\n<li><strong>SNR\u304c\u9ad8\u3044\uff1a<\/strong>&nbsp;\u4f4e\u3044\u81ea\u5df1\u30ce\u30a4\u30ba\u304c\u30af\u30ea\u30fc\u30f3\u306a\u97f3\u58f0\u30ad\u30e3\u30d7\u30c1\u30e3\u3092\u4fdd\u8a3c<\/li>\n\n\n\n<li><strong>\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30b5\u30a4\u30ba\uff1a<\/strong>&nbsp;\u30d8\u30c3\u30c9\u30bb\u30c3\u30c8\u3084\u30a4\u30e4\u30fc\u30de\u30a6\u30f3\u30c8\u30c7\u30d0\u30a4\u30b9\u3078\u306e\u7d71\u5408\u304c\u5bb9\u6613<\/li>\n\n\n\n<li><strong>\u30d0\u30e9\u30f3\u30b9\u306e\u3068\u308c\u305f\u5468\u6ce2\u6570\u7279\u6027\uff1a<\/strong>&nbsp;\u30d4\u30fc\u30af\u3092\u6291\u3048\u305f\u81ea\u7136\u306a\u58f0\u3092\u518d\u73fe<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u751f\u7523\u80fd\u529b<\/h2>\n\n\n\n<p>ECM-B1045UML50-25082\u306f\u3001\u96d1\u97f3\u306e\u591a\u3044\u74b0\u5883\u4e0b\u3067\u3082\u30af\u30ea\u30a2\u3067\u81ea\u7136\u306a\u97f3\u58f0\u3092\u6355\u3089\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u8fd1\u8ddd\u96e2\u901a\u8a71\u3084\u982d\u90e8\u88c5\u7740\u578b\u88dc\u8074\u5668\u306b\u6700\u9069\u3067\u3059\u3002ECMIC\u3067\u306f\u3001\u6280\u8853\u7684\u306a\u5c02\u9580\u77e5\u8b58\u3068\u9ad8\u5ea6\u306a\u751f\u7523\u80fd\u529b\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u4ee5\u4e0b\u306e\u88fd\u54c1\u3092\u304a\u5c4a\u3051\u3057\u3066\u3044\u307e\u3059\u3002&nbsp;<strong>\u30ab\u30b9\u30bf\u30e0\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30f3\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/strong>&nbsp;\u304a\u5ba2\u69d8\u306e\u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u3066\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3044\u305f\u3057\u307e\u3059\u3002\u79c1\u305f\u3061\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7279\u5b9a\u306e\u30d5\u30a9\u30fc\u30e0\u30d5\u30a1\u30af\u30bf\u30fc\u3084\u97f3\u97ff\u8981\u4ef6\u306b\u5bfe\u5fdc\u3057\u305f\u30ab\u30b9\u30bf\u30e0\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30f3\u8a2d\u8a08<\/li>\n\n\n\n<li>\u6700\u9069\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306e\u30d7\u30ed\u30c8\u30bf\u30a4\u30d4\u30f3\u30b0\u3068\u30c6\u30b9\u30c8<\/li>\n\n\n\n<li>\u5927\u898f\u6a21\u751f\u7523\u306b\u5bfe\u5fdc\u3059\u308b\u5927\u91cf\u751f\u7523<\/li>\n<\/ul>\n\n\n\n<p>\u5f53\u793e\u306e\u9ad8\u6027\u80fd\u30a8\u30ec\u30af\u30c8\u30ec\u30c3\u30c8\u30fb\u30de\u30a4\u30af\u30ed\u30db\u30f3\u3068\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u80fd\u529b\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/ecmicrophones.com\/ja\/electret-microphones\/\" target=\"_blank\" rel=\"noreferrer noopener\">ECMIC\u30a8\u30ec\u30af\u30c8\u30ec\u30c3\u30c8\u30fb\u30de\u30a4\u30af\u30ed\u30db\u30f3<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Modern head-worn hearing protection devices combine&nbsp;noise reduction,&nbsp;Bluetooth connectivity, and&nbsp;active listening. For near-field or close-talk applications\u2014such as headsets for industrial workers, construction, or outdoor operations\u2014the microphone must capture voice clearly while minimizing ambient noise. The&nbsp;Close-Talk Microphone for Head-Worn, ECM-B1045UML50-25082, is designed for these challenges, delivering excellent voice clarity and ambient noise rejection. Challenges in Close-Talk, Head-Worn Applications Microphones for these devices require focused directional pickup, high signal-to-noise ratio, and a balanced frequency response to ensure natural and intelligible voice capture. ECM-B1045UML50-25082: Key Specifications Parameter Specification Dimensions 10 \u00d7 4.5 mm Directivity Unidirectional (focuses on front sound) Sensitivity -50 dB \u00b12 Impedance 2 k\u03a9 Signal-to-Noise Ratio 65 dB Maximum Sound Pressure 125 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3323,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[400],"tags":[518,516,519,517],"class_list":["post-3317","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-guides","tag-high-spl","tag-near-field","tag-o10mm","tag-unidirectional"],"_links":{"self":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/posts\/3317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/comments?post=3317"}],"version-history":[{"count":0,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/posts\/3317\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/media\/3323"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/media?parent=3317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/categories?post=3317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/tags?post=3317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}