{"id":1550285,"date":"2026-07-17T11:00:03","date_gmt":"2026-07-17T02:00:03","guid":{"rendered":"https:\/\/e-earphone.blog\/?p=1550285"},"modified":"2026-07-15T18:27:28","modified_gmt":"2026-07-15T09:27:28","slug":"%e3%80%907-25%e7%99%ba%e5%a3%b2%e3%80%91astellkern%e3%81%8b%e3%82%89%e4%b8%89%e6%a5%b5%e7%ae%a1%e3%80%81%e3%82%a6%e3%83%ab%e3%83%88%e3%83%a9%e3%83%aa%e3%83%8b%e3%82%a2%e3%80%81%e4%ba%94%e6%a5%b5","status":"publish","type":"post","link":"https:\/\/e-earphone.blog\/?p=1550285","title":{"rendered":"\u30107\/25\u767a\u58f2\u3011Astell&#038;Kern\u304b\u3089\u4e09\u6975\u7ba1\u3001\u30a6\u30eb\u30c8\u30e9\u30ea\u30cb\u30a2\u3001\u4e94\u6975\u7ba1\u3092\u9078\u629e\u53ef\u80fd\u306a\u30c8\u30ea\u30d7\u30ebTUBE\u30e2\u30fc\u30c9\u642d\u8f09\u306eDAP A&#038;ultima SP4000T Silver\u3068\u5c02\u7528\u30b1\u30fc\u30b9\u304c\u767b\u5834\uff01"},"content":{"rendered":"<p style=\"text-align: center;\">\u30d3\u30f3\u30c6\u30fc\u30b8\u771f\u7a7a\u7ba1\u300cRAYTHEON JAN6418\u300d\u30af\u30a2\u30c3\u30c9\u69cb\u6210\u3067\u642d\u8f09\u3057\u305fDAP<\/p>\n<hr \/>\n<p>\u3053\u3093\u306b\u3061\u306f\uff01e\u2606\u30a4\u30e4\u30db\u30f3\u306ePR\u30b9\u30bf\u30c3\u30d5\u3067\u3059\uff01<\/p>\n<p>\u4eca\u56de\u306fJBL\u304b\u3089\u306e\u65b0\u88fd\u54c1\u306e\u3054\u7d39\u4ecb\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>Astell&amp;Kern A&amp;ultima SP4000T Silver<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550286\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901150-01-e1784105461439.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p><a href=\"https:\/\/www.e-earphone.jp\/products\/720926\" target=\"_blank\" rel=\"noopener\"><span style=\"font-size: 14px;\"><strong><span style=\"color: #ff00ff;\">\u25bcAstell&amp;Kern A&amp;ultima SP4000T Silver\u3000 e\u2606\u30a4\u30e4\u30db\u30f3 \u30aa\u30f3\u30e9\u30a4\u30f3\u30b9\u30c8\u30a2\u4fa1\u683c\uffe5564,300- (\u7a0e\u8fbc)<\/span><\/strong><\/span><\/a><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #339966; font-size: 24px;\"><strong><span style=\"color: #ff0000;\">2026\u5e747\u670817\u65e5\u767a\u58f2\uff01<\/span><\/strong><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u3010Reimagine Analog Sound\u3011\u696d\u754c\u521d\u306eRaytheon JAN6418\u30af\u30a2\u30c3\u30c9\u69cb\u6210<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550288\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/detail_astell-and-kern_a-and-ultima-sp400t-silver_2-e1784105611217.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>A&amp;ultima SP4000T \u306f\u3001MIL\uff08\u30df\u30ea\u30bf\u30ea\u30fc\uff09\u30b9\u30da\u30c3\u30af\u6e96\u62e0\u306e\u30d3\u30f3\u30c6\u30fc\u30b8\u771f\u7a7a\u7ba1\u300cRAYTHEON JAN6418\u300d\u3092\u30af\u30a2\u30c3\u30c9\u69cb\u6210\u3067\u642d\u8f09\u3057\u305f\u3001\u696d\u754c\u521d\u306eDAP\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u5de6\u53f3\u305d\u308c\u305e\u308c\u306e\u30c1\u30e3\u30f3\u30cd\u30eb\u306b\u72ec\u7acb\u3057\u305f\u30c7\u30e5\u30a2\u30ebTUBE\u69cb\u9020\u3092\u914d\u7f6e\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u304b\u3064\u3066\u306f\u30db\u30fc\u30e0\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u30cf\u30a4\u30a8\u30f3\u30c9\u771f\u7a7a\u7ba1\u30a2\u30f3\u30d7\u306b\u306e\u307f\u306b\u63a1\u7528\u3055\u308c\u3066\u3044\u305f\u30c1\u30e3\u30f3\u30cd\u30eb\u30bb\u30d1\u30ec\u30fc\u30c8\u8a2d\u8a08\u304c\u3001\u3064\u3044\u306bDAP\u306e\u4e16\u754c\u3067\u3082\u5b9f\u73fe\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3057\u304b\u3057\u3001\u672c\u8cea\u306f\u771f\u7a7a\u7ba1\u306e\u