{"id":3367,"date":"2025-09-02T14:33:17","date_gmt":"2025-09-02T06:33:17","guid":{"rendered":"https:\/\/ecmicrophones.com\/?p=3367"},"modified":"2026-01-27T16:00:59","modified_gmt":"2026-01-27T08:00:59","slug":"voice-amplifier-wireless-microphone-guide-for-manufacturers","status":"publish","type":"post","link":"https:\/\/ecmicrophones.com\/ja\/voice-amplifier-wireless-microphone-guide-for-manufacturers\/","title":{"rendered":"\u30dc\u30a4\u30b9\u30a2\u30f3\u30d7\u30ef\u30a4\u30e4\u30ec\u30b9\u30de\u30a4\u30af\u30ed\u30db\u30f3\u30ac\u30a4\u30c9\uff08\u30e1\u30fc\u30ab\u30fc\u5411\u3051"},"content":{"rendered":"
\n
\"\u30ef\u30a4\u30e4\u30ec\u30b9\u30fb\u30dc\u30a4\u30b9\u30a2\u30f3\u30d7\u30fb\u30de\u30a4\u30af\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\"
\u30dd\u30fc\u30bf\u30d6\u30ebPA\u3001\u6559\u5ba4\u3001\u30c4\u30a2\u30fc\u30ac\u30a4\u30c9\u7528\u9014\u306e\u5178\u578b\u7684\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/figcaption><\/figure>\n<\/div>\n\n\n

\u30dc\u30a4\u30b9\u30a2\u30f3\u30d7\u30fb\u30ef\u30a4\u30e4\u30ec\u30b9\u30de\u30a4\u30af\u30ed\u30db\u30f3\u88fd\u54c1\u306f\u3001\u4eba\u9593\u306e\u97f3\u58f0\u3092\u3044\u304b\u306b\u660e\u77ad\u306b\u6349\u3048\u3001\u5897\u5e45\u3059\u308b\u304b\u3092\u614e\u91cd\u306b\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30e1\u30fc\u30ab\u30fc\u3084\u30d6\u30e9\u30f3\u30c9\u30aa\u30fc\u30ca\u30fc\u306f\u3001\u4e0d\u8981\u306a\u30ce\u30a4\u30ba\u3084\u30cf\u30a6\u30ea\u30f3\u30b0\u3001\u4e0d\u5747\u4e00\u306a\u5897\u5e45\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u306a\u304c\u3089\u3001\u81ea\u7136\u306a\u97f3\u58f0\u3092\u4e00\u8cab\u3057\u3066\u518d\u73fe\u3059\u308b\u30de\u30a4\u30af\u30ed\u30db\u30f3\u7d20\u5b50\u3092\u5fc5\u8981\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u30dd\u30fc\u30bf\u30d6\u30ebPA\u30b7\u30b9\u30c6\u30e0\u3001\u6559\u5ba4\u7528\u30a2\u30f3\u30d7\u3001\u30c4\u30a2\u30fc\u30ac\u30a4\u30c9\u6a5f\u5668\u3001\u30d5\u30a3\u30c3\u30c8\u30cd\u30b9\u6307\u5c0e\u306a\u3069\u3001\u5b9f\u969b\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001\u30de\u30a4\u30af\u30ed\u30db\u30f3\u306f\u30af\u30ea\u30fc\u30f3\u3067\u81ea\u7136\u306a\u97f3\u58f0\u4fe1\u53f7\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001\u69d8\u3005\u306a\u74b0\u5883\u4e0b\u3067\u78ba\u5b9f\u306b\u52d5\u4f5c\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

\u30de\u30a4\u30af\u30ed\u30db\u30f3\u7d20\u5b50\u3092\u88fd\u54c1\u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u308b<\/h2>\n\n\n\n

