{"id":9273,"date":"2026-02-14T11:40:55","date_gmt":"2026-02-14T11:40:55","guid":{"rendered":"https:\/\/www.zehsm.com\/?p=9273"},"modified":"2026-02-14T11:40:55","modified_gmt":"2026-02-14T11:40:55","slug":"%e3%82%b9%e3%83%94%e3%83%bc%e3%82%ab%e3%83%bc%e3%81%aerms%e9%9b%bb%e5%8a%9b%e3%81%a8%e3%83%94%e3%83%bc%e3%82%af%e9%9b%bb%e5%8a%9b%e3%82%92%e6%ad%a3%e7%a2%ba%e3%81%ab%e6%b8%ac%e5%ae%9a%e3%81%99","status":"publish","type":"post","link":"https:\/\/www.zehsm.com\/ja\/how-to-measure-rms-vs-peak-loudspeaker-power-accurately\/","title":{"rendered":"\u30b9\u30d4\u30fc\u30ab\u30fc\u306eRMS\u3068\u30d4\u30fc\u30af\u51fa\u529b\u3092\u6b63\u78ba\u306b\u6e2c\u5b9a\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"

\u30aa\u30fc\u30c7\u30a3\u30aa\u30a8\u30f3\u30b8\u30cb\u30a2\u3001\u30db\u30fc\u30e0\u30b7\u30a2\u30bf\u30fc\u611b\u597d\u5bb6\u3001\u305d\u3057\u3066\u9ad8\u54c1\u8cea\u306a\u30b5\u30a6\u30f3\u30c9\u306b\u6295\u8cc7\u3059\u308b\u3059\u3079\u3066\u306e\u4eba\u306b\u3068\u3063\u3066\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u96fb\u529b\u5b9a\u683c\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u4ed5\u69d8\u66f8\u306f\u3001\u7af6\u5408\u3059\u308b\u6570\u5024\u306e\u8ff7\u8def\u306e\u3088\u3046\u306b\u611f\u3058\u3089\u308c\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u305d\u306e\u4e2d\u3067\u3082 \u305d\u306e\u6838\u5fc3\u3068\u3057\u3066\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u96fb\u529b\u3068\u306f\u3001\u30a2\u30f3\u30d7\u304b\u3089\u30b9\u30d4\u30fc\u30ab\u30fc\u3078\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u8ee2\u9001\u3055\u308c\u308b\u901f\u5ea6\u3067\u3059\u3002\u3053\u308c\u306f<\/strong> \u305d\u3057\u3066 \u30ef\u30c3\u30c8\uff08W\uff09<\/strong> \u304c\u6700\u3082\u9855\u8457\u3067\u3042\u308a\u3001\u6700\u3082\u983b\u7e41\u306b\u8aa4\u89e3\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u9ad8\u3044\u30d4\u30fc\u30af\u30ef\u30c3\u30c8\u6570\u3060\u3051\u306b\u57fa\u3065\u3044\u3066\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u9078\u3076\u3053\u3068\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u51fa\u529b\u4e0d\u8db3\u3001\u6b6a\u3093\u3060\u30aa\u30fc\u30c7\u30a3\u30aa\u3001\u3055\u3089\u306b\u306f\u6a5f\u5668\u306e\u640d\u50b7\u306b\u3064\u306a\u304c\u308b\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u5024\u3092\u6b63\u78ba\u306b\u6e2c\u5b9a\u3057\u89e3\u91c8\u3059\u308b\u3053\u3068\u306f\u3001\u30af\u30ea\u30fc\u30f3\u3067\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u304b\u3064\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30b5\u30a6\u30f3\u30c9\u3092\u63d0\u4f9b\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u57fa\u76e4\u3068\u306a\u308a\u307e\u3059\u3002\u672c\u30ac\u30a4\u30c9\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u7528\u8a9e\u3092\u660e\u78ba\u306b\u3057\u3001\u6b63\u78ba\u306a\u6e2c\u5b9a\u306e\u305f\u3081\u306e\u660e\u78ba\u306a\u65b9\u6cd5\u8ad6\u3092\u63d0\u4f9b\u3057\u3001\u771f\u306b\u60c5\u5831\u306b\u57fa\u3065\u3044\u305f\u6c7a\u5b9a\u3092\u4e0b\u3059\u305f\u3081\u306e\u77e5\u8b58\u3092\u8eab\u306b\u3064\u3051\u308b\u304a\u624b\u4f1d\u3044\u3092\u3057\u307e\u3059\u3002.<\/p>\n

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

\u57fa\u790e\u306e\u7406\u89e3\uff1aRMS\u5bfe\u30d4\u30fc\u30af\u96fb\u529b<\/h2>\n

\"20x35mm<\/p>\n

\u305d\u306e\u6838\u5fc3\u3068\u3057\u3066\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u306b\u304a\u3051\u308b\u96fb\u6c17\u7684\u96fb\u529b\u306f\u3001\u96fb\u6c17\u4fe1\u53f7\u304b\u3089\u97f3\uff08\u304a\u3088\u3073\u71b1\uff09\u3078\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u5909\u63db\u3055\u308c\u308b\u901f\u5ea6\u3067\u3059\u30022\u3064\u306e\u4e3b\u8981\u306a\u5b9a\u683c\u306f\u3001\u3053\u306e\u5909\u63db\u306e\u7570\u306a\u308b\u5074\u9762\u3092\u8aac\u660e\u3057\u307e\u3059\u3002.<\/p>\n

