{"id":33754,"date":"2025-01-22T17:20:19","date_gmt":"2025-01-22T08:20:19","guid":{"rendered":"https:\/\/umbrella-company.jp\/contents\/?p=33754"},"modified":"2025-01-22T18:14:28","modified_gmt":"2025-01-22T09:14:28","slug":"grace-design-m303-tech-guide","status":"publish","type":"post","link":"https:\/\/umbrella-company.jp\/contents\/grace-design-m303-tech-guide\/","title":{"rendered":"GRACE design m303 \u9ad8\u97f3\u8cea\u30a2\u30af\u30c6\u30a3\u30d6DI \u300c\u6280\u8853\u89e3\u8aac\u300d"},"content":{"rendered":"<p>\r\n\u4f59\u8a08\u306a\u8272\u4ed8\u3051\u304c\u306a\u3044\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30ebDI\u3067\u3042\u308bGRACE design\u300c<a href=\"https:\/\/umbrella-company.jp\/products\/m303\/\">m303<\/a>\u300d\u306f\u3001\u767a\u58f2\u4ee5\u6765\u305d\u306e\u30af\u30ea\u30a2\u3067\u6ed1\u3089\u304b\u3001\u7e4a\u7d30\u304b\u3064\u529b\u5f37\u3044\u97f3\u8cea\u304c\u8a55\u4fa1\u3055\u308c\u3066\u304a\u308a\u3001\u4e16\u754c\u4e2d\u306e\u30ec\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30b9\u30bf\u30b8\u30aa\u3084\u30b3\u30f3\u30b5\u30fc\u30c8\u30db\u30fc\u30eb\u3001\u30e9\u30a4\u30d6\u30cf\u30a6\u30b9\u306b\u5c0e\u5165\u304c\u76f8\u6b21\u3044\u3067\u3044\u307e\u3059\u3002\u3053\u3053\u65e5\u672c\u3067\u3082\u8a18\u9332\u7684\u306a\u30d2\u30c3\u30c8\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u97f3\u697d\u65bd\u8a2d\u306f\u3082\u3061\u308d\u3093\u3001\u30d9\u30fc\u30b7\u30b9\u30c8\u3084\u30a2\u30b3\u30fc\u30b9\u30c6\u30a3\u30c3\u30af\u7cfb\u30df\u30e5\u30fc\u30b8\u30b7\u30e3\u30f3\u306e\u30de\u30a4DI\u3068\u3057\u3066\u3082\u4eba\u6c17\u306e\u88fd\u54c1\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\r\n\r\n<p>\r\n\u3053\u308c\u3060\u3051\u69d8\u3005\u306aDI\u304c\u767a\u58f2\u3055\u308c\u3066\u3044\u308b\u4e2d\u3067\u3001\u4f55\u6545\u3053\u308c\u307b\u3069\u307e\u3067\u306b\u30df\u30e5\u30fc\u30b8\u30b7\u30e3\u30f3\u3084\u30b5\u30a6\u30f3\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2\u304b\u3089\u9ad8\u304f\u8a55\u4fa1\u3055\u308c\u3066\u3044\u308b\u306e\u304b\uff1f<\/p>\r\n\r\n<p>\u4eca\u56de\u306f\u3001m303\u306e\u7d20\u6674\u3089\u3057\u3044\u97f3\u8cea\u306e\u79d8\u5bc6\u306b\u3064\u3044\u3066\u89e3\u6790\u3092\u884c\u3063\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\r\n\r\n<p>\u30b7\u30f3\u30d7\u30eb\u3067\u7406\u306b\u304b\u306a\u3063\u305f\u5fc5\u8981\u6700\u5c0f\u9650\u306e\u56de\u8def\u69cb\u6210\u306e\u4e2d\u306b\u306f\u3001\u9a5a\u304f\u307b\u3069\u591a\u304f\u306e\u30ce\u30a6\u30cf\u30a6\u304c\u8a70\u3081\u8fbc\u307e\u308c\u3066\u3044\u307e\u3057\u305f\uff01<\/p>\r\n\r\n\r\n\r\n<p class=\"mt50\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-im00x15745.png\" alt=\"\" width=\"1500\" height=\"844\" class=\"aligncenter size-full wp-image-33772\" srcset=\"https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-im00x15745.png 