{"id":9257,"date":"2026-02-12T11:20:25","date_gmt":"2026-02-12T11:20:25","guid":{"rendered":"https:\/\/www.zehsm.com\/?p=9257"},"modified":"2026-02-12T11:20:25","modified_gmt":"2026-02-12T11:20:25","slug":"8%e3%82%aa%e3%83%bc%e3%83%a0%e3%82%b9%e3%83%94%e3%83%bc%e3%82%ab%e3%83%bc-vs-70v%e3%82%b7%e3%82%b9%e3%83%86%e3%83%a0%ef%bc%9a%e4%bc%9a%e5%a0%b4%e9%81%b8%e5%ae%9a%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b","status":"publish","type":"post","link":"https:\/\/www.zehsm.com\/ja\/8-ohm-speakers-vs-70v-systems-choosing-for-venues\/","title":{"rendered":"8\u30aa\u30fc\u30e0\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u306870V\u30b7\u30b9\u30c6\u30e0\uff1a\u4f1a\u5834\u306b\u5408\u308f\u305b\u305f\u9078\u3073\u65b9"},"content":{"rendered":"

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\"40mm<\/p>\n

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\"28\u00d728mm<\/p>\n

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    \n
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    \u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u3068\u62e1\u5f35\u6027<\/strong><\/td>\n\u8907\u96d1\u3002\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u6574\u5408\u304c\u5fc5\u8981\u3002\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u8ffd\u52a0\u306f\u5bb9\u6613\u3067\u306f\u306a\u3044\u3002.<\/td>\n\u30b7\u30f3\u30d7\u30eb\u3067\u62e1\u5f35\u6027\u304c\u975e\u5e38\u306b\u9ad8\u3044\u3002.<\/strong> \u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u8ffd\u52a0\u3001\u53d6\u308a\u5916\u3057\u3001\u30bf\u30c3\u30d7\u5909\u66f4\u304c\u5bb9\u6613\u3002\u96fb\u529b\u4e88\u7b97\u306f\u5358\u7d14\u306a\u8a08\u7b97\u3067\u6e08\u3080\u3002.<\/td>\n<\/tr>\n
    \u30b1\u30fc\u30d6\u30eb\u52b9\u7387\u3068\u30b3\u30b9\u30c8<\/strong><\/td>\n\u9577\u8ddd\u96e2\u3067\u306f\u975e\u52b9\u7387\u3002\u96fb\u529b\u640d\u5931\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u3001\u3088\u308a\u592a\u3044\u4f4e\u30b2\u30fc\u30b8\uff08\u4f8b\uff1a12\uff5e16 AWG\uff09\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u30b1\u30fc\u30d6\u30eb\u304c\u5fc5\u8981\u3002.<\/td>\n\u975e\u5e38\u306b\u52b9\u7387\u7684\u3002.<\/strong> \u975e\u5e38\u306b\u9577\u3044\u914d\u7dda\uff081000\u30d5\u30a3\u30fc\u30c8\u4ee5\u4e0a\uff09\u3067\u3082\u3001\u3088\u308a\u7d30\u3044\u9ad8\u30b2\u30fc\u30b8\uff08\u4f8b\uff1a18\uff5e22 AWG\uff09\u306e\u30b1\u30fc\u30d6\u30eb\u3092\u4f7f\u7528\u3067\u304d\u3001\u640d\u5931\u306f\u6700\u5c0f\u9650\u3002.<\/td>\n<\/tr>\n
    \u8a2d\u7f6e\u3068\u30be\u30fc\u30cb\u30f3\u30b0\u306e\u67d4\u8edf\u6027<\/strong><\/td>\n\u30be\u30fc\u30cb\u30f3\u30b0\u306b\u306f\u8907\u96d1\u306a\u30bb\u30ec\u30af\u30bf\u30fc\u30b9\u30a4\u30c3\u30c1\u3084\u8907\u6570\u306e\u30a2\u30f3\u30d7\u30c1\u30e3\u30f3\u30cd\u30eb\u304c\u5fc5\u8981\u3002\u97f3\u91cf\u8abf\u7bc0\u306f\u30b9\u30d4\u30fc\u30ab\u30fc\/\u30be\u30fc\u30f3\u3054\u3068\u3002.<\/td>\n\u672c\u8cea\u7684\u306b\u67d4\u8edf\u3002.<\/strong> \u30a4\u30f3\u30e9\u30a4\u30f3\u30a2\u30c3\u30c6\u30cd\u30fc\u30bf\u30fc\u3084\u30be\u30fc\u30f3\u30a2\u30f3\u30d7\u3067\u30be\u30fc\u30f3\u3092\u5bb9\u6613\u306b\u4f5c\u6210\u53ef\u80fd\u3002\u500b\u3005\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u30ec\u30d9\u30eb\u306f\u30bf\u30c3\u30d7\u3067\u8a2d\u5b9a\u3002.<\/td>\n<\/tr>\n
    \u30b3\u30b9\u30c8\u8981\u56e0<\/strong><\/td>\n\u30b9\u30d4\u30fc\u30ab\u30fc\u5358\u4f53\u30b3\u30b9\u30c8\u306f\u4f4e\u3044\uff08\u30c8\u30e9\u30f3\u30b9\u306a\u3057\uff09\u3002\u30a2\u30f3\u30d7\u30b3\u30b9\u30c8\u306fW\u3042\u305f\u308a\u9ad8\u304f\u3001\u30b1\u30fc\u30d6\u30eb\u30b3\u30b9\u30c8\u9ad8\u3001\u8a2d\u8a08\u30fb\u8a2d\u7f6e\u5de5\u6570\u9ad8\u3002.<\/td>\n\u30b9\u30d4\u30fc\u30ab\u30fc\u5358\u4f53\u30b3\u30b9\u30c8\u306f\u9ad8\u3044\uff08\u30c8\u30e9\u30f3\u30b9\u8fbc\u307f\uff09\u3002\u30a2\u30f3\u30d7\u304a\u3088\u3073\u30b1\u30fc\u30d6\u30eb\u30b3\u30b9\u30c8\u4f4e\u3001\u8a2d\u8a08\u30fb\u8a2d\u7f6e\u5de5\u6570\u4f4e\u3002.<\/td>\n<\/tr>\n
    \u8ddd\u96e2\u306b\u3088\u308b\u96fb\u529b\u640d\u5931<\/strong><\/td>\n\u9855\u8457\u3002\u96fb\u529b\u640d\u5931\u306f\u96fb\u6d41\u306e\u4e8c\u4e57\u306b\u6bd4\u4f8b\u3059\u308b\uff08P_loss = I\u00b2R<\/code>\uff09\u3002\u9577\u8ddd\u96e2\u306e\u7d30\u3044\u914d\u7dda\u3067\u306e\u9ad8\u96fb\u6d41\u306f\u640d\u5931\u3092\u62db\u304f\u3002.<\/td>\n\u6700\u5c0f\u9650\u3002.<\/strong> \u96fb\u529b\u640d\u5931\u306f\u96fb\u6d41\u306e\u4e8c\u4e57\u306b\u6bd4\u4f8b\u3002\u540c\u4e00\u96fb\u529b\u306b\u304a\u3044\u3066\u9ad8\u96fb\u5727\uff1d\u4f4e\u96fb\u6d41\u3068\u306a\u308b\u305f\u3081\u3001\u640d\u5931\u304c\u5927\u5e45\u306b\u4f4e\u6e1b\u3055\u308c\u308b\u3002.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u5b9f\u969b\u306e\u5c0e\u5165\u30b7\u30ca\u30ea\u30aa\uff1a\u30b7\u30b9\u30c6\u30e0\u3068\u7a7a\u9593\u306e\u9069\u5408\u6027<\/h2>\n