\"20x30<\/p>\n

\u5b9f\u52b9\u5024\uff08RMS\uff09\u96fb\u529b<\/strong> \u306f\u3001\u610f\u5473\u306e\u3042\u308b\u4ed5\u69d8\u306e\u738b\u69d8\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u304c\u6301\u7d9a\u7684\u306b\u51e6\u7406\u3067\u304d\u308b\u3001\u307e\u305f\u306f\u30a2\u30f3\u30d7\u304c\u6a19\u6e96\u30c6\u30b9\u30c8\u30c8\u30fc\u30f3\uff08\u901a\u5e381kHz\u306e\u6b63\u5f26\u6ce2\uff09\u3067\u71b1\u7684\u306a\u6545\u969c\u3084\u904e\u5ea6\u306e\u6b6a\u307f\u3092\u5f15\u304d\u8d77\u3053\u3055\u305a\u306b\u9577\u671f\u9593\u306b\u308f\u305f\u3063\u3066\u4f9b\u7d66\u3067\u304d\u308b\u9023\u7d9a\u96fb\u529b\u3092\u8868\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u65e5\u5e38\u4f7f\u7528\u306b\u304a\u3051\u308b\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u8010\u4e45\u6027\u8a55\u4fa1\u3068\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002\u4f8b\u3048\u3070\u3001100\u30ef\u30c3\u30c8RMS\u3068\u5b9a\u683c\u3055\u308c\u305f\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u3001100\u30ef\u30c3\u30c8\u306e\u9023\u7d9a\u5165\u529b\u3092\u554f\u984c\u306a\u304f\u51e6\u7406\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u5b9a\u683c\u306f\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u71b1\u5bb9\u91cf\u3001\u3064\u307e\u308a\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u304b\u3089\u306e\u71b1\u3092\u653e\u6563\u3059\u308b\u80fd\u529b\u306b\u76f4\u63a5\u95a2\u4fc2\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n

\u30ef\u30c3\u30c8\uff08W\uff09<\/strong>, \u4e00\u65b9\u3001\u306f\u3001\u6700\u5927\u306e\u77ed\u671f\u5bb9\u91cf\u306e\u5c3a\u5ea6\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u304c\u6a5f\u68b0\u7684\u306a\u640d\u50b7\uff08\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u904e\u5ea6\u306a\u632f\u5e45\u306a\u3069\uff09\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u306a\u304f\u3001\u77ac\u9593\u7684\u3067\u77ed\u3044\u30d0\u30fc\u30b9\u30c8\uff08\u591a\u304f\u306e\u5834\u5408\u30df\u30ea\u79d2\u5358\u4f4d\uff09\u3067\u51e6\u7406\u3067\u304d\u308b\u7d76\u5bfe\u7684\u306a\u6700\u5927\u30ef\u30c3\u30c8\u6570\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u6301\u7d9a\u53ef\u80fd\u306a\u30ec\u30d9\u30eb\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5148\u306e\u4f8b\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u540c\u3058100\u30ef\u30c3\u30c8RMS\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u3001300\u30ef\u30c3\u30c8\u307e\u305f\u306f400\u30ef\u30c3\u30c8\u306e\u30d4\u30fc\u30af\u96fb\u529b\u5b9a\u683c\u3092\u6301\u3064\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u3053\u306e\u95a2\u4fc2\u306f\u3057\u3070\u3057\u3070\u8aa4\u89e3\u3055\u308c\u307e\u3059\u3002. \u30d4\u30fc\u30af\u96fb\u529b\u306fRMS\u3088\u308a\u3082\u300c\u512a\u308c\u3066\u3044\u308b\u300d\u308f\u3051\u3067\u306f\u306a\u304f\u3001\u7570\u306a\u308b\u904e\u6e21\u7684\u306a\u80fd\u529b\u3092\u8aac\u660e\u3059\u308b\u3082\u306e\u3067\u3059\u3002.<\/strong> \u91cd\u8981\u306a\u6d3e\u751f\u6307\u6a19\u3068\u3057\u3066\u3001 \u30af\u30ec\u30b9\u30c8\u30d5\u30a1\u30af\u30bf\u30fc<\/strong>, \u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u30d4\u30fc\u30af\u5024\u3068RMS\u5024\u306e\u6bd4\u7387\u3067\u3059\u3002\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ec\u30f3\u30b8\u306e\u5927\u304d\u3044\u97f3\u697d\uff08\u30af\u30e9\u30b7\u30c3\u30af\u306a\u3069\uff09\u306f\u9ad8\u3044\u30af\u30ec\u30b9\u30c8\u30d5\u30a1\u30af\u30bf\u30fc\uff08\u591a\u304f\u306e\u5834\u540820dB\u4ee5\u4e0a\u3001\u3064\u307e\u308a10:1\u306e\u96fb\u529b\u6bd4\uff09\u3092\u6301\u3061\u307e\u3059\u304c\u3001\u5727\u7e2e\u306e\u5f37\u3044\u73fe\u4ee3\u97f3\u697d\u306f\u306f\u308b\u304b\u306b\u4f4e\u3044\u5024\u3092\u6301\u3061\u307e\u3059\u3002.<\/p>\n\n\n\n\n\n\n\n\n\n
\u7279\u6027<\/th>\nRMS\u96fb\u529b<\/th>\n\u30ef\u30c3\u30c8\uff08W\uff09<\/th>\n<\/tr>\n<\/thead>\n
\u5b9a\u7fa9<\/strong><\/td>\n\u9023\u7d9a\u7684\u3067\u6301\u7d9a\u53ef\u80fd\u306a\u96fb\u529b\u51e6\u7406\u80fd\u529b\u3002.<\/td>\n\u6700\u5927\u77ac\u9593\u96fb\u529b\u51e6\u7406\u80fd\u529b\u3002.<\/td>\n<\/tr>\n
\u6301\u7d9a\u6642\u9593<\/strong><\/td>\n\u9577\u671f\uff08\u30c6\u30b9\u30c8\u30c8\u30fc\u30f3\u3067\u7121\u671f\u9650\uff09\u3002.<\/td>\n\u77ed\u671f\uff08\u30df\u30ea\u79d2\u5358\u4f4d\uff09\u3002.<\/td>\n<\/tr>\n
\u4fdd\u8b77\u5bfe\u8c61<\/strong><\/td>\n\u71b1\u7684\u640d\u50b7\uff08\u904e\u71b1\uff09\u3002.<\/td>\n\u6a5f\u68b0\u7684\u640d\u50b7\uff08\u7269\u7406\u7684\u306a\u904e\u8ca0\u8377\uff09\u3002.<\/td>\n<\/tr>\n
\u95a2\u9023\u6027<\/strong><\/td>\n\u5b89\u5b9a\u3057\u305f\u97f3\u91cf\u3068\u71b1\u7684\u9650\u754c\u3092\u6c7a\u5b9a\u3059\u308b\u3002.<\/td>\n\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a\u904e\u6e21\u5fdc\u7b54\u306e\u305f\u3081\u306e\u30d8\u30c3\u30c9\u30eb\u30fc\u30e0\u3092\u6c7a\u5b9a\u3059\u308b\u3002.<\/td>\n<\/tr>\n
\u4ed6\u3068\u306e\u5178\u578b\u7684\u306a\u6bd4\u7387<\/strong><\/td>\n\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3001\u57fa\u6e96\u5024\u3002.<\/td>\n\u591a\u304f\u306e\u5834\u5408\u3001RMS\u5024\u306e2\uff5e4\u500d\u3002.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u6b63\u78ba\u306a\u6e2c\u5b9a\u306e\u305f\u3081\u306e\u57fa\u6e96\u3068\u30d7\u30ed\u30c8\u30b3\u30eb<\/h2>\n