1500w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-im00x15745-768x432.png 768w\" sizes=\"auto, (max-width: 1500px) 100vw, 1500px\" \/>\r\n<\/p>\r\n\r\n\r\n\r\n<p class=\"mt50\">\u307e\u305a\u306f<span style=\"background-color: #F7FF39\">\u96fb\u6e90<\/span>\u306b\u6ce8\u76ee\u3002\u30aa\u30fc\u30c7\u30a3\u30aa\u6a5f\u5668\u306b\u3068\u3063\u3066\u306e\u96fb\u6e90\u306f\u30aa\u30fc\u30c7\u30a3\u30aa\u56de\u8def\u90e8\u5206\u3068\u540c\u3058\u304f\u3089\u3044\u91cd\u8981\u3067\u3059\u3002m303\u306f\u30df\u30ad\u30b5\u30fc\u3084\u30de\u30a4\u30af\u30d7\u30ea\u30a2\u30f3\u30d7\u304b\u3089\u4f9b\u7d66\u3055\u308c\u308b\u30d5\u30a1\u30f3\u30bf\u30e0\u96fb\u6e90\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002\u4f9b\u7d66\u3055\u308c\u305f\u30d5\u30a1\u30f3\u30bf\u30e0\u96fb\u6e90\u306fm303\u306e\u5185\u90e8\u3067\u30aa\u30fc\u30c7\u30a3\u30aa\u56de\u8def\u306b\u9069\u3057\u305f+\/-\u96fb\u6e90\u3078\u3068\u751f\u307e\u308c\u5909\u308f\u308a\u307e\u3059\u3002\u5c02\u7528\u8a2d\u8a08\u306e\u7d76\u7e01\u578b\u30d5\u30e9\u30a4\u30d0\u30c3\u30afDC\/DC\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3067<span style=\"border-bottom:2px solid\">\u30ed\u30fc\u30ce\u30a4\u30ba\u3067\u5b89\u5b9a\u3057\u305f\u96fb\u6e90\u304c\u30b5\u30a6\u30f3\u30c9\u306e\u57fa\u790e\u3092\u3057\u3063\u304b\u308a\u56fa\u3081\u307e\u3059<\/span>\u3002\u7d76\u7e01\u578b\u306e\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3067\u3059\u306e\u3067<span style=\"background-color: #F7FF39\">\u30b0\u30e9\u30a6\u30f3\u30c9\u30ea\u30d5\u30c8<\/span>\u306b\u3088\u308a\u30df\u30ad\u30b5\u30fc\u5074\u3068m303\u306e\u56de\u8def\u3092\u5b8c\u5168\u306b\u30a2\u30a4\u30bd\u30ec\u30fc\u30c8\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u8907\u96d1\u306a\u56de\u7dda\u306e\u73fe\u5834\u3067\u306e\u30b0\u30e9\u30a6\u30f3\u30c9\u30eb\u30fc\u30d7\u5bfe\u7b56\u3068\u3057\u3066\u3082\u6709\u7528\u3067\u3059\u3002<\/p>\r\n\r\n<p>\u30aa\u30fc\u30c7\u30a3\u30aa\u4fe1\u53f7\u306f\u3001\u307e\u305a\u5165\u529b\u4fe1\u53f7\u3092\u53d7\u3051\u53d6\u308b<span style=\"background-color: #F7FF39\">\u30a4\u30f3\u30d7\u30c3\u30c8\u30d0\u30c3\u30d5\u30a1\u30fc<\/span>\u3092\u901a\u904e\u3057\u307e\u3059\u3002\u5165\u529b\u6bb5\u306bFET\u3067\u69cb\u6210\u3055\u308c\u308bOPA1652\u30aa\u30da\u30a2\u30f3\u30d7\u3092\u4f7f\u7528\u3057\u305f\u30d0\u30c3\u30d5\u30a1\u30fc\u56de\u8def\u3067\u3059\u3002\u30c6\u30ad\u30b5\u30b9\u30a4\u30f3\u30b9\u30c4\u30eb\u30e1\u30f3\u30c4\u793e\u88fdOPA1652\u306f\u3001SoundPlus&#x2122;\u306e\u79f0\u53f7\u3092\u51a0\u3057\u305f\u30ed\u30fc\u30ce\u30a4\u30ba\/\u4f4e\u6b6a\u6027\u80fd\u306b\u79c0\u3067\u305f\u30aa\u30fc\u30c7\u30a3\u30aa\u56de\u8def\u306e\u305f\u3081\u306b\u958b\u767a\u3055\u308c\u305f\u30aa\u30da\u30a2\u30f3\u30d7\u3067\u3059\u3002<span style=\"border-bottom:2px