\u9069\u5207\u306a\u30de\u30a4\u30af\u30ed\u30db\u30f3\u7d20\u5b50\u3092\u9078\u3076\u3053\u3068\u306f\u3001\u6700\u7d42\u88fd\u54c1\u306e\u6027\u80fd\u306b\u76f4\u63a5\u5f71\u97ff\u3057\u307e\u3059\u3002\u9069\u5207\u3067\u306a\u3044\u30a8\u30ec\u30e1\u30f3\u30c8\u306f\u3001\u904e\u5270\u306a\u74b0\u5883\u30ce\u30a4\u30ba\u3092\u62fe\u3063\u305f\u308a\u3001\u30cf\u30a6\u30ea\u30f3\u30b0\u3092\u8d77\u3053\u3057\u305f\u308a\u3001\u97f3\u58f0\u306e\u660e\u77ad\u5ea6\u3092\u4f4e\u4e0b\u3055\u305b\u305f\u308a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30ef\u30a4\u30e4\u30ec\u30b9\u97f3\u58f0\u5897\u5e45\u3067\u306f\u3001\u9069\u5ea6\u306a\u611f\u5ea6\u3001\u5358\u4e00\u6307\u5411\u6027\u306e\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u8010\u5e72\u6e09\u6027\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001\u30dd\u30fc\u30bf\u30d6\u30eb\u30fb\u30a2\u30f3\u30d7\u30fb\u30b9\u30d4\u30fc\u30ab\u30fc\u3084\u4ed6\u306e\u96fb\u5b50\u6a5f\u5668\u306e\u8fd1\u304f\u3067\u4f7f\u7528\u3057\u305f\u5834\u5408\u3067\u3082\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u58f0\u304c\u660e\u77ad\u3067\u30af\u30ea\u30a2\u306a\u307e\u307e\u3067\u3042\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

ECM-F9750UL-51\uff1a\u5b9f\u7528\u7684\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/h2>\n\n\n\n

ECM-F9750UL-51\u306f\u3001\u30dc\u30a4\u30b9\u30a2\u30f3\u30d7\u30fb\u30ef\u30a4\u30e4\u30ec\u30b9\u30de\u30a4\u30af\u7528\u9014\u5411\u3051\u306b\u7279\u5225\u306b\u8a2d\u8a08\u3055\u308c\u305f\u5358\u4e00\u6307\u5411\u6027\u30a8\u30ec\u30af\u30c8\u30ec\u30c3\u30c8\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u30de\u30a4\u30af\u30ed\u30db\u30f3\u30a8\u30ec\u30e1\u30f3\u30c8\u3067\u3059\u3002\u30cf\u30a4\u30a8\u30f3\u30c9\u306e\u30d5\u30e9\u30c3\u30b0\u30b7\u30c3\u30d7\u30e2\u30c7\u30eb\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u5178\u578b\u7684\u306a\u30dd\u30fc\u30bf\u30d6\u30eb\u97f3\u58f0\u5897\u5e45\u30b7\u30ca\u30ea\u30aa\u306b\u5b8c\u74a7\u306b\u9069\u5408\u3057\u307e\u3059\u3002\u5358\u4e00\u6307\u5411\u6027\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u9069\u5ea6\u306a\u611f\u5ea6\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30b5\u30a4\u30ba\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3088\u308a\u3001\u30e1\u30fc\u30ab\u30fc\u306f\u30e9\u30da\u30eb\u30de\u30a4\u30af\u3001\u30d8\u30c3\u30c9\u30bb\u30c3\u30c8\u30b7\u30b9\u30c6\u30e0\u3001\u30dd\u30fc\u30bf\u30d6\u30eb\u30a2\u30f3\u30d7\u6a5f\u5668\u306b\u78ba\u5b9f\u306b\u7d44\u307f\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u4ed5\u69d8\u6982\u8981<\/h3>\n\n\n\n
\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\u4ed5\u69d8<\/th><\/tr>
\u30e2\u30c7\u30eb<\/td>ECM-F9750UL-51<\/td><\/tr>
\u5bf8\u6cd5<\/td>9.7 \u00d7 5mm<\/td><\/tr>
\u6307\u5411\u6027<\/td>\u4e00\u65b9\u5411<\/td><\/tr>
\u611f\u5ea6<\/td>-51dB \u00b1 2<\/td><\/tr>
\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9<\/td>680\u03a9<\/td><\/tr>
S\/N\u6bd4<\/td>58\u30c7\u30b7\u30d9\u30eb<\/td><\/tr>
\u6700\u5927\u97f3\u5727\u30ec\u30d9\u30eb<\/td>110\u30c7\u30b7\u30d9\u30eb<\/td><\/tr>
\u52d5\u4f5c\u96fb\u5727<\/td>1.5Vdc<\/td><\/tr>
\u5468\u6ce2\u6570\u5fdc\u7b54<\/td>100Hz ~ 12kHz<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u5468\u6ce2\u6570\u7279\u6027\u3068\u58f0\u306e\u660e\u77ad\u3055<\/h3>\n\n\n
\n
\"ECM-F9750UL-51\u306e\u5468\u6ce2\u6570\u7279\u6027\u30c1\u30e3\u30fc\u30c8\uff08\u4f4e\u57df\u3001\u4e2d\u57df\u3001\u9ad8\u57df\u306e\u6319\u52d5\u3092\u793a\u3059\"
\u5468\u6ce2\u6570\u7279\u6027\uff1a\u30af\u30ea\u30a2\u306a\u4f4e\u57df\u3001\u5b89\u5b9a\u3057\u305f\u4e2d\u57df\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u9ad8\u57df<\/figcaption><\/figure>\n<\/div>\n\n\n