\u696d\u754c\u5168\u4f53\u3067\u96fb\u529b\u5b9a\u683c\u306b\u4e00\u8cab\u6027\u304c\u306a\u3044\u306e\u306f\u3001\u6b74\u53f2\u7684\u306b\u7d71\u4e00\u3055\u308c\u305f\u8a66\u9a13\u57fa\u6e96\u304c\u6b20\u5982\u3057\u3066\u3044\u305f\u3053\u3068\u306b\u8d77\u56e0\u3057\u307e\u3059\u3002\u5e78\u3044\u306a\u3053\u3068\u306b\u3001\u73fe\u5728\u3067\u306f\u3044\u304f\u3064\u304b\u306e\u5b9a\u7fa9\u3055\u308c\u305f\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5b58\u5728\u3057\u3001\u305d\u308c\u3089\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u6b63\u78ba\u306a\u6bd4\u8f03\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n

    \n
  • IEC\uff08\u56fd\u969b\u96fb\u6c17\u6a19\u6e96\u4f1a\u8b70\uff09\uff1a<\/strong> \u898f\u683c\u306e\u89e3\u8aad\uff1aIPX5\u3068IPX7\u306e\u5b9f\u969b\u306e\u610f\u5473 IEC 60268-5<\/strong> \u6a19\u6e96\u306f\u3001\u5e83\u304f\u5c0a\u656c\u3055\u308c\u308b\u56fd\u969b\u7684\u306a\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u3067\u3059\u3002\u3053\u308c\u306f\u3001RMS\u96fb\u529b\u3092\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u304c\u6240\u5b9a\u306e\u5168\u9ad8\u8abf\u6ce2\u6b6a\u7387\uff08THD\uff09\u30ec\u30d9\u30eb\uff08\u901a\u5e3810%\uff09\u3092\u8d85\u3048\u305a\u306b\u3001\u30d4\u30f3\u30af\u30ce\u30a4\u30ba\u4fe1\u53f7\uff08\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u7bc4\u56f2\u306b\u5e2f\u57df\u5236\u9650\uff09\u30671\u6642\u9593\u52d5\u4f5c\u3067\u304d\u308b\u6700\u5927\u5165\u529b\u3068\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u3053\u306e\u73fe\u5b9f\u7684\u306a\u30c6\u30b9\u30c8\u4fe1\u53f7\u306f\u3001\u97f3\u697d\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u5206\u5e03\u3092\u5bc6\u63a5\u306b\u6a21\u5023\u3057\u307e\u3059\u3002.<\/li>\n
  • EIA\/RCA\uff1a<\/strong> \u3053\u306e\u53e4\u3044\u6a19\u6e96\u306f\u3001\u6700\u60aa\u306e\u5468\u6ce2\u6570\uff08\u591a\u304f\u306e\u5834\u5408\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u304c\u6700\u3082\u4f4e\u3044\u7b87\u6240\uff09\u30678\u6642\u9593\u306b\u308f\u305f\u308a\u9023\u7d9a\u6b63\u5f26\u6ce2\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u975e\u5e38\u306b\u4fdd\u5b88\u7684\u306a\u5b9a\u683c\u3092\u751f\u307f\u51fa\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n
  • AES2\uff1a<\/strong> \u30aa\u30fc\u30c7\u30a3\u30aa\u30fb\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30fb\u30bd\u30b5\u30a8\u30c6\u30a3\u306e\u6a19\u6e96\u306fIEC\u3068\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u3088\u308a\u77ed\u3044\u6642\u9593\uff082\u6642\u9593\uff09\u306e\u30d4\u30f3\u30af\u30ce\u30a4\u30ba\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u5206\u91ce\u3067\u9ad8\u304f\u8a55\u4fa1\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/li>\n
  • \u30e1\u30fc\u30ab\u30fc\u306e\u300c\u6a19\u6e96\u300d\uff1a<\/strong> \u5f15\u7528\u3055\u308c\u305f\u6a19\u6e96\u306a\u3057\u3067\u4e0e\u3048\u3089\u308c\u305f\u5b9a\u683c\u306b\u306f\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4e00\u90e8\u306e\u60aa\u8cea\u306a\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u300c\u30d4\u30fc\u30af\u97f3\u697d\u96fb\u529b\u300d\u3084\u300c\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u96fb\u529b\u300d\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u3001\u975e\u73fe\u5b9f\u7684\u3067\u77ed\u6642\u9593\u306e\u6761\u4ef6\u4e0b\u3067\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u6570\u5024\u3092\u6c34\u5897\u3057\u3059\u308b\u3001\u5b9a\u7fa9\u306e\u66d6\u6627\u306a\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u7528\u8a9e\u3067\u3059\u3002.<\/li>\n<\/ul>\n