solid\">\u5165\u529b\u6ce2\u5f62\u306b\u6b63\u3057\u304f\u8ffd\u5f93\u3059\u308b\u901f\u3044\u30ec\u30b9\u30dd\u30f3\u30b9\u3068\u30af\u30bb\u306e\u306a\u3044\u97f3\u8cea\u3001\u97f3\u697d\u7684\u306a\u8e8d\u52d5\u611f\u3092\u4e0e\u3048\u3066\u304f\u308c\u308b<\/span>\u54c1\u7a2e\u3067\u3001GRACE Design\u306e\u697d\u5668\u7528\u30d7\u30ea\u30a2\u30f3\u30d7\u306b\u3082\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u4fe1\u983c\u6027\u304c\u629c\u7fa4\u306e\u7d20\u5b50\u3067\u3059\u3002<\/p>\r\n\r\n<p><span style=\"background-color: #F7FF39\">\u5165\u529b\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9<\/span>\u306fDI\u3068\u3057\u3066\u306f\u6a19\u6e96\u7684\u306a1M\u03a9\u3067\u3059\u3002\u30b9\u30eb\u30fc\u30a2\u30a6\u30c8\u306f\u30a4\u30f3\u30d7\u30c3\u30c8\u3068\u30d1\u30e9\u30ec\u30eb\u306b\u914d\u7dda\u3055\u308c\u3066\u304a\u308a\u3001\u6587\u5b57\u901a\u308a\u306e\u30b9\u30eb\u30fc\u30a2\u30a6\u30c8\u3067\u3059\u3002\u3053\u306e\u69cb\u6210\u3060\u3068\u30ae\u30bf\u30fc\u30a2\u30f3\u30d7\/\u30d9\u30fc\u30b9\u30a2\u30f3\u30d7\u3092\u63a5\u7d9a\u3057\u305f\u5834\u5408\u3001\u305d\u308c\u3089\u306e\u5165\u529b\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306e\u5f71\u97ff\u3092\u53d7\u3051\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30a2\u30f3\u30d7\u306e\u5165\u529b\u56de\u8def\u3067\u8d77\u3053\u308b\u97f3\u8272\u5909\u5316\u3092DI\u51fa\u529b\u306b\u3082\u9069\u7528\u3067\u304d\u308b\u3068\u3044\u3046\u4e8b\u3002\u3075\u3060\u3093\u8074\u3044\u3066\u308b\u30a2\u30f3\u30d7\u306e\u97f3\u3082\u8981\u7d20\u3068\u3057\u3066\u53d6\u308a\u5165\u308cDI\u51fa\u529b\u3067\u304d\u308b\u3001\u30ae\u30bf\u30fc\u30a2\u30f3\u30d7\/\u30d9\u30fc\u30b9\u30a2\u30f3\u30d7\u306e\u697d\u5668\u3068\u3057\u3066\u306e\u90e8\u5206\u3092\u30b5\u30a6\u30f3\u30c9\u306b\u8ffd\u52a0\u3067\u304d\u308b\u3001m303\u306e\u3053\u306e\u3042\u305f\u308a\u304c<span style=\"border-bottom:2px solid\">\u97f3\u697d\u7684\u306a\u30b5\u30a6\u30f3\u30c9<\/span>\u3068\u8a55\u4fa1\u3055\u308c\u308b\u3068\u3053\u308d\u304b\u3082\u3057\u308c\u306a\u3044\u3067\u3059\u306d\u3002<\/p>\r\n\r\n\r\n\r\n\r\n\r\n<p class=\"mt50\"><div id=\"attachment_33759\" style=\"width: 1485px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-33759\" src=\"http:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-block.png\" alt=\"\" width=\"1475\" height=\"659\" class=\"size-full wp-image-33759\" srcset=\"https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-block.png 1475w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-block-768x343.png 768w\" sizes=\"auto, (max-width: 1475px) 100vw, 1475px\" \/><p id=\"caption-attachment-33759\" class=\"wp-caption-text\">INSTRUMENT INPUT\u3068THROUGH \u306f \u5185\u90e8\u3067\u3064\u306a\u304c\u3063\u3066\u3044\u307e\u3059\u3002\u697d\u5668 \uff5e m303\u306e\u5165\u529b\u56de\u8def \uff5e \u30a2\u30f3\u30d7\u306e\u5165\u529b\u56de\u8def \u304c\u3064\u306a\u304c\u308b\u306e\u3067m303\u306e\u5165\u529b\u56de\u8def\u306f\u3001\u30a2\u30f3\u30d7\u306e\u5165\u529b\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306e\u5f71\u97ff\u3092\u53d7\u3051\u307e\u3059\u3002<\/p><\/div><\/p>\r\n\r\n\r\n\r\n<p class=\"mt50\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/Grace-design-m303-bass.png\" alt=\"\" width=\"1481\" height=\"714\" class=\"aligncenter size-full wp-image-33758\" srcset=\"https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/Grace-design-m303-bass.png 1481w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/Grace-design-m303-bass-768x370.png 768w\" sizes=\"auto, (max-width: 1481px) 100vw, 1481px\" \/><\/p>\r\n\r\n\r\n\r\n<p class=\"mt100\">\r\n\r\n\u5165\u529b\u306b\u306f\u3001<span style=\"background-color: #F7FF39\">INPUT PAD<\/span>\u3082\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u307e\u3059\u3002PAD\u304cOFF\u3067\u3082 +14dBu \u3001\u30d4\u30fc\u30af\u30fb\u30c8\u30a5\u30fb\u30d4\u30fc\u30af\u3067 10V\u4ee5\u4e0a\u306e\u4fe1\u53f7\u3092\u5165\u529b\u53ef\u80fd\u3067\u3001\u305f\u3044\u3066\u3044\u306e\u5834\u5408PAD\u306fOFF\u3067\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002\u3082\u3057\u30d4\u30fc\u30af\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\u304c\u983b\u7e41\u306b\u70b9\u706f\u3059\u308b\u3088\u3046\u306a\u5834\u5408\u306fPAD\u3092ON\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002PAD\u6709\u52b9\u6642\u306f +27dBu \u307e\u3067\u306e\u4fe1\u53f7\u3092\u53d7\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u3001<span style=\"border-bottom:2px solid\">\u5341\u5206\u306b\u4f59\u88d5\u304c\u3042\u308b\u8a2d\u8a08<\/span>\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\r\n\r\n<p>\r\n\u30a4\u30f3\u30d7\u30c3\u30c8\u30d0\u30c3\u30d5\u30a1\u30fc\u3092\u901a\u904e\u3059\u308b\u3068\u6b21\u306f<span style=\"background-color: #F7FF39\">\u30cf\u30a4\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\u30fc<\/span>\u3067\u3059\u3002\u30ab\u30c3\u30c8\u30aa\u30d5\u5468\u6ce2\u6570\u306f 20Hz \u300112dB\/oct\u306e\u6025\u5cfb\u306a\u6e1b\u8870\u7279\u6027\u3092\u63a1\u7528\u3001\u3053\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u5e38\u306b\u901a\u904e\u3057\u307e\u3059\u3002<span style=\"border-bottom:2px solid\">\u4eba\u9593\u306e\u53ef\u8074\u9650\u754c\u306e\u4e0b\u9650\u304c20Hz\u3088\u308a\u4f4e\u3044\u5468\u6ce2\u6570\u6210\u5206\u3092\u53d6\u308a\u9664\u304f\u8a2d\u8a08<\/span>\u3067\u3059\u3002\u53ef\u8074\u7bc4\u56f2\u3088\u308a\u4f4e\u3044\u306e\u3067\u3082\u3068\u3082\u3068\u805e\u3053\u3048\u306a\u3044\u5468\u6ce2\u6570\u6210\u5206\u3067\u306f\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u3053\u3053\u306b\u3082\u8003\u3048\u629c\u304b\u308c\u305fGRACE