\u306e\u4f4e\u5468\u6ce2\u6570\u5e2f\u57df\u3067\u306f 100Hz\uff5e1kHz<\/strong>ECM-F9750UL-51\u306f\u3001\u30dc\u30fc\u30ab\u30eb\u306e\u529b\u5f37\u3055\u3068\u8010\u4e45\u6027\u3092\u9ad8\u3081\u308b\u5f37\u3044\u30d7\u30ec\u30bc\u30f3\u30b9\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b 1kHz\uff5e5kHz<\/strong> \u4e2d\u97f3\u57df\u3067\u306f\u3001\u30cf\u30a6\u30ea\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u306a\u304c\u3089\u3001\u30af\u30ea\u30a2\u3067\u81ea\u7136\u306a\u30b9\u30d4\u30fc\u30c1\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u306f\u5b89\u5b9a\u3057\u305f\u307e\u307e\u3067\u3059\u3002\u4ee5\u4e0a 5kHz<\/strong>\u30b9\u30e0\u30fc\u30ba\u306a\u30ed\u30fc\u30eb\u30aa\u30d5\u306b\u3088\u308a\u9ad8\u5468\u6ce2\u30ce\u30a4\u30ba\u304c\u4f4e\u6e1b\u3055\u308c\u3001\u5168\u4f53\u7684\u306b\u30af\u30ea\u30fc\u30f3\u3067\u81ea\u7136\u306a\u30b5\u30a6\u30f3\u30c9\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u4e3b\u306a\u6280\u8853\u7684\u7279\u5fb4<\/h3>\n\n\n\n

ECM-F9750UL-51\u306f\u3001\u30ef\u30a4\u30e4\u30ec\u30b9\u97f3\u58f0\u5897\u5e45\u306e\u305f\u3081\u306e\u3044\u304f\u3064\u304b\u306e\u5b9f\u7528\u7684\u306a\u6a5f\u80fd\u3092\u517c\u306d\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u7279\u5fb4\u306f \u4e00\u65b9\u5411\u30d4\u30c3\u30af\u30a2\u30c3\u30d7<\/strong> \u306f\u3001\u5468\u56f2\u306e\u96d1\u97f3\u3092\u6291\u3048\u306a\u304c\u3089\u8a71\u8005\u306e\u58f0\u306b\u7126\u70b9\u3092\u5f53\u3066\u307e\u3059\u3002 \u4e2d\u7a0b\u5ea6\u306e\u611f\u5ea6\uff08-51dB \u00b12\uff09<\/strong> \u306f\u3001\u30cf\u30a6\u30ea\u30f3\u30b0\u306e\u9632\u6b62\u3068\u97f3\u58f0\u306e\u660e\u77ad\u3055\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u660e\u78ba\u306b\u3057\u307e\u3059\u3002\u307e\u305f 58dB\u306e\u9ad8\u3044S\/N\u6bd4<\/strong>\u30de\u30a4\u30af\u306f\u30af\u30ea\u30fc\u30f3\u3067\u4f4e\u30ce\u30a4\u30ba\u306e\u5897\u5e45\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u307e\u305f \u30b3\u30f3\u30d1\u30af\u30c8\u30b5\u30a4\u30ba\uff089.7\u00d75mm\uff09<\/strong> \u306f\u3001\u30e9\u30da\u30eb\u578b\u3084\u30d8\u30c3\u30c9\u30bb\u30c3\u30c8\u578b\u30c7\u30d0\u30a4\u30b9\u3078\u306e\u7d44\u307f\u8fbc\u307f\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002 \u8010\u5e72\u6e09\u6027<\/strong> \u30ef\u30a4\u30e4\u30ec\u30b9\u74b0\u5883\u3067\u306e\u5b89\u5b9a\u3057\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u30e1\u30fc\u30ab\u30fc\u306e\u305f\u3081\u306e\u7d71\u5408\u306e\u67d4\u8edf\u6027<\/h2>\n\n\n\n