6570\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u611f\u5ea6\u306e\u9ad8\u3044\u8907\u6570\u306e\u771f\u7a7a\u7ba1\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u306f\u3001\u5358\u306a\u308b\u8db3\u3057\u7b97\u4ee5\u4e0a\u306e\u56f0\u96e3\u3092\u4f34\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u30ce\u30a4\u30ba\u7279\u6027\u3084\u30b2\u30a4\u30f3\u7387\u304c\u5fae\u5999\u306b\u7570\u306a\u308b\u771f\u7a7a\u7ba1\u3092\u3044\u304b\u306b\u30da\u30a2\u30ea\u30f3\u30b0\u3059\u308b\u304b\u3001\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30cb\u30c3\u30af\u30ce\u30a4\u30ba\u3092\u3069\u3046\u514b\u670d\u3059\u308b\u304b\u3001\u305d\u3057\u3066\u5de6\u53f3\u306e\u51fa\u529b\u5dee\u3092\u3044\u304b\u306b\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u304b\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u3046\u3057\u305f\u7121\u6570\u306e\u554f\u3044\u306b\u7b54\u3048\u3092\u51fa\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>SP4000T\u306e4\u57fa\u306e\u771f\u7a7a\u7ba1\u306f\u72ec\u7acb\u3057\u3066\u52d5\u4f5c\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u5404\u30da\u30a2\u304c\u93e1\u9762\u5bfe\u79f0\u306b\u5411\u304b\u3044\u5408\u3046\u300c\u30c7\u30a3\u30d5\u30a1\u30ec\u30f3\u30b7\u30e3\u30eb\uff08\u5dee\u52d5\uff09\u69cb\u6210\u300d\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u306e\u7cbe\u5bc6\u306a\u30d0\u30e9\u30f3\u30b9\u306b\u3088\u308a\u3001\u97f3\u697d\u4fe1\u53f7\u306f2\u500d\u306e\u660e\u77ad\u3055\u3067\u5897\u5e45\u3055\u308c\u3001\u30b3\u30e2\u30f3\u30e2\u30fc\u30c9\u30ce\u30a4\u30ba\u306f\u4e92\u3044\u306b\u6253\u3061\u6d88\u3057\u5408\u3044\u3001\u6392\u9664\u3055\u308c\u307e\u3059\u30024\u57fa\u306e\u771f\u7a7a\u7ba1\u306f\u5168\u3066\u3001\u30da\u30a2\u30ea\u30f3\u30b0\u524d\u306b\u30ce\u30a4\u30ba\u3068\u30b2\u30a4\u30f3\u7279\u6027\u3092\u7cbe\u5bc6\u306b\u6e2c\u5b9a\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3055\u3089\u306b\u3001\u72ec\u7acb\u3057\u305f\u30e2\u30b8\u30e5\u30fc\u30eb\u5f0f\u306e\u30d5\u30ec\u30ad\u30b7\u30d6\u30eb\u57fa\u677f\u3068\u591a\u5c64\u69cb\u9020\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30fc\u306b\u3088\u3063\u3066\u30ce\u30a4\u30ba\u304b\u3089\u5b8c\u5168\u306b\u906e\u65ad\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u308c\u306f\u3001\u30a2\u30ca\u30ed\u30b0\u56de\u8def\u3068\u771f\u7a7a\u7ba1\u306b\u304a\u3044\u3066\u9577\u5e74\u306e\u7d4c\u9a13\u3092\u6301\u3064Astell&amp;Kern\u3060\u304b\u3089\u3053\u305d\u5f62\u306b\u3067\u304d\u305f\u8a2d\u8a08\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>4\u3064\u306e\u9f13\u52d5\u304c\u5b8c\u74a7\u306a\u30d0\u30e9\u30f3\u30b9\u3067\u4e00\u3064\u306b\u91cd\u306a\u308b\u3068\u304d\u3001\u771f\u7a7a\u7ba1\u7279\u6709\u306e\u8c4a\u304b\u306a\u500d\u97f3\u304c\u3001DAP\u53f2\u4e0a\u304b\u3064\u3066\u306a\u3044\u307b\u3069\u6df1\u304f\u3001\u97ff\u304d\u6e21\u308b\u30b5\u30a6\u30f3\u30c9\u3068\u3057\u3066\u5171\u9cf4\u3057\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u7b2c2\u4e16\u4ee3\u30a2\u30f3\u30c1\u30fb\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30cb\u30c3\u30af\u30ce\u30a4\u30ba\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30fc<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550289\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/detail_astell-and-kern_a-and-ultima-sp400t-silver_3-e1784105833938.