    \u300c\u6700\u9069\u306a\u300d\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u72b6\u6cc1\u306b\u5b8c\u5168\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u3001\u4e00\u822c\u7684\u306a\u4f1a\u5834\u3054\u3068\u306e\u9078\u629e\u57fa\u6e96\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n

    8\u03a9\u30b7\u30b9\u30c6\u30e0\u3092\u9078\u629e\u3059\u3079\u304d\u30b1\u30fc\u30b9\uff1a<\/strong><\/p>\n

      \n
    • \u30e9\u30a4\u30d6\u97f3\u697d\u4f1a\u5834\u304a\u3088\u3073\u30ca\u30a4\u30c8\u30af\u30e9\u30d6\uff1a<\/strong> \u9ad8\u3044\u97f3\u5727\u30ec\u30d9\u30eb\u3068\u30d5\u30eb\u30ec\u30f3\u30b8\u306e\u5fe0\u5b9f\u5ea6\u3001\u7279\u306b\u30a4\u30f3\u30d1\u30af\u30c8\u306e\u3042\u308b\u4f4e\u97f3\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002.<\/li>\n
    • \u30db\u30fc\u30e0\u30b7\u30a2\u30bf\u30fc\u304a\u3088\u3073\u9ad8\u7d1a\u4f4f\u5b85\uff1a<\/strong> \u30aa\u30fc\u30c7\u30a3\u30aa\u30d5\u30a1\u30a4\u30eb\u30b0\u30ec\u30fc\u30c9\u306e\u30ea\u30b9\u30cb\u30f3\u30b0\u3092\u76ee\u7684\u3068\u3059\u308b\u5834\u5408\u3002.<\/li>\n
    • \u30ec\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30b9\u30bf\u30b8\u30aa\u304a\u3088\u3073\u30dd\u30b9\u30c8\u30d7\u30ed\u30c0\u30af\u30b7\u30e7\u30f3\u30b9\u30a4\u30fc\u30c8\uff1a<\/strong> \u539f\u97f3\u306b\u5fe0\u5b9f\u3067\u7740\u8272\u306e\u306a\u3044\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/li>\n
    • \u821e\u53f0\u82b8\u8853\u5287\u5834\uff1a<\/strong> \u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ec\u30f3\u30b8\u3068\u97f3\u306e\u7d30\u90e8\u304c\u6700\u512a\u5148\u3055\u308c\u308b\u30e1\u30a4\u30f3FOH\uff08\u30d5\u30ed\u30f3\u30c8\u30fb\u30aa\u30d6\u30fb\u30cf\u30a6\u30b9\uff09\u30b7\u30b9\u30c6\u30e0\u5411\u3051\u3002.<\/li>\n<\/ul>\n