ECM-F9750UL-51 \u306f\u3001\u30dc\u30a4\u30b9\u30a2\u30f3\u30d7\u30ef\u30a4\u30e4\u30ec\u30b9\u30de\u30a4\u30af\u30ed\u30db\u30f3\u88fd\u54c1\u306b\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u7d71\u5408\u3067\u304d\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u65e2\u5b58\u306e\u30de\u30a4\u30af\u30ed\u30db\u30f3\u30a8\u30ec\u30e1\u30f3\u30c8\u30e2\u30c7\u30eb\u304b\u3089\u9078\u629e\u3059\u308b\u3053\u3068\u3082\u3001\u7279\u5b9a\u306e\u5468\u6ce2\u6570\u5fdc\u7b54\u3001\u611f\u5ea6\u3001\u307e\u305f\u306f\u7269\u7406\u7684\u306a\u5bf8\u6cd5\u306b\u5408\u308f\u305b\u3066\u30ab\u30b9\u30bf\u30e0\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u8981\u6c42\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u67d4\u8edf\u6027\u306b\u3088\u308a\u3001\u97f3\u58f0\u54c1\u8cea\u3092\u640d\u306a\u3046\u3053\u3068\u306a\u304f\u3001\u30e9\u30da\u30eb\u3001\u30d8\u30c3\u30c9\u30bb\u30c3\u30c8\u3001\u307e\u305f\u306f\u30dd\u30fc\u30bf\u30d6\u30eb PA \u6a5f\u5668\u306b\u52b9\u7387\u7684\u306b\u7d71\u5408\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

ECM-F9750UL-51\u306f\u3001\u30dc\u30a4\u30b9\u30a2\u30f3\u30d7\u30fb\u30ef\u30a4\u30e4\u30ec\u30b9\u30de\u30a4\u30af\u88fd\u54c1\u3092\u8a2d\u8a08\u3059\u308b\u30e1\u30fc\u30ab\u30fc\u3084\u30d6\u30e9\u30f3\u30c9\u30aa\u30fc\u30ca\u30fc\u306b\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u5b9f\u7528\u7684\u306a\u30de\u30a4\u30af\u30ed\u30db\u30f3\u7d20\u5b50\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u5358\u4e00\u6307\u5411\u6027\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u5236\u5fa1\u3055\u308c\u305f\u611f\u5ea6\u3001\u5b89\u5b9a\u3057\u305f\u5468\u6ce2\u6570\u7279\u6027\u3001\u304a\u3088\u3073\u8010\u5e72\u6e09\u6027\u306b\u3088\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u30dd\u30fc\u30bf\u30d6\u30eb\u5897\u5e45\u30b7\u30ca\u30ea\u30aa\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u8907\u6570\u306e\u65e2\u5b58\u30e2\u30c7\u30eb\u3068\u30ab\u30b9\u30bf\u30e0R&D\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u80fd\u529b\u306b\u3088\u308a\u3001\u30e1\u30fc\u30ab\u30fc\u304c\u97f3\u58f0\u5897\u5e45\u88fd\u54c1\u3092\u52b9\u7387\u7684\u306b\u5e02\u5834\u306b\u6295\u5165\u3067\u304d\u308b\u3088\u3046\u652f\u63f4\u3057\u307e\u3059\u3002\u8a73\u7d30\u306f\u3053\u3061\u3089 \u30dc\u30a4\u30b9\u30a2\u30f3\u30d7\u30fb\u30de\u30a4\u30af\u30ed\u30db\u30f3\u30fb\u30ab\u30d7\u30bb\u30eb<\/a> \u30ef\u30a4\u30e4\u30ec\u30b9\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u3002<\/p>","protected":false},"excerpt":{"rendered":"

Voice amplifier wireless microphone\u00a0products require careful consideration of how to capture and amplify human speech clearly. Manufacturers and brand owners need a microphone element that consistently reproduces natural voice while minimizing unwanted noise, feedback, or uneven amplification. In real-world scenarios such as portable PA systems, classroom amplifiers, tour guide devices, or fitness instruction, the microphone must perform reliably in varying environments while preserving clean and natural voice signals. Matching Microphone Elements to Product Needs Choosing the right\u00a0microphone element\u00a0directly impacts the performance of the final product. An unsuitable element may pick up excessive ambient noise, introduce feedback, or reduce vocal clarity. For wireless voice amplification, moderate sensitivity, unidirectional pickup, and interference […]<\/p>\n","protected":false},"author":1,"featured_media":3370,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[400],"tags":[516,521,517],"class_list":["post-3367","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-guides","tag-near-field","tag-o9-7mm","tag-unidirectional"],"_links":{"self":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/posts\/3367","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=3367"}],"version-history":[{"count":0,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/posts\/3367\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/media\/3370"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/media?parent=3367"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/categories?post=3367"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/tags?post=3367"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}