{"id":9084,"date":"2026-01-21T19:36:16","date_gmt":"2026-01-21T19:36:16","guid":{"rendered":"https:\/\/www.zehsm.com\/?p=9084"},"modified":"2026-01-21T19:36:16","modified_gmt":"2026-01-21T19:36:16","slug":"%e3%83%8d%e3%82%aa%e3%82%b8%e3%83%a0%e7%a3%81%e7%9f%b3%e3%81%8c%e3%82%b3%e3%83%b3%e3%83%91%e3%82%af%e3%83%88%e3%82%b9%e3%83%94%e3%83%bc%e3%82%ab%e3%83%bc%e3%81%ae%e9%9f%b3%e8%b3%aa%e3%82%92%e5%90%91","status":"publish","type":"post","link":"https:\/\/www.zehsm.com\/ja\/how-ndfeb-magnets-improve-audio-quality-in-compact-speakers\/","title":{"rendered":"NdFeB\u78c1\u77f3\u304c\u30b3\u30f3\u30d1\u30af\u30c8\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u97f3\u8cea\u3092\u5411\u4e0a\u3055\u305b\u308b\u4ed5\u7d44\u307f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/www.zehsm.com\/wp-content\/uploads\/2026\/01\/12inch-high-quality-speaker.jpg\" alt=\"12\u30a4\u30f3\u30c1\u306e\u9ad8\u54c1\u8cea\u30b9\u30d4\u30fc\u30ab\u30fc\" title=\"12\u30a4\u30f3\u30c1\u306e\u9ad8\u54c1\u8cea\u30b9\u30d4\u30fc\u30ab\u30fc\" class=\"aligncenter wpauto-inline-image\" style=\"max-width: 100%;height: auto;margin: 20px auto\" \/><\/p>\n<h2>NdFeB\u78c1\u77f3\u3068\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u8ab2\u984c\u306e\u7d39\u4ecb<\/h2>\n<p>\u6025\u901f\u306b\u9032\u5316\u3059\u308b\u30aa\u30fc\u30c7\u30a3\u30aa\u6280\u8853\u306e\u4e16\u754c\u3067\u306f\u3001\u30dd\u30fc\u30bf\u30d6\u30ebBluetooth\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u30db\u30fc\u30e0\u30b7\u30a2\u30bf\u30fc\u30b7\u30b9\u30c6\u30e0\u307e\u3067\u3001\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u3042\u3089\u3086\u308b\u5834\u6240\u3067\u5229\u7528\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u9ad8\u5fe0\u5b9f\u5ea6\u306e\u30b5\u30a6\u30f3\u30c9\u3092\u5b9f\u73fe\u3059\u308b\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u8a2d\u8a08\u306f\u3001\u4e3b\u306b\u78c1\u77f3\u306e\u30b5\u30a4\u30ba\u3068\u51fa\u529b\u3092\u5236\u9650\u3059\u308b\u30b9\u30da\u30fc\u30b9\u306e\u5236\u7d04\u306b\u3088\u308a\u3001\u5927\u304d\u306a\u8ab2\u984c\u3092\u4f34\u3044\u307e\u3059\u3002\u305d\u3053\u3067\u767b\u5834\u3059\u308b\u306e\u304c\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u696d\u754c\u306b\u9769\u547d\u3092\u3082\u305f\u3089\u3057\u305fNdFeB\uff08\u30cd\u30aa\u30b8\u30e0\u30fb\u9244\u30fb\u30db\u30a6\u7d20\uff09\u78c1\u77f3\u3067\u3059\u3002\u4e26\u5916\u308c\u305f\u78c1\u529b\u3067\u77e5\u3089\u308c\u308b\u3053\u308c\u3089\u306e\u5e0c\u571f\u985e\u78c1\u77f3\u306f\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u97f3\u3092\u4f53\u9a13\u3059\u308b\u65b9\u6cd5\u306b\u9769\u547d\u3092\u3082\u305f\u3089\u3057\u307e\u3057\u305f\u30022023\u5e74\u73fe\u5728\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u7528\u9014\u306b\u304a\u3051\u308bNdFeB\u78c1\u77f3\u306e\u4e16\u754c\u5e02\u5834\u306f\u3001\u30d7\u30ec\u30df\u30a2\u30e0\u30dd\u30fc\u30bf\u30d6\u30eb\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u9700\u8981\u306b\u727d\u5f15\u3055\u308c\u3001\u5e74\u5e73\u5747\u6210\u9577\u7387\uff08CAGR\uff098.5%\u3067\u6210\u9577\u3059\u308b\u3068