      70V\u30b7\u30b9\u30c6\u30e0\u3092\u9078\u629e\u3059\u3079\u304d\u30b1\u30fc\u30b9\uff1a<\/strong><\/p>\n

        \n
      • \u30ec\u30b9\u30c8\u30e9\u30f3\u3001\u5c0f\u58f2\u5e97\u3001\u30d6\u30c6\u30a3\u30c3\u30af\uff1a<\/strong> \u300c\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u300d\u3084\u30c7\u30c3\u30c9\u30be\u30fc\u30f3\u3092\u751f\u3058\u3055\u305b\u305a\u3001\u4f4e\uff5e\u4e2d\u7a0b\u5ea6\u306e\u5747\u4e00\u306aBGM\u3084\u6642\u6298\u306e\u30da\u30fc\u30b8\u30f3\u30b0\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/li>\n
      • \u4f01\u696d\u30aa\u30d5\u30a3\u30b9\u3001\u5b66\u6821\u3001\u5927\u5b66\uff1a<\/strong> \u6559\u5ba4\u3001\u5eca\u4e0b\u3001\u5171\u7528\u30a8\u30ea\u30a2\u3067\u306e\u5929\u4e95\u8a2d\u7f6e\u578b\u30da\u30fc\u30b8\u30f3\u30b0\u3001\u30a2\u30ca\u30a6\u30f3\u30b9\u3001\u5206\u6563\u30aa\u30fc\u30c7\u30a3\u30aa\u306b\u6700\u9069\u3067\u3059\u3002.<\/li>\n
      • \u5b97\u6559\u65bd\u8a2d\uff1a<\/strong> \u97f3\u58f0\u660e\u77ad\u5ea6\u3068\u5747\u4e00\u306a\u30ab\u30d0\u30ec\u30c3\u30b8\u304c\u91cd\u8981\u306a\u3001\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u30a8\u30ea\u30a2\u3001\u89aa\u7766\u30db\u30fc\u30eb\u3001\u30af\u30e9\u30a4\u30eb\u30fc\u30e0\u3001\u5c4b\u5916\u4e2d\u5ead\u306b\u6700\u9069\u3067\u3059\u3002.<\/li>\n
      • \u30b9\u30dd\u30fc\u30c4\u30d0\u30fc\u304a\u3088\u3073\u5927\u898f\u6a21\u30db\u30b9\u30d4\u30bf\u30ea\u30c6\u30a3\u30b9\u30da\u30fc\u30b9\uff1a<\/strong> \u5358\u4e00\u306e\u30a2\u30f3\u30d7\u304b\u3089\u8907\u6570\u306e\u30be\u30fc\u30f3\uff08\u30c0\u30a4\u30cb\u30f3\u30b0\u30a8\u30ea\u30a2\u3001\u30d0\u30fc\u3001\u30d1\u30c6\u30a3\u30aa\uff09\u3092\u30ab\u30d0\u30fc\u3057\u3001\u591a\u304f\u306e\u5834\u5408\u30d3\u30c7\u30aa\u30bd\u30fc\u30b9\u3068\u7d71\u5408\u3055\u308c\u307e\u3059\u3002.<\/li>\n
      • \u7a7a\u6e2f\u3001\u9244\u9053\u99c5\u3001\u5009\u5eab\uff1a<\/strong> \u9577\u8ddd\u96e2\u306e\u30b1\u30fc\u30d6\u30eb\u914d\u7dda\u3068\u3001\u660e\u78ba\u306a\u97f3\u58f0\u907f\u96e3\u8a98\u5c0e\u307e\u305f\u306f\u516c\u5171\u30a2\u30ca\u30a6\u30f3\u30b9\u3092\u5fc5\u8981\u3068\u3059\u308b\u5927\u898f\u6a21\u30a8\u30ea\u30a2\u3002.<\/li>\n<\/ul>\n