    \u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306e\u91cd\u8981\u306a\u5f79\u5272\uff1a<\/strong> \u96fb\u529b\uff08\u30ef\u30c3\u30c8\uff09\u306f\u96fb\u5727\u3068\u96fb\u6d41\u3092\u4f7f\u7528\u3057\u3066\u8a08\u7b97\u3055\u308c\u3001\u3053\u308c\u3089\u306f\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\uff08\u30aa\u30fc\u30e0\u3001\u03a9\uff09\u306b\u3088\u3063\u3066\u652f\u914d\u3055\u308c\u307e\u3059\u3002\u6a19\u6e96\u7684\u306a\u6e2c\u5b9a\u3067\u306f\u3001\u4f8b\u3048\u3070\u300c8\u03a9\u3067100W RMS\u300d\u306e\u3088\u3046\u306b\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3088\u308a\u4f4e\u3044\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\uff08\u4f8b\uff1a4\u03a9\uff09\u3067\u6e2c\u5b9a\u3059\u308b\u3068\u3001\u540c\u3058\u30a2\u30f3\u30d7\u96fb\u5727\u306b\u5bfe\u3057\u3066\u3088\u308a\u9ad8\u3044\u30ef\u30c3\u30c8\u6570\u304c\u5f97\u3089\u308c\u307e\u3059\u304c\u3001\u30a2\u30f3\u30d7\u3078\u306e\u8ca0\u62c5\u306f\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u5e38\u306b\u540c\u3058\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3067\u6bd4\u8f03\u304c\u884c\u308f\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n

    \u5b9f\u8df5\u7684\u306a\u6e2c\u5b9a\u306e\u305f\u3081\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30ac\u30a4\u30c9<\/h2>\n

    \u5b8c\u5168\u306b\u8a8d\u5b9a\u3055\u308c\u305f\u30e9\u30dc\u30c6\u30b9\u30c8\u306b\u306f\u7121\u97ff\u5ba4\u3068\u6821\u6b63\u3055\u308c\u305f\u6a5f\u5668\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001\u6ce8\u610f\u6df1\u3044\u65b9\u6cd5\u8ad6\u3092\u7528\u3044\u308c\u3070\u3001\u5805\u7262\u306a\u6bd4\u8f03\u6e2c\u5b9a\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n

    \u5fc5\u8981\u306a\u6a5f\u5668\uff1a<\/strong><\/p>\n

      \n
    • \u30aa\u30fc\u30c7\u30a3\u30aa\u30a2\u30f3\u30d7\uff1a<\/strong> \u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u4e88\u60f3\u5b9a\u683c\u3092\u8d85\u3048\u308b\u3001\u65e2\u77e5\u306e\u5b89\u5b9a\u3057\u305f\u51fa\u529b\u80fd\u529b\u3092\u6301\u3064\u3082\u306e\u3002.<\/li>\n
    • \u30c7\u30b8\u30bf\u30eb\u30de\u30eb\u30c1\u30e1\u30fc\u30bf\uff08True RMS\uff09\uff1a<\/strong> \u6b63\u78ba\u306aAC\u96fb\u5727\u6e2c\u5b9a\u306b\u4e0d\u53ef\u6b20\u3002.<\/li>\n
    • \u30aa\u30b7\u30ed\u30b9\u30b3\u30fc\u30d7\uff1a<\/strong> \u6ce2\u5f62\u3092\u8996\u899a\u7684\u306b\u76e3\u8996\u3057\u3001\u30af\u30ea\u30c3\u30d4\u30f3\u30b0\uff08\u6b6a\u307f\uff09\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3002.<\/li>\n
    • \u30c6\u30b9\u30c8\u30c8\u30fc\u30f3\uff1a<\/strong> \u6b63\u5f26\u6ce2\u30c8\u30fc\u30f3\uff08\u57fa\u6e96\u75281kHz\u3001\u5468\u6ce2\u6570\u4f9d\u5b58\u30c6\u30b9\u30c8\u7528\u30b9\u30a4\u30fc\u30d7\uff09\u53ca\u3073\u30d4\u30f3\u30af\u30ce\u30a4\u30ba\u30d5\u30a1\u30a4\u30eb\uff08IEC\u985e\u4f3c\u30c6\u30b9\u30c8\u7528\uff09\u3002.<\/li>\n
    • \u7121\u8a98\u5c0e\u96fb\u529b\u62b5\u6297\u5668\uff1a<\/strong> \u30a2\u30f3\u30d7\u306e\u51fa\u529b\u3092\u6821\u6b63\u3059\u308b\u305f\u3081\u306e\u300c\u30c0\u30df\u30fc\u30ed\u30fc\u30c9\u300d\uff08\u4f8b\uff1a8\u03a9\uff09\u3002.<\/li>\n
    • \u9a12\u97f3\u8a08\u53ca\u3073\u6e29\u5ea6\u8a08\uff1a<\/strong> \u51fa\u529b\u3068\u6e29\u5ea6\u5909\u5316\u3092\u76e3\u8996\u3059\u308b\u305f\u3081\u3002.<\/li>\n<\/ul>\n