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u771f\u7a7a\u7ba1\u3092\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30dd\u30fc\u30bf\u30d6\u30eb\u30c7\u30d0\u30a4\u30b9\u306b\u642d\u8f09\u3059\u308b\u969b\u3001\u6700\u5927\u306e\u6280\u8853\u7684\u8ab2\u984c\u306f\u3001\u9ad8\u89e3\u50cf\u5ea6\u304b\u3064\u9ad8\u51fa\u529b\u306e\u72b6\u614b\u3067\u3042\u3063\u3066\u3082\u4f4e\u30ce\u30a4\u30ba\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>SP4000T\u306f\u3001\u524d\u30e2\u30c7\u30eb\u306e2\u500d\u3068\u306a\u308b\u8a084\u57fa\u306e\u771f\u7a7a\u7ba1\u3092\u642d\u8f09\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3055\u3089\u306b\u3001\u5fae\u7d30\u306a\u5916\u90e8\u632f\u52d5\u306b\u3088\u3063\u3066\u771f\u7a7a\u7ba1\u304b\u3089\u767a\u751f\u3059\u308b\u300c\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30cb\u30c3\u30af\u30ce\u30a4\u30ba\u300d\u3092\u6291\u5236\u3059\u308b\u305f\u3081\u3001\u5f93\u6765\u306e4 \u6bb5\u968e\u304b\u30895\u6bb5\u968e\u306b\u9032\u5316\u3057\u305f\u300c\u7b2c2\u4e16\u4ee3\u30a2\u30f3\u30c1\u30fb\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30cb\u30c3\u30af\u30ce\u30a4\u30ba\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30fc\u300d\u3092\u63a1\u7528\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>Astell&amp;Kern \u72ec\u81ea\u306e\u30ce\u30a6\u30cf\u30a6\u3068\u9577\u5e74\u306e\u7d4c\u9a13\u306b\u57fa\u3065\u304d\u3001\u8a2d\u8a08\u30fb\u30c6\u30b9\u30c8\u30fb\u691c\u8a3c\u3092\u5e7e\u5ea6\u3068\u306a\u304f\u7e70\u308a\u8fd4\u3059\u3053\u3068\u3067\u3001\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30cb\u30c3\u30af\u30ce\u30a4\u30ba\u3068\u3044\u3046\u69cb\u9020\u7684\u9650\u754c\u3092\u514b\u670d\u3059\u308b\u6700\u9069\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306b\u8fbf\u308a\u7740\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\n1. \u30e1\u30a4\u30f3\u57fa\u677f\u304b\u3089\u72ec\u7acb\u30fb\u9694\u96e2\u3055\u308c\u305f\u30e2\u30b8\u30e5\u30fc\u30eb\u5f0f\u30d5\u30ec\u30ad\u30b7\u30d6\u30eb\u57fa\u677f <br \/>\n2. \u771f\u7a7a\u7ba1\u3078\u306e\u885d\u6483\u3092\u4e00\u6b21\u5438\u53ce\u3059\u308b\u30b7\u30ea\u30b3\u30f3\u30d9\u30fc\u30b9\u30fb\u30af\u30c3\u30b7\u30e7\u30f3 <br \/>\n3. \u30ea\u30fc\u30c9\u7dda\u3092\u4f1d\u308f\u308b\u885d\u6483\u3092\u5438\u53ce\u3059\u308b\u3001\u30ea\u30fc\u30c9\u7dda\u5c02\u7528\u30ab\u30b9\u30bf\u30e0\u30d5\u30a3\u30c3\u30c8\u30fb\u30b7\u30ea\u30b3\u30f3\u30c1\u30e5\u30fc\u30d6 <br \/>\n4. \u771f\u7a7a\u7ba1\u3092\u5305\u307f\u8fbc\u307f\u3001\u5148\u7aef\u90e8\u3067\u7a7a\u4e2d\u4fdd\u6301\uff08\u30d5\u30ed\u30fc\u30c6\u30a3\u30f3\u30b0\uff09\u3055\u305b\u308b\u30b7\u30ea\u30b3\u30f3\u30c0\u30f3\u30d1\u30fc <br \/>\n5. \u771f\u7a7a\u7ba1\u5168\u4f53\u3092\u8986\u3044\u3001\u6975\u5fae\u7d30\u306a\u30ce\u30a4\u30ba\u307e\u3067\u5fb9\u5e95\u7684\u306b\u6291\u5236\u3059\u308b\u9285\u88fd\u30b7\u30fc\u30eb\u30c9\u7f36<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u696d\u754c\u521d\u3068\u306a\u308b\u30c8\u30ea\u30d7\u30ebTUBE\u30e2\u30fc\u30c9<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550290\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/detail_astell-and-kern_a-and-ultima-sp400t-silver_4-e1784105911752.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>SP4000T \u306f\u3001\u696d\u754c\u521d\u3068\u306a\u308b\u300c\u30c8\u30ea\u30d7\u30ebTUBE\u30e2\u30fc\u30c9\u300d\u3092\u642d\u8f09\u3057\u305fDAP\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>T\u30b7\u30ea\u30fc\u30ba\u3092\u8c61\u5fb4\u3059\u308b\u300c\u30c8\u30ea\u30d7\u30eb\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u300d\u3084\u3001SP3000T\u3067\u521d\u3081\u3066\u5c0e\u5165\u3055\u308c\u305f\u300c\u771f\u7a7a\u7ba1\u96fb\u6d41\u30aa\u30d7\u30b7\u30e7\u30f3\u300d\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3042\u3089\u3086\u308b\u30b8\u30e3\u30f3\u30eb\u3084\u597d\u307f\u306b\u5408\u308f\u305b\u3066\u6700\u592754\u901a\u308a\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u305d\u308c\u306f\u307e\u3055\u306b\u3001\u771f\u306e\u30a2\u30ca\u30ed\u30b0\u30fb\u30b5\u30a6\u30f3\u30c9\u30fb\u30d1\u30ec\u30c3\u30c8\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u540c\u3058\u771f\u7a7a\u7ba1\u3067\u3042\u3063\u3066\u3082\u3001\u305d\u306e\u52d5\u4f5c\u65b9\u5f0f\u306b\u3088\u3063\u3066\u97f3\u306e\u30ad\u30e3\u30e9\u30af\u30bf\u30fc\u306f\u6839\u672c\u304b\u3089\u5909\u5316\u3057\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u30c8\u30ea\u30d7\u30ebTUBE\u30e2\u30fc\u30c9\u306f\u3001\u771f\u7a7a\u7ba1\u30a2\u30f3\u30d7\u304c\u6301\u3064\u8868\u73fe\u529b\u306e\u3059\u3079\u3066\u3092\u7db2\u7f85\u3057\u3066\u3044\u307e\u3059\u3002\u7e4a\u7d30\u306a\u300c\u4e09\u6975\u7ba1\uff08Triode\uff09\u300d\u3001\u30d0\u30e9\u30f3\u30b9\u306b\u512a\u308c\u305f\u300c\u30a6\u30eb\u30c8\u30e9\u30ea\u30cb\u30a2\uff08Ultra Linear\uff09\u300d\u3001\u305d\u3057\u3066\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a\u300c\u4e94\u6975\u7ba1\uff08Pentode\uff09\u300d\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u304b\u3064\u3066\u306f\u30cf\u30a4\u30a8\u30f3\u30c9\u306e\u771f\u7a7a\u7ba1\u30a2\u30f3\u30d7\u3067\u3057\u304b\u5473\u308f\u3048\u306a\u304b\u3063\u305f\u683c\u5225\u306a\u30a2\u30ca\u30ed\u30b0\u30b5\u30a6\u30f3\u30c9\u4f53\u9a13\u3092\u3001\u3044\u307eSP4000T\u304c\u3042\u306a\u305f\u306e\u3082\u306e\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>*\u30c8\u30ea\u30d7\u30ebTUBE\u30e2\u30fc\u30c9\u306f\u3001TUBE\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u304a\u3088\u3073HYBRID\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u6642\u306e\u307f\u4f7f\u7528\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>\uff1c\u4e09\u6975\u7ba1\uff08Triode\uff09\u30e2\u30fc\u30c9\uff1e \u771f\u7a7a\u7ba1\u306e\u6700\u3082\u7d14\u7c8b\u306a\u97ff\u304d <br \/>\n\u771f\u7a7a\u7ba1\u7279\u6709\u306e\u8c4a\u304b\u306a\u500d\u97f3\u3092\u6700\u5927\u9650\u306b\u5f15\u304d\u51fa\u3059\u30e2\u30fc\u30c9\u3067\u3059\u3002\u30dc\u30fc\u30ab\u30eb\u306e\u606f\u9063\u3044\u3084\u5f26\u697d\u5668\u306e\u9707\u3048\u304c\u3001\u82b3\u9187\u3067\u5fc3\u5730<br \/>\n\u3088\u3044\u6b8b\u97ff\u306e\u4e2d\u3078\u3068\u512a\u3057\u304f\u6eb6\u3051\u8fbc\u3093\u3067\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\uff1c\u30a6\u30eb\u30c8\u30e9\u30ea\u30cb\u30a2\uff08Ultra Linear\uff09\u30e2\u30fc\u30c9\uff1e \u8abf\u548c\u306e\u7f8e\u5b66 <br \/>\n\u4e09\u6975\u7ba1\u306e\u97f3\u8272\u3068\u4e94\u6975\u7ba1\u306e\u51fa\u529b\u3092\u878d\u5408\u3055\u305b\u305f\u8a2d\u8a08\u3067\u3059\u3002\u97f3\u306e\u8f2a\u90ed\u306f\u67d4\u3089\u304b\u304f\u3042\u308a\u306a\u304c\u3089\u3001\u82af\u306e\u901a\u3063\u305f\u529b\u5f37\u3055\u3092<br \/>\n\u517c\u306d\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u3042\u3089\u3086\u308b\u30b8\u30e3\u30f3\u30eb\u306e\u97f3\u697d\u3067\u5a01\u53b3\u3092\u3082\u3063\u3066\u63cf\u304d\u51fa\u3059\u3001\u30d0\u30e9\u30f3\u30b9\u306b\u512a\u308c\u305f\u30e2\u30fc\u30c9\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\uff1c\u4e94\u6975\u7ba1\uff08Pentode\uff09\u30e2\u30fc\u30c9\uff1e \u771f\u7a7a\u7ba1\u306e\u6700\u3082\u529b\u5f37\u3044\u97ff\u304d <br \/>\n\u771f\u7a7a\u7ba1\u30a2\u30f3\u30d7\u306e\u51fa\u529b\u3068\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ec\u30f3\u30b8\u3092\u6700\u5927\u5316\u3059\u308b\u30e2\u30fc\u30c9\u3067\u3059\u3002\u771f\u7a7a\u7ba1\u7279\u6709\u306e\u6e29\u304b\u307f\u3092\u7dad\u6301\u3057\u3064\u3064\u3001\u904e<br \/>\n\u5ea6\u306a\u6b8b\u97ff\u3092\u6291\u3048\u308b\u3053\u3068\u3067\u3001\u6fc1\u308a\u306e\u306a\u3044\u30d1\u30ef\u30d5\u30eb\u306a\u5b58\u5728\u611f\u3068\u30c0\u30a4\u30ec\u30af\u30c8\u306a\u8feb\u529b\u3092\u5c4a\u3051\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u771f\u7a7a\u7ba1\u96fb\u6d41\u30aa\u30d7\u30b7\u30e7\u30f3\u3068\u771f\u7a7a\u7ba1LED<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550291\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/detail_astell-and-kern_a-and-ultima-sp400t-silver_5-e1784105983181.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u771f\u7a7a\u7ba1\u306e\u5b89\u5168\u306a\u52d5\u4f5c\u7bc4\u56f2\u3092\u691c\u8a3c\u3057\u305f\u4e0a\u3067\u3001\u30d7\u30ec\u30fc\u30c8\u96fb\u5727\u30923\u6bb5\u968e\u3067\u8abf\u6574\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3092\u958b\u767a\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u5404\u6bb5\u968e\u3067\u771f\u7a7a\u7ba1\u30a2\u30f3\u30d7\u306e\u5897\u5e45\u7387\u304c\u5909\u5316\u3057\u3001\u305d\u308c\u306b\u4f34\u3044\u30b5\u30a6\u30f3\u30c9\u306e\u8cea\u611f\u3082\u5909\u5316\u3057\u307e\u3059\u3002\u771f\u7a7a\u7ba1\u306e\u96fb\u6d41\u8abf\u6574\u3092\u901a\u3058\u3066\u3001\u97f3\u306e\u5bc6\u5ea6\u3084\u30b5\u30a6\u30f3\u30c9\u30b9\u30c6\u30fc\u30b8\u306b\u751f\u307e\u308c\u308b\u3001\u7e4a\u7d30\u306a\u304c\u3089\u3082\u5287\u7684\u306a\u5909\u5316\u3092\u3054\u4f53\u611f\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u30d8\u30c3\u30c9\u30db\u30f3\u3084\u30a4\u30e4\u30db\u30f3\uff08IEM\uff09\u304c\u63cf\u304d\u51fa\u3059\u3001\u6975\u3081\u3066\u7dfb\u5bc6\u306a\u30cb\u30e5\u30a2\u30f3\u30b9\u306e\u5dee\u7570\u3092\u4f59\u3059\u3053\u3068\u306a\u304f\u8868\u73fe\u3057\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u307e\u305f\u3001TUBE\u30e2\u30fc\u30c9\u307e\u305f\u306fHYBRID\u30e2\u30fc\u30c9\u3067\u306e\u52d5\u4f5c\u6642\u3001SP4000T\u306e\u80cc\u9762\u306b\u3042\u308b\u771f\u7a7a\u7ba1\u304c\u67d4\u3089\u304b\u304f\u6e29\u304b\u307f\u306e\u3042\u308b\u5149\u3092\u653e\u3061\u3001\u6d17\u7df4\u3055\u308c\u305f\u30a2\u30ca\u30ed\u30b0\u306e\u7f8e\u5b66\u3092\u3088\u308a\u4e00\u5c64\u5f15\u304d\u7acb\u3066\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>* OP\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u3067\u306f\u771f\u7a7a\u7ba1\u306f\u767a\u5149\u3057\u307e\u305b\u3093\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30ea\u30a2\u30eb\u771f\u7a7a\u7ba1\u3068OP\u30a2\u30f3\u30d7\u306e\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u878d\u5408\u3001\u30c8\u30ea\u30d7\u30eb\u30a2\u30f3\u30d7\u30b7\u30b9\u30c6\u30e0<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550292\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/detail_astell-and-kern_a-and-ultima-sp400t-silver_6-e1784106036201.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Astell&amp;Kern \u72ec\u81ea\u306e TERATON ALPHA\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u57fa\u76e4\u3068\u3059\u308bSP4000T\u306f\u3001\u30af\u30a2\u30c3\u30c9\u69cb\u6210\u306e\u30ea\u30a2\u30eb\u771f\u7a7a\u7ba1\u306b\u3088\u308b\u771f\u306e\u30a2\u30ca\u30ed\u30b0\u30b5\u30a6\u30f3\u30c9\u3068\u3001OP\u30a2\u30f3\u30d7\u306b\u3088\u308b\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a\u30b5\u30a6\u30f3\u30c9\u306e\u5b8c\u74a7\u306a\u878d\u5408\u3092\u6210\u3057\u9042\u3052\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>SP4000T\u306f\u3001\u771f\u7a7a\u7ba1\u30a2\u30f3\u30d7\u672c\u6765\u306e