        \u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a<\/strong> \u591a\u304f\u306e\u73fe\u4ee3\u7684\u306a\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u8a2d\u7f6e\u3067\u306f\u3001\u4e21\u65b9\u3092\u3046\u307e\u304f\u7d44\u307f\u5408\u308f\u305b\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u6f14\u594f\u30db\u30fc\u30eb\u3067\u306f\u30e1\u30a4\u30f3FOH\u30b9\u30d4\u30fc\u30ab\u30fc\u3068\u30b5\u30d6\u30a6\u30fc\u30d5\u30a1\u30fc\u306b8\u03a9\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u7528\u3057\u3001\u30d0\u30eb\u30b3\u30cb\u30fc\u4e0b\u306e\u30d5\u30a3\u30eb\u3001\u30ed\u30d3\u30fc\u30a8\u30ea\u30a2\u3001\u821e\u53f0\u88cf\u306e\u30da\u30fc\u30b8\u30f3\u30b0\u306b\u306f70V\u30b7\u30b9\u30c6\u30e0\u3092\u63a1\u7528\u3057\u307e\u3059\u3002.<\/p>\n

        \u73fe\u4ee3\u306e\u5c55\u671b\uff1a\u6280\u8853\u306e\u878d\u5408\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n

        \u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u51e6\u7406\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u767b\u5834\u306b\u3088\u308a\u3001\u4e21\u6280\u8853\u306e\u5883\u754c\u306f\u66d6\u6627\u306b\u306a\u308a\u3064\u3064\u3042\u308a\u307e\u3059\u3002.<\/p>\n

          \n
        • \u30c7\u30b8\u30bf\u30eb\u30a2\u30f3\u30d7\u3068DSP\uff1a<\/strong> \u73fe\u4ee3\u306e\u30af\u30e9\u30b9D\u30a2\u30f3\u30d7\u306f\u591a\u304f\u306e\u5834\u5408\u30de\u30eb\u30c1\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u5bfe\u5fdc\u3067\u3042\u308a\u3001\u540c\u4e00\u30e6\u30cb\u30c3\u30c8\u30672\/4\/8\u03a9\u306e\u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u30e2\u30fc\u30c9\u306870V\/100V\u306e\u9ad8\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u30e2\u30fc\u30c9\u3067\u52d5\u4f5c\u53ef\u80fd\u3067\u3059\u3002\u5185\u8535DSP\u306b\u3088\u308a\u3001\u30a4\u30b3\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u3001\u30af\u30ed\u30b9\u30aa\u30fc\u30d0\u30fc\u3001\u30c7\u30a3\u30ec\u30a4\u3092\u9069\u7528\u3057\u3066\u5404\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u305d\u306e\u8a2d\u7f6e\u5834\u6240\u306b\u6700\u9069\u5316\u3057\u300170V\u30c8\u30e9\u30f3\u30b9\u306e\u56fa\u6709\u306e\u5236\u9650\u306e\u4e00\u90e8\u3092\u88dc\u6b63\u3059\u308b\u3053\u3068\u3067\u3001\u3069\u3061\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u3082\u7cbe\u5bc6\u306b\u8abf\u6574\u3067\u304d\u307e\u3059\u3002.<\/li>\n
        • \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30fc\u30c7\u30a3\u30aa\uff08Dante\/AES67\uff09\uff1a<\/strong> \u6700\u3082\u91cd\u8981\u306a\u5909\u5316\u3067\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u306f\u6a19\u6e96IP\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30b1\u30fc\u30d6\u30eb\uff09\u3092\u4ecb\u3057\u3066\u30c7\u30b8\u30bf\u30eb\u4f1d\u9001\u3055\u308c\u307e\u3059\u3002\u300c\u30d1\u30ef\u30fc\u30c9\u300d\u30b9\u30d4\u30fc\u30ab\u30fc\uff08\u5185\u8535\u30a2\u30f3\u30d7\u642d\u8f09\uff09\u307e\u305f\u306f\u300c\u30bb\u30eb\u30d5\u30d1\u30ef\u30fc\u30c9\u300d\u30be\u30fc\u30f3\u306f\u3001\u30c7\u30b8\u30bf\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u76f4\u63a5\u53d7\u4fe1\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a2\u30ca\u30ed\u30b0\u30b9\u30d4\u30fc\u30ab\u30fc\u30b1\u30fc\u30d6\u30eb\u306b\u95a2\u3059\u308b\u8b70\u8ad6\u5168\u4f53\u304c\u4e0d\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u3059\u3050\u8fd1\u304f\u306b70V\u30a2\u30f3\u30d7\u307e\u305f\u306f8\u03a9\u30a2\u30f3\u30d7\u3092\u8a2d\u7f6e\u3057\u3001\u5358\u4e00\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b1\u30fc\u30d6\u30eb\u3067\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u53d7\u4fe1\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4e21\u65b9\u306e\u9577\u6240\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u7a76\u6975\u306e\u8a2d\u8a08\u67d4\u8edf\u6027\u304c\u5f97\u3089\u308c\u307e\u3059\u304c\u3001\u521d\u671f\u30b3\u30b9\u30c8\u306f\u9ad8\u304f\u306a\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n
        • 2024\u5e74\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/strong> 8\u03a9\u307e\u305f\u306f70V\u306e\u3044\u305a\u308c\u3092\u9078\u629e\u3059\u308b\u5834\u5408\u3067\u3082\u3001, \u5fc5\u305aDSP\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3092\u4e88\u7b97\u306b\u7d44\u307f\u8fbc\u307f\u3001\u5c0e\u5165\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/strong> \u307b\u3068\u3093\u3069\u306e\u5546\u696d\u7528\u9014\u306b\u304a\u3044\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u3092\u90e8\u5c4b\u306e\u97f3\u97ff\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3067\u304d\u308b\u80fd\u529b\u306f\u3001\u4e21\u6280\u8853\u9593\u306e\u7406\u8ad6\u4e0a\u306e\u5dee\u7570\u3088\u308a\u3082\u3001\u77e5\u899a\u3055\u308c\u308b\u97f3\u8cea\u306b\u3068\u3063\u3066\u3088\u308a\u91cd\u8981\u3067\u3059\u3002.<\/li>\n<\/ul>\n