      RMS\u96fb\u529b\u51e6\u7406\u80fd\u529b\u306e\u6e2c\u5b9a\u30d7\u30ed\u30bb\u30b9\uff1a<\/strong><\/p>\n

        \n
      1. \u4e8b\u524d\u30c6\u30b9\u30c8\u6821\u6b63\uff1a<\/strong> \u30c0\u30df\u30fc\u30ed\u30fc\u30c9\u3092\u30a2\u30f3\u30d7\u306b\u63a5\u7d9a\u3059\u308b\u30021kHz\u306e\u6b63\u5f26\u6ce2\u3092\u5165\u529b\u3057\u3001\u30aa\u30b7\u30ed\u30b9\u30b3\u30fc\u30d7\u3067\u30af\u30ea\u30c3\u30d4\u30f3\u30b0\u306e\u958b\u59cb\u304c\u78ba\u8a8d\u3055\u308c\u308b\u307e\u3067\u30b2\u30a4\u30f3\u3092\u4e0a\u3052\u308b\u3002\u62b5\u6297\u5668\u4e21\u7aef\u306e\u96fb\u5727\u3092\u8a18\u9332\u3059\u308b\uff08V<\/code>\uff09\u3002\u57fa\u6e96\u96fb\u529b\u3092\u8a08\u7b97\u3059\u308b\uff1a P = V\u00b2 \/ R<\/code>.<\/li>\n
      2. \u30b9\u30d4\u30fc\u30ab\u30fc\u63a5\u7d9a\u3068\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\uff1a<\/strong> \u30c0\u30df\u30fc\u30ed\u30fc\u30c9\u3092\u30c6\u30b9\u30c8\u5bfe\u8c61\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u306b\u4ea4\u63db\u3059\u308b\u3002\u63db\u6c17\u306e\u826f\u3044\u5834\u6240\u3067\u3001\u975e\u5e38\u306b\u4f4e\u3044\u30ec\u30d9\u30eb\u30671kHz\u306e\u6b63\u5f26\u6ce2\u3092\u518d\u751f\u3059\u308b\u3002\u30b9\u30d4\u30fc\u30ab\u30fc\u7aef\u5b50\u306b\u304a\u3051\u308bAC\u96fb\u5727\u3092\u6e2c\u5b9a\u3059\u308b\u3002.<\/li>\n
      3. \u6301\u7d9a\u30c6\u30b9\u30c8\uff1a<\/strong> \u96fb\u5727\u3092\u76ee\u6a19\u30ec\u30d9\u30eb\uff08\u4f8b\uff1a\u60f3\u5b9a\u3055\u308c\u308b50W RMS\u306b\u5bfe\u5fdc\u3059\u308b\u30ec\u30d9\u30eb\uff09\u307e\u3067\u5f90\u3005\u306b\u4e0a\u6607\u3055\u305b\u308b\u3002. \u30d4\u30f3\u30af\u30ce\u30a4\u30ba\u6e90\u306b\u5207\u308a\u66ff\u3048\u308b\u3002.<\/strong> \u9a12\u97f3\u8a08\u3067\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u51fa\u529b\u3092\u76e3\u8996\u3057\u3001\u7279\u306b\u78c1\u77f3\u69cb\u9020\u306e\u6e29\u5ea6\u3092\u624b\u3067\u89e6\u308c\u3066\u78ba\u8a8d\u3059\u308b\u3002\u30c6\u30b9\u30c8\u306f\u6301\u7d9a\u7684\u306b\u884c\u3046\uff08\u53ef\u80fd\u3067\u3042\u308c\u307030\uff5e60\u5206\u3092\u76ee\u6a19\u3068\u3059\u308b\uff09\u3002.<\/li>\n
      4. \u95be\u5024\u306e\u6c7a\u5b9a\uff1a<\/strong> \u6b63\u78ba\u306aRMS\u96fb\u529b\u51e6\u7406\u80fd\u529b\u3068\u306f\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u304c\u305d\u306e\u6301\u7d9a\u6642\u9593\u306b\u308f\u305f\u3063\u3066\u52d5\u4f5c\u3067\u304d\u308b\u6700\u5927\u96fb\u529b\u30ec\u30d9\u30eb\u3067\u3042\u308a\u3001 THD\u306e\u9855\u8457\u306a\u4e0a\u6607\uff08\u30aa\u30b7\u30ed\u30b9\u30b3\u30fc\u30d7\u4e0a\u3067\u6ce2\u5f62\u6b6a\u307f\u304c\u78ba\u8a8d\u3055\u308c\u308b\uff09\u304c\u306a\u304f\u3001\u304b\u3064\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u304c\u5371\u967a\u306a\u307b\u3069\u9ad8\u6e29\u306b\u306a\u3089\u306a\u3044\uff08\u6307\u30923\u79d2\u4ee5\u4e0a\u7f6e\u3051\u306a\u3044\u6e29\u5ea6\u306f70\u00b0C\u8d85\u3092\u793a\u3057\u3001\u30ea\u30b9\u30af\u3042\u308a\uff09\u72b6\u614b\u3092\u6307\u3059\u3002<\/strong>.<\/li>\n
      5. \u30d4\u30fc\u30af\u96fb\u529b\u63a8\u5b9a\uff1a<\/strong> \u6b63\u5f26\u6ce2\u3092\u4f7f\u7528\u3057\u3001\u30a6\u30fc\u30d5\u30a1\u30fc\u306e\u904e\u5ea6\u306a\u632f\u5e45\uff08\u904e\u5270\u30b9\u30c8\u30ed\u30fc\u30af\uff09\u307e\u305f\u306f\u53ef\u8074\u306a\u7570\u5e38\u97f3\u304c\u89b3\u5bdf\u3055\u308c\u308b\u307e\u3067\u632f\u5e45\u3092\u5897\u52a0\u3055\u305b\u308b\u3002\u3053\u306e\u6642\u70b9\u306e \u77ac\u6642<\/strong> \u96fb\u5727\u3092\u7528\u3044\u3066\u30d4\u30fc\u30af\u96fb\u529b\u5024\u3092\u8a08\u7b97\u3067\u304d\u308b\uff08V\u00b2 \/ R<\/code>\uff09\u3002\u3053\u308c\u306f\u9577\u6642\u9593\u884c\u3046\u3068\u7834\u58ca\u7684\u3067\u3042\u308b\u305f\u3081\u3001\u975e\u5e38\u306b\u77ed\u3044\u30d0\u30fc\u30b9\u30c8\uff08200ms\u672a\u6e80\uff09\u3067\u6975\u3081\u3066\u614e\u91cd\u306b\u5b9f\u65bd\u3059\u308b\u3053\u3068\u3002.<\/li>\n<\/ol>\n