design\u306e\u8a2d\u8a08\u54f2\u5b66\u304c\u8cab\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\r\n\r\n<p>m303\u306f\u30c8\u30e9\u30f3\u30b9\u30d0\u30e9\u30f3\u30b9\u51fa\u529b\u3067\u3059\u3002\u30c8\u30e9\u30f3\u30b9\u306f\u4ea4\u6d41\u4fe1\u53f7\u3092\u6271\u3044\u307e\u3059\u3001\u76f4\u6d41\u306f\u901a\u904e\u3067\u304d\u307e\u305b\u3093\u3001\u76f4\u6d41\u306b\u8fd1\u3044\u4f4e\u5468\u6ce2\u6570\u5e2f\u57df\u3082\u611f\u5ea6\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u3069\u3093\u306a\u30c8\u30e9\u30f3\u30b9\u308220Hz\u4ee5\u4e0b\u306f\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u4f4e\u4e0b\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u306a\u306e\u3067\u3001\u901a\u5e38\u3067\u306f20Hz\u4ee5\u4e0b\u306f\u611f\u5ea6\u304c\u843d\u3061\u3066\u51fa\u529b\u306b\u306f\u73fe\u308c\u307e\u305b\u3093\u3002<\/p>\r\n\r\n<p>\r\n\u305d\u3082\u305d\u3082\u805e\u3053\u3048\u306a\u3044\u5e2f\u57df\u3060\u3057\u3001\u30c8\u30e9\u30f3\u30b9\u3092\u4f7f\u3046\u56de\u8def\u3067\u3042\u308c\u3070\u51fa\u529b\u306b\u51fa\u3066\u3053\u306a\u3044\u6210\u5206\u3067\u306f\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u305d\u3053\u3092\u3042\u3048\u3066\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u53d6\u308a\u9664\u304f\u4e8b\u306b\u306f\u3001\u3082\u3061\u308d\u3093\u5927\u304d\u306a\u610f\u5473\u304c\u96a0\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u3057\u3066\u3053\u306e\u30cf\u30a4\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\u30fc\u3053\u305d\u304c<span style=\"border-bottom:2px solid\">m303\u306e\u30b5\u30a6\u30f3\u30c9\u3092\u6c7a\u5b9a\u3065\u3051\u3066\u3044\u308b\u306e\u4e00\u756a\u306e\u7279\u5fb4<\/span>\u3060\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\r\n\r\n\r\n\r\n\r\n\r\n<p class=\"mt50\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-ro.png\" alt=\"\" width=\"800\" height=\"800\" class=\"aligncenter size-full wp-image-33776\" srcset=\"https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-ro.png 800w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-ro-768x768.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/>\r\n<\/p>\r\n\r\n\r\n<p class=\"mt50\">\r\n\u30c8\u30e9\u30f3\u30b9\u306f\u6271\u3048\u308b\u4fe1\u53f7\u306e\u632f\u5e45\u306e\u7bc4\u56f2\u304c\u6c7a\u307e\u3063\u3066\u3044\u3066\u3001\u305d\u308c\u3088\u308a\u5927\u304d\u306a\u4fe1\u53f7\u3092\u5165\u308c\u308b\u3068\u78c1\u675f\u5bc6\u5ea6\u3092\u9ad8\u3081\u3001\u78c1\u6c17\u98fd\u548c\u306b\u3088\u3063\u3066\u6b6a\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u632f\u5e45\u306f+1V\u304b\u3089-1V\u306e\u7bc4\u56f2\u3067\u632f\u308c\u308b 2Vp-p \u3001100Hz\u306e\u6b63\u5f26\u6ce2\u3092\u8003\u3048\u3066\u307f\u307e\u3059\u3002\u4eee\u306b\u30c8\u30e9\u30f3\u30b9\u304c\u53d6\u6271\u3044\u3067\u304d\u308b\u30ec\u30d9\u30eb\u3092\u00b11.5V\u306e\u7bc4\u56f2\u3001\u3064\u307e\u308a3Vp-p\u3068\u3059\u308b\u3068\u30012Vp-p\u306e\u4fe1\u53f7\u306f\u30c8\u30e9\u30f3\u30b9\u306e\u8a31\u5bb9\u7bc4\u56f2\u5185\u3067\u3059\u306e\u3067\u3001\u3053\u308c\u306f\u554f\u984c\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\r\n\r\n<p>\r\n\u3053\u3053\u306b\u805e\u3053\u3048\u306a\u3044\u4f4e\u5468\u6ce2\u6570\u6210\u520610Hz\u304c\u6df7\u5165\u3057\u305f\u3068\u3057\u307e\u3059\u3001\u632f\u5e45\u306f\u540c\u3058\u304f 