          \u7d50\u8ad6\uff1a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u305f\u3081\u306e\u610f\u601d\u6c7a\u5b9a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af<\/h2>\n

          \u300c\u3069\u3061\u3089\u304c\u512a\u308c\u3066\u3044\u308b\u304b\uff1f\u300d\u3068\u554f\u3046\u306e\u3092\u3084\u3081\u3001 \u201c\u300c\u3053\u306e\u7279\u5b9a\u306e\u7528\u9014\u306b\u306f\u4f55\u304c\u5fc5\u8981\u304b\uff1f\u300d\u3068\u554f\u3044\u59cb\u3081\u3066\u304f\u3060\u3055\u3044\u3002\u201d<\/strong><\/p>\n

            \n
          1. \u4e3b\u76ee\u7684\u3092\u5b9a\u7fa9\u3059\u308b\uff1a<\/strong> \u6ca1\u5165\u611f\u306e\u3042\u308b\u9ad8\u5fe0\u5b9f\u5ea6\u306e\u97f3\u697d\u518d\u751f\uff088\u03a9\u306b\u50be\u304f\uff09\u304b\u3001\u97f3\u58f0\u3084\u74b0\u5883\u97f3\u306e\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u5747\u4e00\u306a\u30ab\u30d0\u30ec\u30c3\u30b8\uff0870V\u306b\u50be\u304f\uff09\u304b\u3002<\/li>\n
          2. \u7269\u7406\u7684\u7a7a\u9593\u3092\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\uff1a<\/strong> \u30be\u30fc\u30f3\u6570\u306f\u3044\u304f\u3064\u304b\uff1f\u30b1\u30fc\u30d6\u30eb\u914d\u7dda\u8ddd\u96e2\u306f\u3069\u308c\u304f\u3089\u3044\u304b\uff1f\u9577\u8ddd\u96e2\u914d\u7dda\uff0850\u30d5\u30a3\u30fc\u30c8\u8d85\uff09\u3068\u591a\u6570\u306e\u30be\u30fc\u30f3\u3067\u306f\u3001\u30b3\u30b9\u30c8\u3068\u52b9\u7387\u306e\u9762\u306770V\u304c\u5f37\u304f\u63a8\u5968\u3055\u308c\u307e\u3059\u3002.<\/li>\n
          3. \u904b\u7528\u30cb\u30fc\u30ba\u3092\u8a55\u4fa1\u3059\u308b\uff1a<\/strong> \u30b7\u30b9\u30c6\u30e0\u306e\u983b\u7e41\u306a\u518d\u69cb\u6210\u3084\u62e1\u5f35\u304c\u5fc5\u8981\u304b\uff1f70V\u306e\u30d7\u30e9\u30b0\u30a2\u30f3\u30c9\u30d7\u30ec\u30a4\u306b\u3088\u308b\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306f\u5927\u304d\u306a\u5229\u70b9\u3067\u3059\u3002.<\/li>\n
          4. \u4e88\u7b97\u3092\u8a2d\u5b9a\u3059\u308b\uff1a<\/strong> \u6a5f\u5668\u3060\u3051\u3067\u306a\u304f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5168\u4f53\u306e\u30b3\u30b9\u30c8\u3092\u8003\u616e\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5927\u898f\u6a21\u306a\u5206\u6563\u578b\u7528\u9014\u3067\u306f\u3001\u30b1\u30fc\u30d6\u30eb\u914d\u7dda\u3068\u4eba\u4ef6\u8cbb\u304c\u4f4e\u3044\u305f\u3081\u300170V\u304c\u8a2d\u7f6e\u30b3\u30b9\u30c8\u3067\u512a\u4f4d\u306b\u7acb\u3064\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002.<\/li>\n
          5. \u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3059\u308b\uff1a<\/strong> \u975e\u4f4f\u5b85\u7528\u307e\u305f\u306f\u91cd\u8981\u306a\u8a2d\u7f6e\u306e\u5834\u5408\u306f\u3001\u8cc7\u683c\u306e\u3042\u308b\u97f3\u97ff\u30b7\u30b9\u30c6\u30e0\u30a4\u30f3\u30c6\u30b0\u30ec\u30fc\u30bf\u30fc\u3092\u8d77\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5f7c\u3089\u306f\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u30e2\u30c7\u30eb\u5316\u3057\u3001\u9069\u5207\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u6307\u5b9a\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u9069\u5207\u306b\u8abf\u6574\u3055\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3067\u304d\u307e\u3059\u3002.<\/li>\n<\/ol>\n