\u4e88\u6e2c\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001NdFeB\u78c1\u77f3\u306e\u79d1\u5b66\u7684\u6839\u62e0\u3068\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u54c1\u8cea\u306e\u5411\u4e0a\u306b\u304a\u3051\u308b\u305d\u306e\u91cd\u8981\u306a\u5f79\u5272\u306b\u3064\u3044\u3066\u6df1\u304f\u6398\u308a\u4e0b\u3052\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u611b\u597d\u5bb6\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u3001\u305d\u3057\u3066\u6d88\u8cbb\u8005\u306e\u7686\u69d8\u306b\u5f79\u7acb\u3064\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5229\u70b9\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001Bose\u3001JBL\u3001Sonos \u306a\u3069\u306e\u30c8\u30c3\u30d7 \u30d6\u30e9\u30f3\u30c9\u304c\u5c0f\u578b\u306e\u30c7\u30b6\u30a4\u30f3\u3067\u9bae\u660e\u3067\u30d1\u30ef\u30d5\u30eb\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3053\u308c\u3089\u306e\u78c1\u77f3\u3092\u307e\u3059\u307e\u3059\u6d3b\u7528\u3059\u308b\u7406\u7531\u304c\u308f\u304b\u308a\u307e\u3059\u3002.<\/p>\n<h2>\u30b9\u30d4\u30fc\u30ab\u30fc\u306b\u304a\u3051\u308b\u97f3\u306e\u7269\u7406\u5b66\u3068\u78c1\u77f3\u306e\u5f79\u5272<\/h2>\n<p>NdFeB\u78c1\u77f3\u304c\u97f3\u8cea\u3092\u5411\u4e0a\u3055\u305b\u308b\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u57fa\u790e\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u4e00\u822c\u7684\u306a\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u3001\u632f\u52d5\u677f\uff08\u30b3\u30fc\u30f3\uff09\u3001\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u3001\u78c1\u77f3\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u96fb\u6c17\u30aa\u30fc\u30c7\u30a3\u30aa\u4fe1\u53f7\u304c\u30b3\u30a4\u30eb\u3092\u901a\u904e\u3059\u308b\u3068\u3001\u6c38\u4e45\u78c1\u77f3\u3068\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u78c1\u5834\u304c\u751f\u6210\u3055\u308c\u3001\u30b3\u30a4\u30eb\u3068\u305d\u308c\u306b\u53d6\u308a\u4ed8\u3051\u3089\u308c\u305f\u632f\u52d5\u677f\u304c\u632f\u52d5\u3057\u3066\u97f3\u6ce2\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u78c1\u77f3\u306e\u5f37\u5ea6\u306f\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u52b9\u7387\u3001\u5468\u6ce2\u6570\u7279\u6027\u3001\u6b6a\u307f\u30ec\u30d9\u30eb\u306b\u76f4\u63a5\u5f71\u97ff\u3057\u307e\u3059\u3002\u30b9\u30da\u30fc\u30b9\u304c\u9650\u3089\u308c\u3066\u3044\u308b\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u3067\u306f\u3001\u78c1\u77f3\u304c\u5f31\u3044\u3068\u4f4e\u97f3\u57df\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u60aa\u304f\u3001\u6b6a\u307f\u304c\u5927\u304d\u304f\u306a\u308a\u3001\u5168\u4f53\u7684\u306a\u97f3\u91cf\u304c\u4f4e\u4e0b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002NdFeB\u78c1\u77f3\u306f\u3001\u9ad8\u3044\u78c1\u6c17\u30a8\u30cd\u30eb\u30ae\u30fc\u7a4d\uff08\u6700\u592752 