2Vp-p \u3068\u3059\u308b\u3068\u3001100Hz\u306f10Hz\u306e\u6ce2\u5f62\u306e\u4e0a\u306b\u91cd\u7573\u3059\u308b\u5f62\u3068\u306a\u308a\u300110Hz \u304c\u5927\u304d\u304f\u632f\u308c\u305f\u30d5\u30a7\u30a4\u30ba\u3067\u306f100Hz\u306e\u6210\u5206\u306f\u30d4\u30fc\u30af\u306f 2V+2V\u3067 +4V (\u307e\u305f\u306f -4V) \u307e\u3067\u632f\u308c\u308b\u8a08\u7b97\u3068\u306a\u308a\u3001\u30c8\u30e9\u30f3\u30b9\u306e\u8a31\u5bb9\u7bc4\u56f2\u3092\u98db\u3073\u51fa\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u5b9f\u969b\u306b\u306f\u98db\u3073\u51fa\u3059\u308f\u3051\u3067\u306f\u306a\u304f\u4fe1\u53f7\u6ce2\u5f62\u306f\u9650\u754c\u30e9\u30a4\u30f3\u306e \u00b11.5V \u3067\u982d\u6253\u3061\u3068\u306a\u308a\u30af\u30ea\u30c3\u30d4\u30f3\u30b0\u3001\u6b6a\u3068\u306a\u308a\u307e\u3059\u3002<span style=\"border-bottom:2px solid\">\u805e\u3053\u3048\u306a\u3044\u5468\u6ce2\u6570\u3067\u3082\u305d\u306e\u6210\u5206\u304c\u5b58\u5728\u3057\u3066\u3044\u308c\u3070\u53ef\u8074\u5e2f\u57df\u306e\u97f3\u58f0\u4fe1\u53f7\u3092\u6b6a\u307e\u305b\u308b\u539f\u56e0\u3068\u306a\u308b<\/span>\u306e\u3067\u3059\u3002<\/p>\r\n\r\n\r\n<p class=\"mt50\"><blockquote>\r\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-the-audible-frequency.png\" alt=\"\" width=\"3000\" height=\"1680\" class=\"aligncenter size-full wp-image-33762\" srcset=\"https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-the-audible-frequency.png 3000w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-the-audible-frequency-768x430.png 768w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-the-audible-frequency-1536x860.png 1536w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-the-audible-frequency-2048x1147.png 2048w\" sizes=\"auto, (max-width: 3000px) 100vw, 3000px\" \/><\/blockquote>\r\n<\/p>\r\n\r\n\r\n\r\n\r\n<p class=\"mt50\"><blockquote>\r\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-below-the-audible-limit-frequency.png\" alt=\"\" width=\"3000\" height=\"1680\" class=\"aligncenter size-full wp-image-33763\" srcset=\"https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-below-the-audible-limit-frequency.png 3000w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-below-the-audible-limit-frequency-768x430.png 768w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-below-the-audible-limit-frequency-1536x860.png 1536w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Signal-below-the-audible-limit-frequency-2048x1147.png 2048w\" sizes=\"auto, (max-width: 3000px) 100vw, 3000px\" \/><\/blockquote>\r\n<\/p>\r\n\r\n\r\n<p