            \u4eca\u65e5\u306e\u5e02\u5834\u3067\u306f\u3001\u9069\u5207\u306a\u8a2d\u8a08\u3068\u8abf\u6574\u306b\u3088\u308a\u3001\u9069\u5207\u306b\u5b9f\u88c5\u3055\u308c\u305f70V\u30b7\u30b9\u30c6\u30e0\u306f\u305d\u306e\u76ee\u7684\u306b\u5bfe\u3057\u3066\u512a\u308c\u305f\u97f3\u8cea\u3092\u9054\u6210\u3067\u304d\u307e\u3059\u3002\u4e00\u65b9\u30018\u03a9\u30b7\u30b9\u30c6\u30e0\u306f\u9ad8\u6027\u80fd\u30aa\u30fc\u30c7\u30a3\u30aa\u306b\u304a\u3044\u3066\u4f9d\u7136\u3068\u3057\u3066\u4e0d\u52d5\u306e\u738b\u8005\u3067\u3059\u3002\u4f1a\u5834\u306e\u898f\u6a21\u3001\u76ee\u7684\u3001\u4e88\u7b97\u306e\u72ec\u81ea\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u3001\u6b63\u3057\u3044\u9078\u629e\u3078\u306e\u9053\u3092\u7167\u3089\u3057\u307e\u3059\u3002.<\/p>\n

            \n

            \u3053\u308c\u306b\u3088\u308a\u3001\u8907\u6570\u306e\u30ad\u30e3\u30d3\u30cd\u30c3\u30c8\u3092\u30c7\u30a4\u30b8\u30fc\u30c1\u30a7\u30fc\u30f3\u63a5\u7d9a\uff08\u4e26\u5217\u63a5\u7d9a\uff09\u3057\u3066\u3082\u3001\u4f7f\u7528\u3055\u308c\u308b\u9ad8\u51fa\u529b\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u30a2\u30f3\u30d7\u306e\u5b89\u5168\u306a\u3057\u304d\u3044\u5024\uff08\u901a\u5e382\u03a9\uff09\u3092\u4e0b\u56de\u308b\u3053\u3068\u306a\u304f\u3001\u7dcf\u8ca0\u8377\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002<\/h3>\n

            Q1: \u9ad8\u54c1\u8cea\u306a70V\u30b7\u30b9\u30c6\u30e0\u30688\u03a9\u30b7\u30b9\u30c6\u30e0\u306e\u9055\u3044\u3092\u3001BGM\u3067\u805e\u304d\u5206\u3051\u3089\u308c\u307e\u3059\u304b\uff1f<\/strong>
            \nA:<\/strong> \u4e00\u822c\u7684\u306a\u5546\u696d\u7528BGM\u7528\u9014\uff08\u30ec\u30b9\u30c8\u30e9\u30f3\u3001\u5c0f\u58f2\u5e97\uff09\u3067\u306f\u3001\u73fe\u4ee3\u306e\u9069\u5207\u306b\u8a2d\u8a08\u3055\u308c\u305f70V\u30b9\u30d4\u30fc\u30ab\u30fc\u3068\u9069\u5207\u306aDSP\u8abf\u6574\u306b\u3088\u308a\u3001\u305d\u306e\u9055\u3044\u306f\u5e73\u5747\u7684\u306a\u30ea\u30b9\u30ca\u30fc\u306b\u306f\u7121\u8996\u3067\u304d\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u300270V\u30b7\u30b9\u30c6\u30e0\u306e\u4e3b\u306a\u76ee\u6a19\u3067\u3042\u308b\u3001\u4e00\u8cab\u3057\u305f\u30ec\u30d9\u30eb\u3067\u306e\u30af\u30ea\u30a2\u3067\u6b6a\u307f\u306e\u306a\u3044\u97f3\u306f\u3001\u5b8c\u5168\u306b\u9054\u6210\u53ef\u80fd\u3067\u3059\u3002\u30c8\u30e9\u30f3\u30b9\u3068\u30a2\u30f3\u30d7\u6280\u8853\u306e\u9032\u6b69\u306b\u3088\u308a\u3001\u805e\u304d\u53d6\u308c\u308b\u5dee\u306f\u5927\u5e45\u306b\u7e2e\u5c0f\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n