MGOe\uff09\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3067\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u5bfe\u51e6\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30d5\u30a7\u30e9\u30a4\u30c8\u3084\u30a2\u30eb\u30cb\u30b3\u306a\u3069\u306e\u5f93\u6765\u306e\u78c1\u77f3\u3068\u6bd4\u8f03\u3057\u3066\u3001\u3088\u308a\u5c0f\u3055\u306a\u4f53\u7a4d\u3067\u3088\u308a\u5f37\u529b\u306a\u78c1\u5834\u3092\u751f\u6210\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u3092\u3088\u308a\u6b63\u78ba\u306b\u5236\u5fa1\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u91cd\u4f4e\u97f3\u304b\u3089\u304d\u3089\u3073\u3084\u304b\u306a\u9ad8\u97f3\u307e\u3067\u3001\u3042\u3089\u3086\u308b\u5468\u6ce2\u6570\u5e2f\u57df\u3067\u3088\u308a\u30af\u30ea\u30a2\u306a\u30b5\u30a6\u30f3\u30c9\u518d\u751f\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002 2024 \u5e74\u306e\u30aa\u30fc\u30c7\u30a3\u30aa \u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u7814\u7a76\u304b\u3089\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0 \u30c7\u30fc\u30bf\u306b\u3088\u308b\u3068\u3001NdFeB \u78c1\u77f3\u3092\u642d\u8f09\u3057\u305f\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3067\u6700\u5927 30% \u4f4e\u3044\u5168\u9ad8\u8abf\u6ce2\u6b6a\u307f (THD) \u3092\u5b9f\u73fe\u3057\u3001\u9ad8\u89e3\u50cf\u5ea6\u306e\u30aa\u30fc\u30c7\u30a3\u30aa \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306b\u6700\u9069\u3067\u3059\u3002.<\/p>\n<h2>\u5f93\u6765\u306e\u78c1\u77f3\u306b\u5bfe\u3059\u308bNdFeB\u78c1\u77f3\u306e\u5229\u70b9<\/h2>\n<p>NdFeB\u78c1\u77f3\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u5206\u91ce\u3067\u5f93\u6765\u306e\u78c1\u77f3\u3088\u308a\u3082\u512a\u308c\u305f\u6027\u80fd\u3092\u767a\u63ee\u3057\u3001\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u97f3\u8cea\u5411\u4e0a\u306b\u76f4\u63a5\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u9ad8\u3044\u6b8b\u7559\u78c1\u675f\u5bc6\u5ea6\u3068\u4fdd\u78c1\u529b\u306b\u3088\u308a\u3001\u6e29\u5ea6\u3084\u74b0\u5883\u306e\u5909\u5316\u306b\u5de6\u53f3\u3055\u308c\u308b\u30dd\u30fc\u30bf\u30d6\u30eb\u30c7\u30d0\u30a4\u30b9\u306b\u3068\u3063\u3066\u6975\u3081\u3066\u91cd\u8981\u306a\u3001\u5b89\u5b9a\u3057\u305f\u6027\u80fd\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u305d\u306e\u9055\u3044\u3092\u307e\u3068\u3081\u305f\u6bd4\u8f03\u8868\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th><strong>\u30de\u30b0\u30cd\u30c3\u30c8\u30bf\u30a4\u30d7<\/strong><\/th>\n<th><strong>\u78c1\u6c17\u30a8\u30cd\u30eb\u30ae\u30fc\u7a4d\uff08MGOe\uff09<\/strong><\/th>\n<th><strong>\u540c\u3058\u51fa\u529b\u306e\u6a19\u6e96\u7684\u306a\u30b5\u30a4\u30ba<\/strong><\/th>\n<th><strong>\u30e6\u30cb\u30c3\u30c8\u3042\u305f\u308a\u306e\u30b3\u30b9\u30c8<\/strong><\/th>\n<th><strong>\u97f3\u8cea\u3078\u306e\u5f71\u97ff<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u30cd\u30aa\u30b8\u30e0\u9244\u30dc\u30ed\u30f3<\/strong><\/td>\n<td>35\uff5e52<\/td>\n<td>\u5c0f\u3055\u3044\uff08\u4f8b\uff1a\u76f4\u5f8410mm\uff09<\/td>\n<td>\u9ad8\u3044<\/td>\n<td>\u9ad8\u3044\u660e\u77ad\u5ea6\u3001\u529b\u5f37\u3044\u4f4e\u97f3\u3001\u4f4e\u6b6a\u307f<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30d5\u30a7\u30e9\u30a4\u30c8<\/strong><\/td>\n<td>3.5\uff5e5.5<\/td>\n<td>\u5927\u304d\u3044\uff08\u4f8b\uff1a\u76f4\u5f8430mm\uff09<