\u97ff\u304d\u3092\u6109\u3057\u3081\u308b\u300cTUBE\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u300d\u3001Astell&amp;Kern\u306e\u8c61\u5fb4\u3067\u3042\u308b\u30af\u30ea\u30a2\u3067\u5e83\u5927\u306a\u30b5\u30a6\u30f3\u30c9\u30b9\u30c6\u30fc\u30b8\u3092\u5b9f\u73fe\u3059\u308b\u300cOP\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u300d\u3001\u305d\u3057\u3066\u30a2\u30ca\u30ed\u30b0\u306e\u6e29\u304b\u307f\u3068\u9ad8\u89e3\u50cf\u5ea6\u306a\u51fa\u529b\u3092\u517c\u306d\u5099\u3048\u305f\u300cHYBRID\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u300d\u3092\u642d\u8f09\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>T\u30b7\u30ea\u30fc\u30ba\u306e\u8c61\u5fb4\u3068\u3082\u8a00\u3048\u308b\u30a2\u30f3\u30d7\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u901a\u3058\u3066\u3001\u4ed6\u3068\u306f\u4e00\u7dda\u3092\u753b\u3059\u5727\u5012\u7684\u306a\u30b5\u30a6\u30f3\u30c9\u3092\u3054\u4f53\u611f\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\uff1cOP\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\uff1e\u5727\u5012\u7684\u306a\u9ad8\u89e3\u50cf\u5ea6\u3068\u30c0\u30a4\u30ca\u30df\u30af\u30b9 <br \/>\n\u6b6a\u307f\u306e\u306a\u3044\u539f\u97f3\u518d\u751f\u3092\u53ef\u80fd\u306b\u3059\u308b\u9ad8\u89e3\u50cf\u5ea6\u3001\u6bd4\u985e\u306a\u304d\u81e8\u5834\u611f\u3001\u305d\u3057\u3066\u6975\u9650\u306e\u30af\u30ea\u30a2\u3055\u3068\u30c0\u30a4\u30ca\u30df\u30af\u30b9\u3002OP\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u306f\u3001Astell&amp;Kern\u304c\u3053\u308c\u307e\u3067\u5168\u88fd\u54c1\u3092\u901a\u3058\u3066\u5207\u308a\u62d3\u3044\u3066\u304d\u305f\u30cf\u30a4\u30a8\u30f3\u30c9\u30b5\u30a6\u30f3\u30c9\u306e\u9802\u70b9\u3092\u4f53\u73fe\u3057\u3066\u3044\u307e\u3059\u3002 \u72ec\u81ea\u306eTERATON ALPHA\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306b\u3088\u3063\u3066\u5b9f\u73fe\u3057\u305f\u8d85\u4f4e\u30ce\u30a4\u30ba\u3068\u9ad8\u89e3\u50cf\u5ea6\u306f\u3001\u3042\u3089\u3086\u308b\u30b8\u30e3\u30f3\u30eb\u306b\u304a\u3044\u3066\u3001\u3053\u308c\u307e\u3067\u4f53\u9a13\u3057\u305f\u3053\u3068\u306e\u306a\u3044\u97f3\u697d\u306e\u65b0\u305f\u306a\u6b21\u5143\u3092\u5207\u308a\u62d3\u304d\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\uff1cTUBE\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\uff1e\u771f\u306e\u30a2\u30ca\u30ed\u30b0\u30b5\u30a6\u30f3\u30c9 <br \/>\n\u771f\u7a7a\u7ba1\u30a2\u30f3\u30d7\u304c\u6301\u3064\u6e29\u304b\u307f\u306e\u3042\u308b\u8cea\u611f\u3068\u72ec\u81ea\u306e\u30b5\u30a6\u30f3\u30c9\u30b9\u30c6\u30fc\u30b8\u306f\u3001\u3044\u304b\u306a\u308b\u73fe\u4ee3\u306e\u30c7\u30b8\u30bf\u30eb\u30a2\u30f3\u30d7\u3067\u3082\u518d\u73fe\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u771f\u7a7a\u7ba1\u30a2\u30f3\u30d7\u304c\u767b\u5834\u3057\u305f\u305d\u306e\u77ac\u9593\u304b\u3089\u73fe\u4ee3\u306b\u81f3\u308b\u307e\u3067\u3001\u97f3\u697d\u306e\u611f\u60c5\u7684\u306a\u6df1\u307f\u3092\u4f1d\u3048\u308b\u306b\u304a\u3044\u3066\u3001\u3053\u308c\u306b\u52dd\u308b\u3082\u306e\u306f\u3042\u308a\u307e\u305b\u3093\u3002 SP4000T\u306eTUBE\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u306f\u3001\u30af\u30a2\u30c3\u30c9\u69cb\u6210\u306e\u30ea\u30a2\u30eb\u771f\u7a7a\u7ba1\u306a\u3089\u3067\u306f\u306e\u6df1\u304f\u8c4a\u304b\u306a\u30a2\u30ca\u30ed\u30b0\u30b5\u30a6\u30f3\u30c9\u3068\u3001\u6700\u5148\u7aef\u6280\u8853\u304a\u3088\u3073\u30af\u30e9\u30d5\u30c8\u30de\u30f3\u30b7\u30c3\u30d7\u306b\u3088\u3063\u3066\u5b9f\u73fe\u3057\u305f\u753b\u671f\u7684\u306a\u4f4e\u30ce\u30a4\u30ba\u3092\u4e21\u7acb\u3002\u97f3\u697d\u305d\u306e\u3082\u306e\u306b\u5b8c\u5168\u306b\u6ca1\u5165\u3059\u308b\u4f53\u9a13\u3092\u5c4a\u3051\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\uff1cHYBRID\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\uff1e\u9032\u5316\u3057\u305f\u6700\u5148\u7aef\u30a2\u30f3\u30d7\u6280\u8853 <br \/>\n\u300cTUBE\u30a2\u30f3\u30d7\u300d\u3068\u300cOP\u30a2\u30f3\u30d7\u300d\u3001\u3053\u306e2\u3064\u306e\u30e2\u30fc\u30c9\u3092\u8d85\u3048\u305f\u6b21\u4e16\u4ee3\u306e\u300cHYBRID\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u300d\u306f\u3001\u3042\u306a\u305f\u597d\u307f\u306e\u97f3\u8272\u3092\u81ea\u5728\u306b\u9078\u629e\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u30a2\u30ca\u30ed\u30b0\u306a\u3089\u3067\u306f\u306e\u611f\u6027\u3068\u3001\u9ad8\u89e3\u50cf\u5ea6\u51fa\u529b\u306e\u5229\u70b9\u3092\u878d\u5408\u3055\u305b\u3001\u878d\u5408\u5ea6\u5408\u3044\u30925\u6bb5\u968e\u8abf\u6574\u53ef\u80fd\u306aHYBRID\u30a2\u30f3\u30d7\u30e2\u30fc\u30c9\u306b\u3088\u308a\u3001\u3042\u306a\u305f\u306e\u597d\u307f\u3084\u97f3\u697d\u306b\u5408\u308f\u305b\u3066\u3001\u7406\u60f3\u306e\u30b5\u30a6\u30f3\u30c9\u3092\u81ea\u7531\u81ea\u5728\u306b\u63cf\u304d\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u3068\u30a2\u30ca\u30ed\u30b0\u4fe1\u53f7\u3092\u5b8c\u5168\u306b\u5206\u96e2\u3057\u305fHEXA\u30aa\u30fc\u30c7\u30a3\u30aa\u56de\u8def\u69cb\u9020<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550294\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/detail_astell-and-kern_a-and-ultima-sp400t-silver_7-e1784106118190.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>SP4000T \u306f\u3001AKM\u306e\u6700\u65b0\u30d5\u30e9\u30c3\u30b0\u30b7\u30c3\u30d7DAC\u300cAK4499EX\u300d\u30922\u57fa\u642d\u8f09\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3055\u3089\u306b\u5de6\u53f3\u306e\u30c1\u30e3\u30f3\u30cd\u30eb\u305d\u308c\u305e\u308c\u306b\u5c02\u7528\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u30fc\u300cAK4191EQ\u300d\u3092\u914d\u7f6e\u3057\u3001\u5b8c\u5168\u306a\u30c7\u30a3\u30b9\u30af\u30ea\u30fc\u30c8\u56de\u8def\u69cb\u6210\u3092\u5b9f\u73fe\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u3068\u30a2\u30ca\u30ed\u30b0\u4fe1\u53f7\u3092DAC\u5185\u90e8\u3067\u4e00\u62ec\u51e6\u7406\u3059\u308b\u4e00\u822c\u7684\u306aDAP\u3068\u306f\u7570\u306a\u308a\u3001SP4000T\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u56de\u8def\u306f\u3001\u5c02\u7528\u306e\u30c7\u30b8\u30bf\u30eb\u30fb\u30c7\u30eb\u30bf\u30b7\u30b0\u30de\u30fb\u30e2\u30b8\u30e5\u30ec\u30fc\u30bf\u30fc\uff08AK4191EQ\uff09\u306b\u3088\u3063\u3066\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u306e\u30ce\u30a4\u30ba\u3092\u4f4e\u6e1b\u3055\u305b\u305f\u5f8c\u3001\u5b8c\u5168\u306b\u72ec\u7acb\u3057\u305f\u30a2\u30ca\u30ed\u30b0DAC\uff08AK4499EX\uff09\u3078\u3068\u4f1d\u9001\u3057\u3001\u30a2\u30ca\u30ed\u30b0\u4fe1\u53f7\u3092\u500b\u5225\u306b\u51e6\u7406\u3057\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u306e\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u30d1\u30b9\u3068\u30a2\u30ca\u30ed\u30b0\u4fe1\u53f7\u30d1\u30b9\u306e\u7269\u7406\u7684\u306a\u5b8c\u5168\u5206\u96e2\u8a2d\u8a08\u306b\u3088\u308a\u3001SP4000T\u3092\u8c61\u5fb4\u3059\u308b\u30a2\u30ca\u30ed\u30b0\u30b5\u30a6\u30f3\u30c9\u306f\u3001\u304b\u3064\u3066\u306a\u3044\u307b\u3069\u306e\u6df1\u307f\u3092\u5099\u3048\u3066\u5177\u73fe\u5316\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u6c34\u5e73\u4e26\u5217\u914d\u7f6eOP AMP\u306b\u3088\u308bHigh Driving Mode<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550303\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901150-09-e1784106294569.