            Q2: 70V\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u6df1\u3044\u4f4e\u97f3\u3092\u518d\u751f\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u306e\u306f\u672c\u5f53\u3067\u3059\u304b\uff1f<\/strong>
            \nA:<\/strong> \u3053\u308c\u306f\u65e7\u6765\u306e\u6280\u8853\u306b\u6839\u3056\u3057\u305f\u3088\u304f\u3042\u308b\u8aa4\u89e3\u3067\u3059\u3002\u6a19\u6e96\u7684\u306a70V\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u30c8\u30e9\u30f3\u30b9\u304c\u975e\u5e38\u306b\u4f4e\u3044\u5468\u6ce2\u6570\uff08\u7d0480Hz\u4ee5\u4e0b\uff09\u3092\u6e1b\u8870\u3055\u305b\u308b\u3053\u3068\u306f\u4e8b\u5b9f\u3067\u3059\u304c\u3001\u3053\u308c\u306f\u97f3\u58f0\u3084\u307b\u3068\u3093\u3069\u306eBGM\u306b\u306f\u5341\u5206\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u30d5\u30eb\u30ec\u30f3\u30b8\u306e\u30b5\u30a6\u30f3\u30c9\u304c\u5fc5\u8981\u306a\u7528\u9014\u3067\u306f\u3001 70V\u30b5\u30d6\u30a6\u30fc\u30d5\u30a1\u30fc<\/strong> \uff08\u5c02\u7528\u306e\u30af\u30ed\u30b9\u30aa\u30fc\u30d0\u30fc\u3092\u5185\u8535\uff09\u3092\u4f7f\u7528\u3059\u308b\u304b\u3001 \u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30b7\u30b9\u30c6\u30e0<\/strong>, \u3092\u5c0e\u5165\u3057\u3001\u4f4e\u57df\u306b\u306f\u6a19\u6e96\u306e\u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u30a2\u30f3\u30d7\u3068\u30b5\u30d6\u30a6\u30fc\u30d5\u30a1\u30fc\u3092\u3001\u4e2d\u9ad8\u57df\u306b\u306f70V\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002.<\/p>\n

            Q3: \u6642\u3005\u898b\u304b\u3051\u308b\u300c100V\u300d\u30b7\u30b9\u30c6\u30e0\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f\u307e\u305f\u3001\u3069\u306e\u3088\u3046\u306b\u6bd4\u8f03\u3055\u308c\u307e\u3059\u304b\uff1f<\/strong>
            \nA:<\/strong> 100V\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u5317\u7c73\u306e70.7V\u898f\u683c\u306b\u76f8\u5f53\u3059\u308b\u6b27\u5dde\u30fb\u30a2\u30b8\u30a2\u306e\u898f\u683c\u3067\u3059\u3002\u539f\u7406\u306f\u540c\u4e00\u3067\u3001\u5b9a\u96fb\u5727\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002\u96fb\u5727\u304c\u9ad8\u3044\u307b\u3069\u3001\u3088\u308a\u9577\u3044\u30b1\u30fc\u30d6\u30eb\u914d\u7dda\u3092\u96fb\u529b\u640d\u5931\u3092\u6291\u3048\u3066\u884c\u3048\u307e\u3059\u300270V\u3068100V\u306e\u9078\u629e\u306f\u4e3b\u306b\u5730\u57df\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u30a2\u30f3\u30d7\u3068\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u901a\u5e38\u3001\u3044\u305a\u308c\u304b\u306e\u898f\u683c\u5411\u3051\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u30de\u30eb\u30c1\u30bf\u30c3\u30d7\u30c8\u30e9\u30f3\u30b9\u306f\u4e00\u822c\u7684\u3067\u3059\u3002\u97f3\u8cea\u306b\u672c\u8cea\u7684\u306a\u9055\u3044\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n