\/td>\n<td>\u4f4e\u3044<\/td>\n<td>\u4e2d\u7a0b\u5ea6\u306e\u4f4e\u97f3\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u3067\u306f\u6b6a\u307f\u304c\u5927\u304d\u3044<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30a2\u30eb\u30cb\u30b3<\/strong><\/td>\n<td>5\uff5e10<\/td>\n<td>\u4e2d\uff08\u4f8b\uff1a\u76f4\u5f8420mm\uff09<\/td>\n<td>\u9069\u5ea6<\/td>\n<td>\u6696\u304b\u3044\u97f3\u3060\u304c\u3001\u304b\u3055\u3070\u308a\u3001\u52b9\u7387\u304c\u60aa\u3044<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>2023 \u5e74\u306e\u30aa\u30fc\u30c7\u30a3\u30aa 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Ears Boom 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Magnetics\u306a\u3069\u306e\u4f01\u696d\u306f2025\u5e74\u307e\u3067\u306b\u4ee3\u66ff\u54c1\u306e\u5546\u54c1\u5316\u3092\u76ee\u6307\u3057\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u78c1\u77f3\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\uff08\u30cb\u30c3\u30b1\u30eb\u30e1\u30c3\u30ad\u306a\u3069\uff09\u306e\u9032\u6b69\u306b\u3088\u308a\u8010\u8150\u98df\u6027\u304c\u5411\u4e0a\u3057\u3001\u6e7f\u5ea6\u306e\u9ad8\u3044\u74b0\u5883\u306b\u304a\u3051\u308b\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u5bff\u547d\u304c\u5ef6\u3073\u3066\u3044\u307e\u3059\u3002\u696d\u754c\u4e88\u6e2c\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30c7\u30fc\u30bf\u306b\u3088\u308b\u3068\u30012026\u5e74\u307e\u3067\u306bNdFeB\u78c1\u77f3\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u7a4d\u306f60MGOe\u306b\u9054\u3057\u3001\u30b9\u30bf\u30b8\u30aa\u54c1\u8cea\u306e\u30b5\u30a6\u30f3\u30c9\u3092\u5099\u3048\u305f\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u304c\u5b9f\u73fe\u3059\u308b\u3068\u4e88\u60f3\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30b0\u30e9\u30d5\u30a7\u30f3\u5f37\u5316\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u3068NdFeB\u78c1\u77f3\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u30a4\u30ce\u30d9\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u30bc\u30f3\u30cf\u30a4\u30b6\u30fc\u306e\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30e2\u30c7\u30eb\u306b\u898b\u3089\u308c\u308b\u3088\u3046\u306b\u3001\u6b6a\u307f\u3092\u307b\u307c\u30bc\u30ed\u30ec\u30d9\u30eb\u307e\u3067\u4f4e\u6e1b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30de\u30fc\u30c8 \u30b9\u30d4\u30fc\u30ab\u30fc\u3084 IoT \u30c7\u30d0\u30a4\u30b9\u304c\u666e\u53ca\u3059\u308b\u306b\u3064\u308c (2027 \u5e74\u307e\u3067\u306b\u5e74\u9593 5 \u5104\u53f0\u3092\u8d85\u3048\u308b\u3068\u4e88\u60f3)\u3001NdFeB \u78c1\u77f3\u306e\u5f79\u5272\u306f\u62e1\u5927\u3059\u308b\u3070\u304b\u308a\u3067\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u3067\u3082\u54c1\u8cea\u304c\u640d\u306a\u308f\u308c\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>NdFeB\u78c1\u77f3\u306f\u73fe\u4ee3\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306e\u790e\u3067\u3042\u308a\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u5358\u306a\u308b\u4fbf\u5229\u306a\u6a5f\u5668\u304b\u3089\u30d1\u30ef\u30d5\u30eb\u306a\u30b5\u30a6\u30f3\u30