class=\"mt50\"><blockquote>\r\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Exceeds-clipping-level.png\" alt=\"\" width=\"3000\" height=\"1680\" class=\"aligncenter size-full wp-image-33764\" srcset=\"https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Exceeds-clipping-level.png 3000w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Exceeds-clipping-level-768x430.png 768w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Exceeds-clipping-level-1536x860.png 1536w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/m303-Exceeds-clipping-level-2048x1147.png 2048w\" sizes=\"auto, (max-width: 3000px) 100vw, 3000px\" \/><\/blockquote>\r\n<\/p>\r\n\r\n\r\n\r\n\r\n<p class=\"mt100\">\r\n\u697d\u5668\u306e\u767a\u97f3\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3044\u3066\u3001\u30d4\u30c3\u30ad\u30f3\u30b0\u306e\u77ac\u9593\u306e\u30a2\u30bf\u30c3\u30af\u90e8\u5206\u306b\u306f\u4f4e\u5468\u6ce2\u6570\u304b\u3089\u9ad8\u5468\u6ce2\u6570\u307e\u3067\u3068\u3066\u3082\u5e83\u3044\u7bc4\u56f2\u306e\u30b9\u30da\u30af\u30c8\u30eb\u3092\u542b\u307f\u307e\u3059\u3002\u307e\u305f\u3001\u30d4\u30a8\u30bePU\u3092\u642d\u8f09\u3057\u305f\u697d\u5668\u306e\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u30ce\u30a4\u30ba\u306b\u306f20Hz\u4ee5\u4e0b\u306e\u4f4e\u5468\u6ce2\u6570\u306e\u6210\u5206\u304c\u305f\u3063\u3077\u308a\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u901a\u904e\u3067\u304d\u306a\u3044\u76f4\u6d41\u3084\u4f4e\u5468\u6ce2\u6570\u6210\u5206\u3067\u3042\u3063\u3066\u3082\u3001\u30c8\u30e9\u30f3\u30b9\u306b\u5165\u529b\u3055\u308c\u308c\u3070\u78c1\u6c17\u98fd\u548c\u3092\u767a\u751f\u3057\u3046\u308b\u3053\u3068\u304b\u3089m303\u3067\u306f\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u30ab\u30c3\u30c8\u3057\u3066\u304b\u3089\u30c8\u30e9\u30f3\u30b9\u306b\u5165\u529b\u3057\u3066\u3044\u308b\u306e\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a<span style=\"border-bottom:2px solid\">\u6b6a\u306e\u767a\u751f\u30ea\u30b9\u30af\u3092\u4f4e\u4e0b\u3055\u305b\u3001\u5e83\u3044\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ec\u30f3\u30b8\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/span>\u4e0d\u8981\u306a\u4f4e\u5468\u6ce2\u6570\u6210\u5206\u3092\u9664\u53bb\u3059\u308b\u30cf\u30a4\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\u30fc\u306e\u63a1\u7528\u304c\u78c1\u6c17\u98fd\u548c\u306b\u3088\u308b\u6b6a\u3092\u6291\u5236\u3057\u3001\u7a76\u6975\u306e\u30af\u30ea\u30a2\u30fc\u3055\u3068\u8868\u73fe\u6027\u3092\u5b9f\u73fe\u3057\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\r\n\r\n<p>\r\n\u4e00\u898b\u30e0\u30c0\u306b\u3082\u601d\u3048\u308b\u3001\u805e\u3053\u3048\u306a\u3044\u3068\u3053\u308d\u3092\u9664\u53bb\u3059\u308b\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u3059\u304c\u3001\u97f3\u8cea\u306b\u30c0\u30a4\u30ec\u30af\u30c8\u306b\u4f5c\u7528\u3059\u308b\u52b9\u679c\u7684\u306a\u6a5f\u80fd\u3067\u3042\u308a\u3001m303\u306e\u30b5\u30a6\u30f3\u30c9\u3078\u306e\u8ca2\u732e\u5ea6\u306f\u304b\u306a\u308a\u5927\u304d\u3044\u4e8b\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\r\n\r\n\r\n\r\n\r\n<p