        \u30c7\u30fc\u30bf\u306e\u89e3\u91c8\u3068\u60c5\u5831\u306b\u57fa\u3065\u304f\u610f\u601d\u6c7a\u5b9a<\/h2>\n

        \u751f\u306e\u6570\u5024\u306f\u6587\u8108\u304c\u306a\u3051\u308c\u3070\u7121\u610f\u5473\u3067\u3042\u308b\u3002\u6b63\u78ba\u306a\u6e2c\u5b9a\u306b\u3088\u308a\u4ee5\u4e0b\u306e\u3053\u3068\u304c\u53ef\u80fd\u3068\u306a\u308b\uff1a<\/p>\n

          \n
        1. \u30a2\u30f3\u30d7\u3068\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u30de\u30c3\u30c1\u30f3\u30b0\uff1a<\/strong> \u9ec4\u91d1\u5f8b\u306f\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u306eRMS\u96fb\u529b\u51e6\u7406\u80fd\u529b\u306e50%\uff5e150%\u306e\u7bc4\u56f2\u5185\u306b\u3042\u308b RMS\u51fa\u529b\u3092\u5404\u30c1\u30e3\u30f3\u30cd\u30eb\u304c\u6301\u3064\u30a2\u30f3\u30d7\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3067\u3042\u308b<\/strong>. \u3002\u30af\u30ea\u30c3\u30d4\u30f3\u30b0\u72b6\u614b\u306b\u8ffd\u3044\u8fbc\u307e\u308c\u305f\u51fa\u529b\u4e0d\u8db3\u306e\u30a2\u30f3\u30d7\u306f\u3001\u30af\u30ea\u30fc\u30f3\u3067\u9ad8\u51fa\u529b\u306e\u4fe1\u53f7\u3088\u308a\u3082\u30c4\u30a4\u30fc\u30bf\u30fc\u3092\u7834\u58ca\u3057\u3084\u3059\u3044\u6709\u5bb3\u306a\u6b6a\u307f\u4fe1\u53f7\u3092\u9001\u308b\u3002.<\/li>\n
        2. \u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30d8\u30c3\u30c9\u30eb\u30fc\u30e0\u306e\u8a55\u4fa1\uff1a<\/strong> \u30d4\u30fc\u30af\u3068RMS\u306e\u6bd4\u7387\u306f\u3001\u904e\u6e21\u4fe1\u53f7\u306b\u5bfe\u3059\u308b\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u8010\u6027\u3092\u793a\u3059\u3002\u9ad8\u3044\u30af\u30ec\u30b9\u30c8\u30d5\u30a1\u30af\u30bf\u30fc\u5b9a\u683c\uff08\u4f8b\uff1aRMS\u306e4\u500d\u306e\u30d4\u30fc\u30af\uff09\u3092\u6301\u3064\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u3001\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a\u30bd\u30fc\u30b9\u7d20\u6750\u306b\u9069\u3057\u3066\u3044\u308b\u3002.<\/li>\n
        3. \u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u4ed5\u69d8\u306e\u89e3\u8aad\uff1a<\/strong> \u898f\u683c\uff08IEC\u3001AES2\uff09\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3002\u300cPeak\u300d\u306e\u307f\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u7591\u3046\u3079\u304d\u3067\u3042\u308b\u3002\u8cac\u4efb\u3042\u308b\u30e1\u30fc\u30ab\u30fc\u306f\u5e38\u306b RMS\/\u9023\u7d9a\u96fb\u529b<\/strong>, \u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9<\/strong>, \u3092\u8a18\u8f09\u3057\u3001\u591a\u304f\u306e\u5834\u5408 \u30c6\u30b9\u30c8\u898f\u683c<\/strong>.<\/li>\n<\/ol>\n