c9\u30de\u30b7\u30f3\u3078\u3068\u5909\u8c8c\u3055\u305b\u307e\u3057\u305f\u3002\u5c0f\u578b\u3067\u3042\u308a\u306a\u304c\u3089\u6bd4\u985e\u306e\u306a\u3044\u78c1\u529b\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30da\u30fc\u30b9\u3068\u52b9\u7387\u3068\u3044\u3046\u6839\u672c\u7684\u306a\u8ab2\u984c\u3092\u89e3\u6c7a\u3057\u3001\u6df1\u307f\u306e\u3042\u308b\u4f4e\u97f3\u3068\u5e45\u5e83\u3044\u97f3\u57df\u3092\u5099\u3048\u305f\u3001\u3088\u308a\u30af\u30ea\u30a2\u3067\u6b6a\u307f\u306e\u306a\u3044\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u6280\u8853\u306e\u9032\u6b69\u3068\u5e02\u5834\u306e\u9700\u8981\u306e\u9ad8\u307e\u308a\u306b\u4f34\u3044\u3001\u3053\u308c\u3089\u306e\u78c1\u77f3\u306f\u30a4\u30ce\u30d9\u30fc\u30b7\u30e7\u30f3\u3092\u63a8\u9032\u3057\u7d9a\u3051\u3001\u3088\u308a\u5c0f\u578b\u306e\u7b50\u4f53\u3067\u9ad8\u97f3\u8cea\u30b5\u30a6\u30f3\u30c9\u3092\u5b9f\u73fe\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u666e\u6bb5\u4f7f\u3044\u306e\u30ea\u30b9\u30ca\u30fc\u304b\u3089\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u307e\u3067\u3001NdFeB\u78c1\u77f3\u306e\u5f71\u97ff\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u60c5\u5831\u306b\u57fa\u3065\u3044\u305f\u9078\u629e\u3092\u884c\u3044\u3001\u4eca\u65e5\u306e\u30c8\u30c3\u30d7\u30af\u30e9\u30b9\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u652f\u3048\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306e\u9a5a\u7570\u3092\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n<h2>\u5c02\u9580\u5bb6\u306b\u3088\u308bQ&amp;A<\/h2>\n<p><strong>Q1: NdFeB \u78c1\u77f3\u306e\u3069\u306e\u3088\u3046\u306a\u7279\u6027\u304c\u30b3\u30f3\u30d1\u30af\u30c8 \u30b9\u30d4\u30fc\u30ab\u30fc\u306b\u6700\u9069\u3067\u3059\u304b?<\/strong><br \/>\nA1: NdFeB\u78c1\u77f3\u306f\u3001\u9ad8\u3044\u78c1\u6c17\u30a8\u30cd\u30eb\u30ae\u30fc\u7a4d\uff08\u6700\u592752MGOe\uff09\u3001\u9ad8\u3044\u6b8b\u7559\u78c1\u5316\u3001\u305d\u3057\u3066\u5f37\u529b\u306a\u4fdd\u78c1\u529b\u3092\u8a87\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7279\u6027\u306b\u3088\u308a\u3001\u5fae\u5c0f\u306a\u4f53\u7a4d\u3067\u3082\u5f37\u529b\u306a\u78c1\u5834\u3092\u767a\u751f\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u306e\u7cbe\u5bc6\u306a\u5236\u5fa1\u3001\u6b6a\u307f\u306e\u4f4e\u6e1b\u3001\u305d\u3057\u3066\u4f4e\u97f3\u57df\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u5411\u4e0a\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u3059\u3079\u3066\u3001\u9650\u3089\u308c\u305f\u30b9\u30da\u30fc\u30b9\u3067\u306e\u8a2d\u8a08\u306b\u304a\u3051\u308b\u97f3\u8cea\u5411\u4e0a\u306b\u4e0d\u53ef\u6b20\u306a\u8981\u7d20\u3067\u3059\u3002.  <\/p>\n<p><strong>Q2: NdFeB \u78c1\u77f3\u306f\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u30b3\u30b9\u30c8\u3068\u74b0\u5883\u3078\u306e\u5f71\u97ff\u306b\u3069\u306e\u3088\u3046\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u304b?