class=\"mt50\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-lundahl.png\" alt=\"\" width=\"1500\" height=\"1000\" class=\"aligncenter size-full wp-image-33765\" srcset=\"https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-lundahl.png 1500w, https:\/\/umbrella-company.jp\/contents\/wp-content\/uploads\/grace-design-m303-lundahl-768x512.png 768w\" sizes=\"auto, (max-width: 1500px) 100vw, 1500px\" \/><\/p>\r\n\r\n\r\n<p class=\"mt50\">m303\u306e\u51fa\u529b\u306f\u30c8\u30e9\u30f3\u30b9\u30d0\u30e9\u30f3\u30b9\u3067\u3059\u3002\u697d\u5668\u30ec\u30d9\u30eb\/\u30a2\u30f3\u30d0\u30e9\u30f3\u30b9\u4fe1\u53f7\u3092\u30de\u30a4\u30af\u30ec\u30d9\u30eb\/\u30d0\u30e9\u30f3\u30b9\u4fe1\u53f7\u3078\u5909\u63db\u3057\u307e\u3059\u3002\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u6210\u3067\u3042\u308b\u304c\u6545\u306b<span style=\"border-bottom:2px solid\">\u30c8\u30e9\u30f3\u30b9\u306e\u9078\u5b9a\u304c\u91cd\u8981<\/span>\u3001\u6b6a\u304c\u6975\u3081\u3066\u5c11\u306a\u3044\u3053\u3068\u3001\u30d5\u30e9\u30c3\u30c8\u306a\u5468\u6ce2\u6570\u30ec\u30b9\u30dd\u30f3\u30b9\u3001\u4f4e\u97f3\u57df\u306e\u5b58\u5728\u611f\u3001\u30ce\u30a4\u30ba\u306e\u6df7\u5165\u304c\u306a\u3044\u3053\u3068 \u306a\u3069\u306a\u3069\u3001GRACE design\u304c\u6c42\u3081\u308b\u9ad8\u3044\u6c34\u6e96\u306e\u30c8\u30e9\u30f3\u30b9\u304cm303\u306b\u5fc5\u8981\u3067\u3042\u3063\u305f\u3068\u958b\u767a\u8005\u306e\u30de\u30a4\u30b1\u30eb\u30fb\u30b0\u30ec\u30fc\u30b9\u6c0f\u306f\u8a9e\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u30c8\u30e9\u30f3\u30b9\u306f\u4e16\u754c\u7684\u306a\u30c8\u30e9\u30f3\u30b9\u30e1\u30fc\u30ab\u30fc \u3067\u3042\u308b<span style=\"background-color: #F7FF39\">Lundahl\u793e<\/span>\u3078\u306e\u30ab\u30b9\u30bf\u30e0\u30aa\u30fc\u30c0\u30fc\u54c1\u304c\u63a1\u7528\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\r\n\r\n<p>Lundahl\u793e\u306e\u30c8\u30e9\u30f3\u30b9\u306f\u3001\u305d\u306e<span style=\"border-bottom:2px solid\">\u97f3\u306e\u5fe0\u5b9f\u6027\u3068\u900f\u660e\u6027<\/span>\u304c\u8a55\u4fa1\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30ab\u30b9\u30bf\u30e0\u30aa\u30fc\u30c0\u30fc\u3055\u308c\u305fm303\u5c02\u7528\u306e\u30c8\u30e9\u30f3\u30b9\u306f\u3001<span style=\"background-color: #F7FF39\">\u30cf\u30a4\u30cb\u30c3\u30b1\u30eb\u30fb\u30b3\u30a2<\/span>\u3092\u63a1\u7528\u3057\u4f59\u88d5\u306e\u3042\u308b\u30d8\u30c3\u30c9\u30eb\u30fc\u30e0\u3068\u4f4e\u6b6a\u307f\u3092\u5b9f\u73fe\u3002GRACE\u306e\u30b5\u30a6\u30f3\u30c9\u30a4\u30e1\u30fc\u30b8\u3068\u898b\u4e8b\u306b\u30de\u30c3\u30c1\u3059\u308b<span style=\"border-bottom:2px 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