          \u3082\u8a18\u8f09\u3059\u308b\u3002<\/strong> \u5b9f\u4e16\u754c\u30c7\u30fc\u30bf\u306e\u6587\u8108\uff082023-2024\u5e74\uff09\uff1a.<\/p>\n

          Audio Science Review\u3084Erin\u2019s Audio Corner\u306a\u3069\u306e\u72ec\u7acb\u30c6\u30b9\u30c8\u6a5f\u95a2\u306b\u3088\u308b\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u3067\u306f\u3001$500\uff5e$1000\u306e\u4fa1\u683c\u5e2f\u306e\u9ad8\u6027\u80fd\u30d6\u30c3\u30af\u30b7\u30a7\u30eb\u30d5\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u3001\u901a\u5e3880\uff5e150W RMS\u306e\u9023\u7d9a\u96fb\u529b\u51e6\u7406\u80fd\u529b\uff08IEC\u985e\u4f3c\uff09\u3092\u6301\u3061\u3001\u30d4\u30fc\u30af\u80fd\u529b\u306f300\uff5e600W\u306b\u9054\u3059\u308b\u3053\u3068\u304c\u660e\u3089\u304b\u306b\u306a\u3063\u3066\u3044\u308b\u3002\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30ebPA\u30b9\u30d4\u30fc\u30ab\u30fc\u3067\u306f\u3001500W RMS \/ 2000W Peak\u306e\u6570\u5024\u304c\u4e00\u822c\u7684\u3067\u3042\u308a\u3001\u5927\u304d\u306a\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30d8\u30c3\u30c9\u30eb\u30fc\u30e0\u306e\u5fc5\u8981\u6027\u304c\u5f37\u8abf\u3055\u308c\u308b\u3002<\/h2>\n

          \u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30ebQ&A\uff1a\u4e00\u822c\u7684\u306a\u30b9\u30d4\u30fc\u30ab\u30fc\u96fb\u529b\u306b\u95a2\u3059\u308b\u30b8\u30ec\u30f3\u30de<\/strong>
          \nA:<\/strong> Q1: \u540c\u3058RMS\u5b9a\u683c\u3092\u6301\u30642\u3064\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u304c\u3001\u306a\u305c\u7570\u306a\u308b\u97f3\u91cf\u306b\u805e\u3053\u3048\u308b\u306e\u304b\uff1f. \u611f\u5ea6<\/strong> \u96fb\u529b\u51e6\u7406\u80fd\u529b\u306f\u611f\u5ea6\u3068\u540c\u3058\u3067\u306f\u306a\u3044\u3002.<\/p>\n

          \uff081W\/1m\u306b\u304a\u3051\u308bdB SPL\u3067\u6e2c\u5b9a\u3055\u308c\u308b\uff09\u611f\u5ea6\u306f\u3001\u77e5\u899a\u3055\u308c\u308b\u97f3\u91cf\u306b\u3068\u3063\u3066\u306f\u308b\u304b\u306b\u91cd\u8981\u3067\u3042\u308b\u300288dB\u306e\u611f\u5ea6\u3092\u6301\u3064\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u3001\u540c\u3058RMS\u5b9a\u683c\u306791dB\u306e\u611f\u5ea6\u3092\u6301\u3064\u30b9\u30d4\u30fc\u30ab\u30fc\u3068\u540c\u3058\u97f3\u91cf\u306b\u805e\u3053\u3048\u308b\u305f\u3081\u306b\u3001\u7d042\u500d\u306e\u30a2\u30f3\u30d7\u96fb\u529b\uff083dB\u5897\u52a0\uff09\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002\u5e38\u306b\u611f\u5ea6\u3068\u96fb\u529b\u3092\u4e00\u7dd2\u306b\u8003\u616e\u3059\u308b\u3053\u3068\u3002<\/strong>
          \nA:<\/strong> Q2: \u30b9\u30d4\u30fc\u30ab\u30fc\u3088\u308a\u3082\u9ad8\u3044RMS\u51fa\u529b\u3092\u6301\u3064\u30a2\u30f3\u30d7\u3092\u4f7f\u7528\u3059\u308b\u306e\u306f\u5371\u967a\u304b\uff1f.<\/p>\n

          \u9069\u5207\u306a\u30b2\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u5b9f\u65bd\u3059\u308c\u3070\u5371\u967a\u3067\u306f\u306a\u3044\u3002\u4f59\u88d5\u3092\u6301\u3063\u3066\u52d5\u4f5c\u3059\u308b\u3088\u308a\u5f37\u529b\u306a\u30a2\u30f3\u30d7\u306f\u3001\u6b6a\u307f\u304c\u5c11\u306a\u304f\u30af\u30ea\u30fc\u30f3\u306a\u30b5\u30a6\u30f3\u30c9\u3092\u751f\u6210\u3059\u308b\u3002\u5371\u967a\u306f\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u6a5f\u68b0\u7684\u307e\u305f\u306f\u71b1\u7684\u9650\u754c\u3092\u8d85\u3048\u3066\u99c6\u52d5\u3059\u308b\u904e\u5270\u306a\u97f3\u91cf\u8a2d\u5b9a\u304b\u3089\u751f\u3058\u308b\u3002\u4f59\u5206\u306a\u30d8\u30c3\u30c9\u30eb\u30fc\u30e0\u306f\u3057\u3070\u3057\u3070\u6709\u76ca\u3067\u3042\u308b\u3002\u771f\u306e\u5371\u967a\u306f\u3001\u30af\u30ea\u30c3\u30d4\u30f3\u30b0\u72b6\u614b\u306b\u8ffd\u3044\u8fbc\u307e\u308c\u305f\u51fa\u529b\u4e0d\u8db3\u306e\u30a2\u30f3\u30d7\u3067\u3042\u308b\u3002<\/strong>
          \nA:<\/strong> Q3: \u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306f\u5b9f\u969b\u306e\u96fb\u529b\u4f9b\u7d66\u306b\u3069\u306e\u3088\u3046\u306b\u5f71\u97ff\u3059\u308b\u304b\uff1f.<\/p>\n