<\/strong><br \/>\nA2: NdFeB\u78c1\u77f3\u306f\u30d5\u30a7\u30e9\u30a4\u30c8\u78c1\u77f3\u3088\u308a\u3082\u9ad8\u4fa1\u3067\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u30b3\u30b9\u30c8\u306b10\uff5e20%\u4e0a\u4e57\u305b\u3055\u308c\u307e\u3059\u304c\u3001\u305d\u306e\u52b9\u7387\u306f\u512a\u308c\u305f\u6027\u80fd\u3068\u9577\u5bff\u547d\u306b\u3088\u3063\u3066\u305d\u306e\u4fa1\u683c\u306b\u898b\u5408\u3063\u3066\u3044\u307e\u3059\u3002\u74b0\u5883\u9762\u3067\u306f\u30cd\u30aa\u30b8\u30e0\u306e\u63a1\u6398\u304c\u61f8\u5ff5\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u696d\u754c\u3067\u306f\u65e2\u306b\u53d6\u308a\u7d44\u307f\u304c\u9032\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u30022024\u5e74\u6642\u70b9\u3067\u3001\u7d0415%\u306eNdFeB\u78c1\u77f3\u306b\u30ea\u30b5\u30a4\u30af\u30eb\u7d20\u6750\u304c\u4f7f\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u74b0\u5883\u8ca0\u8377\u306e\u524a\u6e1b\u306b\u5411\u3051\u305f\u6301\u7d9a\u53ef\u80fd\u306a\u4ee3\u66ff\u6750\u6599\u306e\u7814\u7a76\u3082\u52a0\u901f\u3057\u3066\u3044\u307e\u3059\u3002.  <\/p>\n<p><strong>Q3: NdFeB \u78c1\u77f3\u306f\u30ef\u30a4\u30e4\u30ec\u30b9 \u30b9\u30d4\u30fc\u30ab\u30fc\u3084\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u97f3\u8cea\u3092\u6539\u5584\u3067\u304d\u307e\u3059\u304b?<\/strong><br \/>\nA3: \u305d\u306e\u901a\u308a\u3067\u3059\u3002\u9ad8\u3044\u52b9\u7387\u6027\u306b\u3088\u308a\u6d88\u8cbb\u96fb\u529b\u304c\u524a\u6e1b\u3055\u308c\u3001Anker Soundcore\u306a\u3069\u306e\u30e2\u30c7\u30eb\u3092\u5bfe\u8c61\u3068\u3057\u305f2023\u5e74\u306e\u30c6\u30b9\u30c8\u3067\u306f\u3001\u30ef\u30a4\u30e4\u30ec\u30b9\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u6642\u9593\u304c\u6700\u592725%\u5ef6\u9577\u3055\u308c\u307e\u3057\u305f\u3002\u305d\u306e\u305f\u3081\u3001\u97f3\u8cea\u3060\u3051\u3067\u306a\u304f\u30a8\u30cd\u30eb\u30ae\u30fc\u52b9\u7387\u3082\u91cd\u8981\u306a\u30dd\u30fc\u30bf\u30d6\u30eb\u30c7\u30d0\u30a4\u30b9\u306b\u6700\u9069\u3067\u3059\u3002.  <\/p>\n<p><strong>Q4: \u30b9\u30d4\u30fc\u30ab\u30fc\u306b NdFeB \u78c1\u77f3\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u5236\u9650\u306f\u3042\u308a\u307e\u3059\u304b?<\/strong><br \/>\nA4: \u306f\u3044\u3001\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u65bd\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u8150\u98df\u3057\u3084\u3059\u304f\u3001\u9ad8\u6e29\uff0880\u2103\u4ee5\u4e0a\uff09\u3067\u306f\u6d88\u78c1\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u6700\u65b0\u306e\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u6280\u8853\u3068\u30b9\u30d4\u30fc\u30ab\u30fc\u8a2d\u8a08\u306b\u304a\u3051\u308b\u71b1\u7ba1\u7406\u306b\u3088\u308a\u3001\u3053\u308c\u3089\u306e\u554f\u984c\u306f\u8efd\u6e1b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u4f4e\u4fa1\u683c\u5e2f\u306e\u88fd\u54c1\u3067\u306f\u30b3\u30b9\u30c8\u304c\u9ad8\u3059\u304e\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.  <\/p>\n<p><strong>Q5: \u30aa\u30fc\u30c7\u30a3\u30aa\u7528 NdFeB \u78c1\u77f3\u6280\u8853\u3092\u57fa\u306b\u3057\u305f\u5c06\u6765\u306e\u30a4\u30ce\u30d9\u30fc\u30b7\u30e7\u30f3\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\u3067\u3057\u3087\u3046\u304b?