            Q4: \u65e2\u5b58\u306e8\u03a9\u30a2\u30f3\u30d7\u309270V\u30b7\u30b9\u30c6\u30e0\u3067\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/strong>
            \nA: \u3044\u3044\u3048\u3001\u76f4\u63a5\u306f\u4f7f\u7528\u3067\u304d\u307e\u305b\u3093\u3002.<\/strong> \u5c02\u7528\u306e70V\u30a2\u30f3\u30d7\u3001\u307e\u305f\u306f\u30a2\u30f3\u30d7\u51fa\u529b\u306b\u30c8\u30e9\u30f3\u30b9\u304c\u5fc5\u8981\u3067\u3059\u300270V\u30a2\u30f3\u30d7\u306f\u5185\u90e8\u306b\u6607\u5727\u30c8\u30e9\u30f3\u30b9\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u6a19\u6e96\u306e\u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u30a2\u30f3\u30d7\u306b\u5916\u90e8\u306e 70V\u51fa\u529b\u30c8\u30e9\u30f3\u30b9<\/strong> \u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u304c\u3001\u4e00\u822c\u7684\u306b\u306f\u6642\u4ee3\u9045\u308c\u306e\u624b\u6cd5\u3067\u3042\u308a\u3001\u97f3\u8cea\u3084\u30d8\u30c3\u30c9\u30eb\u30fc\u30e0\u3092\u640d\u306a\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u65b0\u898f\u8a2d\u7f6e\u306e\u969b\u306f\u3001\u5fc5\u305a\u5c02\u7528\u8a2d\u8a08\u306e70V\u30a2\u30f3\u30d7\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n

            Q5: \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30fc\u30c7\u30a3\u30aa\uff08Dante\u306a\u3069\uff09\u306e\u53f0\u982d\u306b\u3088\u308a\u300170V\u30b7\u30b9\u30c6\u30e0\u30848\u03a9\u30b7\u30b9\u30c6\u30e0\u306f\u6642\u4ee3\u9045\u308c\u306b\u306a\u308a\u3064\u3064\u3042\u308a\u307e\u3059\u304b\uff1f<\/strong>
            \nA:<\/strong> \u6642\u4ee3\u9045\u308c\u306b\u306a\u308b\u306e\u3067\u306f\u306a\u304f\u3001 \u9032\u5316\u3057\u3066\u3044\u307e\u3059\u3002.<\/strong> \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30fc\u30c7\u30a3\u30aa\u306f\u4f1d\u9001\u3068\u5236\u5fa1\u306e\u30ec\u30a4\u30e4\u30fc\u3067\u3059\u3002\u3053\u308c\u306f \u3069\u3046\u3084\u3063\u3066<\/em> \u30aa\u30fc\u30c7\u30a3\u30aa\u4fe1\u53f7\u304c\u30a2\u30f3\u30d7\u306b\u5230\u9054\u3059\u308b\u65b9\u6cd5\u3092\u5909\u3048\u308b\u3082\u306e\u3067\u3042\u308a\u3001\u5fc5\u305a\u3057\u3082\u6700\u7d42\u7684\u306a\u5897\u5e45\u65b9\u5f0f\u3092\u5909\u3048\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u73fe\u5728\u3067\u306f\u300cDante\u5bfe\u5fdc\u300d\u306e70V\u30a2\u30f3\u30d7\u30848\u03a9\u30a2\u30f3\u30d7\u304c\u767b\u5834\u3057\u3066\u3044\u307e\u3059\u300270V\u914d\u4fe1\u306e\u5229\u70b9\uff08\u7d30\u3044\u914d\u7dda\u3067\u591a\u304f\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u306b\u52b9\u7387\u7684\u306b\u96fb\u529b\u3092\u4f9b\u7d66\u3067\u304d\u308b\u3053\u3068\uff09\u306f\u3001\u7269\u7406\u7684\u306b\u3082\u7d4c\u6e08\u7684\u306b\u3082\u6709\u52b9\u3067\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30fc\u30c7\u30a3\u30aa\u306f\u30aa\u30fc\u30c7\u30a3\u30aa\u4fe1\u53f7\u81ea\u4f53\u306e\u914d\u7dda\u3092\u7c21\u7d20\u5316\u3057\u300170V\u30a2\u30f3\u30d7\u3068\u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u30a2\u30f3\u30d7\u3092\u540c\u4e00\u62e0\u70b9\u306b\u8a2d\u7f6e\u3057\u3066\u9060\u9694\u7ba1\u7406\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u306e\u67d4\u8edf\u6027\u3092\u3053\u308c\u307e\u3067\u4ee5\u4e0a\u306b\u9ad8\u3081\u3066\u3044\u307e\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

            Choosing the right audio system is a critical decision for any venue, impacting everything from sound quality and coverage to installation cost and long-term flexibility. The debate between traditional 8-ohm low-impedance speakers and 70-volt (70V) high-impedance systems is central to commercial audio design. This comprehensive guide will dissect the technical foundations, practical applications, and real-world trade-offs of each system to empower you, the venue manager, integrator, or designer, to make a perfectly informed choice. Understanding the Core Technology: Impedance, Power, and Design Philosophy At its heart, the choice between 8-ohm and 70V systems revolves around electrical impedance and how audio amplifiers deliver power to speakers. 8-Ohm Low-Impedance Systems are the […]<\/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-9257","post","type-post","status-publish","format-standard","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9257","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=9257"}],"version-history":[{"count":1,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9257\/revisions"}],"predecessor-version":[{"id":9258,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9257\/revisions\/9258"}],"wp:attachment":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/media?parent=9257"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/categories?post=9257"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/tags?post=9257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}