          \u307b\u3068\u3093\u3069\u306e\u30a2\u30f3\u30d7\u306f\u3001\u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3067\u3088\u308a\u591a\u304f\u306e\u96fb\u529b\u3092\u4f9b\u7d66\u3059\u308b\u30028\u03a9\u3067100W\u5b9a\u683c\u306e\u30a2\u30f3\u30d7\u306f\u30014\u03a9\u3067160W\u4ee5\u4e0a\u3092\u4f9b\u7d66\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u306f\u30a2\u30f3\u30d7\u306e\u96fb\u6e90\u306b\u8ca0\u62c5\u3092\u304b\u3051\u3001\u71b1\u3092\u5897\u52a0\u3055\u305b\u308b\u3002\u91cd\u8981\u306a\u306e\u306f\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306f\u5e73\u5766\u306a\u7dda\u3067\u306f\u306a\u304f\u3001\u5468\u6ce2\u6570\u306b\u3088\u3063\u3066\u5909\u5316\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u6e2c\u5b9a\u3067\u306f\u3001\u30c6\u30b9\u30c8\u5468\u6ce2\u6570\u306b\u304a\u3051\u308b\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3092\u8a18\u9332\u3059\u3079\u304d\u3067\u3042\u308b\u3002\u30a2\u30f3\u30d7\u304c\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u6700\u5c0f\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\uff08\u591a\u304f\u306e\u5834\u5408\u3001\u516c\u79f0\u5b9a\u683c\u3092\u4e0b\u56de\u308b\uff09\u3067\u5b89\u5b9a\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3002<\/strong>
          \nA:<\/strong> \u6e2c\u5b9a\u57fa\u6e96\u306f \u30b9\u30d4\u30fc\u30ab\u30fc<\/em> \u5909\u308f\u3063\u3066\u3044\u306a\u3044\u3002\u3057\u304b\u3057\u3001\u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306b\u5bfe\u3057\u3066\u77ed\u6642\u9593\u3067\u975e\u5e38\u306b\u9ad8\u3044\u51fa\u529b\u3092\u4f9b\u7d66\u3067\u304d\u308b\u6700\u65b0\u306e\u30af\u30e9\u30b9D\u30a2\u30f3\u30d7\u306e\u6027\u80fd\u306b\u3088\u308a\u3001\u9023\u7d9a\uff08RMS\uff09\u51fa\u529b\u3068\u52d5\u7684\uff08\u30d4\u30fc\u30af\uff09\u51fa\u529b\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u3053\u308c\u307e\u3067\u4ee5\u4e0a\u306b\u91cd\u8981\u3068\u306a\u3063\u3066\u3044\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3053\u308c\u3089\u306e\u9ad8\u52b9\u7387\u30a2\u30f3\u30d7\u306e\u51fa\u529b\u80fd\u529b\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u3001\u5805\u7262\u306a\u30d4\u30fc\u30af\u51fa\u529b\u4ed5\u69d8\u3092\u5099\u3048\u305f\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u5fc5\u8981\u6027\u304c\u5f37\u8abf\u3055\u308c\u308b\u3002.<\/p>\n

          \u5358\u7d14\u306a\u30d4\u30fc\u30af\u30ef\u30c3\u30c8\u6570\u306e\u4e3b\u5f35\u3092\u8d85\u3048\u3001RMS\u6e2c\u5b9a\u306e\u53b3\u5bc6\u306a\u7406\u89e3\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u53d7\u52d5\u7684\u306a\u6d88\u8cbb\u8005\u304b\u3089\u77e5\u8b58\u3042\u308b\u30aa\u30fc\u30c7\u30a3\u30aa\u8a2d\u8a08\u8005\u3078\u3068\u5909\u8c8c\u3092\u9042\u3052\u308b\u3002\u305d\u306e\u7d50\u679c\u3001\u898b\u305f\u76ee\u306e\u5370\u8c61\u7684\u306a\u6570\u5024\u3067\u306f\u306a\u304f\u3001\u672c\u7269\u3067\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u5353\u8d8a\u3057\u305f\u6027\u80fd\u306b\u57fa\u3065\u3044\u3066\u9078\u3070\u308c\u305f\u30b5\u30a6\u30f3\u30c9\u30b7\u30b9\u30c6\u30e0\u304c\u5b9f\u73fe\u3059\u308b\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

          For audio engineers, home theater enthusiasts, and anyone investing in quality sound, understanding loudspeaker power ratings is crucial. The specifications sheet can often feel like a maze of competing numbers, with RMS and Peak Power being the most prominent\u2014and most frequently misunderstood. Choosing a speaker based solely on a high peak wattage figure is a common pitfall that can lead to underpowered systems, distorted audio, or even damaged equipment. Accurate measurement and interpretation of these values are foundational to building a system that delivers clean, dynamic, and reliable sound. This guide will demystify these terms, provide a clear methodology for accurate measurement, and equip you with the knowledge to make […]<\/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-9273","post","type-post","status-publish","format-standard","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9273","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=9273"}],"version-history":[{"count":1,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9273\/revisions"}],"predecessor-version":[{"id":9274,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9273\/revisions\/9274"}],"wp:attachment":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/media?parent=9273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/categories?post=9273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/tags?post=9273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}