<\/strong><br \/>\nA5: \u65b0\u305f\u306a\u30c8\u30ec\u30f3\u30c9\u3068\u3057\u3066\u306f\u3001NdFeB\u3068\u4ed6\u306e\u6750\u6599\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u78c1\u77f3\u306b\u3088\u308b\u9ad8\u6027\u80fd\u5316\u3001AI\u6700\u9069\u5316\u306b\u3088\u308b\u78c1\u77f3\u5f62\u72b6\u306b\u3088\u308b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u30b5\u30a6\u30f3\u30c9\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306e\u5b9f\u73fe\u3001\u305d\u3057\u3066\u30b9\u30de\u30fc\u30c8\u7d20\u6750\u3068\u306e\u7d71\u5408\u306b\u3088\u308b\u30a2\u30c0\u30d7\u30c6\u30a3\u30d6\u30aa\u30fc\u30c7\u30a3\u30aa\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u30022025\u5e74\u306b\u306f\u3001\u4ee3\u66ff\u6280\u8853\u3092\u7528\u3044\u305f\u300c\u78c1\u77f3\u30ec\u30b9\u300d\u30b9\u30d4\u30fc\u30ab\u30fc\u304c\u767b\u5834\u3059\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u30d7\u30ec\u30df\u30a2\u30e0\u30bb\u30b0\u30e1\u30f3\u30c8\u3067\u306f\u3001NdFeB\u306f\u65e2\u306b\u5b9f\u8a3c\u6e08\u307f\u306e\u30e1\u30ea\u30c3\u30c8\u306b\u3088\u308a\u3001\u4f9d\u7136\u3068\u3057\u3066\u4e3b\u6d41\u3067\u3042\u308a\u7d9a\u3051\u308b\u3067\u3057\u3087\u3046\u3002.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.zehsm.com\/wp-content\/uploads\/2026\/01\/8inch-car-speaker-8ohm-250w.jpg\" alt=\"8\u30a4\u30f3\u30c1\u30ab\u30fc\u30b9\u30d4\u30fc\u30ab\u30fc 8\u30aa\u30fc\u30e0 250W\" title=\"8\u30a4\u30f3\u30c1\u30ab\u30fc\u30b9\u30d4\u30fc\u30ab\u30fc 8\u30aa\u30fc\u30e0 250W\" class=\"aligncenter wpauto-inline-image\" style=\"max-width: 100%;height: auto;margin: 20px auto\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction to NdFeB Magnets and Compact Speaker Challenges In the rapidly evolving world of audio technology, compact speakers have become ubiquitous, from portable Bluetooth devices to home theater systems. However, designing small speakers that deliver high-fidelity sound poses significant challenges, primarily due to space constraints that limit magnet size and power. Enter NdFeB (neodymium-iron-boron) magnets\u2014a game-changer in the audio industry. These rare-earth magnets, known for their exceptional magnetic strength, have revolutionized how we experience sound in compact formats. As of 2023, the global market for NdFeB magnets in audio applications is projected to grow at a CAGR of 8.5%, driven by demand for premium portable speakers. This article delves into [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9084","post","type-post","status-publish","format-standard","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/comments?post=9084"}],"version-history":[{"count":1,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9084\/revisions"}],"predecessor-version":[{"id":9085,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9084\/revisions\/9085"}],"wp:attachment":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/media?parent=9084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/categories?post=9084"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/tags?post=9084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}