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>SP4000T \u306f\u3001SP4000\u3068\u540c\u3058\u304f\u5f93\u6765\u6a5f\u306e2\u500d\u306eOP AMP\u3092\u4f7f\u7528\u3057\u6c34\u5e73\u306b\u4e26\u5217\u914d\u7f6e\u3059\u308b\u3053\u3068\u3067\u3001\u96fb\u6d41\u3092\u5927\u5e45\u306b\u5897\u52a0\u3055\u305b\u3001\u3088\u308a\u8c4a\u304b\u3067\u7dfb\u5bc6\u306a\u30b5\u30a6\u30f3\u30c9\u3092\u5b9f\u73fe\u3057\u305f\u300cHigh Driving Mode\u300d\u3092\u642d\u8f09\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u308c\u306b\u3088\u308a\u901a\u5e38\u306f\u30c9\u30e9\u30a4\u30d6\u529b\u3092\u4e0a\u3052\u308b\u3068\u4f9b\u7d66\u96fb\u6d41\u304c\u5897\u52a0\u3057\u3066THD\u306b\u5f71\u97ff\u3057\u3001\u9006\u306b\u30ce\u30a4\u30ba\u3092\u6e1b\u3089\u3059\u3068\u30c9\u30e9\u30a4\u30d6\u529b\u304c\u4e0d\u8db3\u3059\u308b\u3068\u3044\u3046\u9577\u5e74\u306e\u554f\u984c\u3092\u30af\u30ea\u30a2\u3057\u3001\u3088\u308a\u6df1\u304f\u5965\u884c\u304d\u306e\u3042\u308b\u30d1\u30ef\u30d5\u30eb\u306a\u30b5\u30a6\u30f3\u30c9\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>Nomal Mode\u3068High Driving Mode \u306f\u5207\u308a\u66ff\u3048\u304c\u53ef\u80fd\u3067\u3001High Driving Mode\u6642\u306b\u306f\u6c34\u5e73\u4e26\u5217\u914d\u7f6e\u3057\u305fOP AMP\u3092\u5168\u3066\u4f7f\u7528\u3057\u3001\u56db\u8f2a\u99c6\u52d5\u8eca\u304c\u60aa\u8def\u3092\u78ba\u5b9f\u306b\u8d70\u7834\u3059\u308b\u3088\u3046\u306a\u3001\u30c8\u30eb\u30af\u611f\u304c\u3042\u308a\u529b\u5f37\u304f\u5b89\u5b9a\u3057\u305f\u51fa\u529b\u306b\u3088\u3063\u3066\u3001\u7e4a\u7d30\u306a\u97f3\u306e\u30c7\u30a3\u30c6\u30fc\u30eb\u307e\u3067\u6b63\u78ba\u306b\u518d\u73fe\u3057\u3001\u3088\u308a\u6df1\u304f\u30af\u30ea\u30a2\u3067\u81e8\u5834\u611f\u3042\u3075\u308c\u308b\u97f3\u697d\u3092\u304a\u697d\u3057\u307f\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n[\u76f4\u5217\u914d\u7f6e\u306eOP AMP\u69cb\u6210] <br \/>\n\u99c6\u52d5\u7bc4\u56f2\u306f\u76f4\u7dda\u7684\u306b\u5e83\u304c\u308a\u307e\u3059\u304c\u3001\u30ce\u30a4\u30ba\u306e\u5897\u52a0\u3084S\/N\u6bd4\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u97f3\u306b\u529b\u5f37\u3055\u3092\u611f\u3058\u308b\u53cd\u9762\u3001\u8352\u3005\u3057\u3055\u3084\u30ad\u30c4\u3055\u304c\u5897\u3048\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n[\u4e26\u5217\u914d\u7f6e\u306eOP AMP\u69cb\u6210] <br \/>\n\u99c6\u52d5\u7bc4\u56f2\u306f\u6c34\u5e73\u65b9\u5411\u306b\u5e83\u304c\u308a\u3001\u30ce\u30a4\u30ba\u306e\u5897\u52a0\u3084S\/N\u6bd4\u306e\u4f4e\u4e0b\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u7d50\u679c\u3001\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ec\u30f3\u30b8\u304c\u5e83\u304c\u308a\u3001\u97f3\u306e\u30c7\u30a3\u30c6\u30fc\u30eb\u304c\u5f37\u8abf\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u7fa4\u9045\u5ef6\u3092\u6700\u5c0f\u5316\u3059\u308b\u72ec\u81ea\u306eESA\u30c6\u30af\u30ce\u30ed\u30b8\u30fc<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550304\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901150-10-e1784106352574.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>SP4000T \u306f\u3001\u72ec\u81ea\u306eESA\uff08Enhanced Signal Alignment\uff09\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u642d\u8f09\u3057\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u9577\u5e74\u306e\u8ab2\u984c\u306e\u4e00\u3064\u3067\u3042\u308b\u7fa4\u9045\u5ef6\u3092\u5927\u5e45\u306b\u6539\u5584\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u30aa\u30fc\u30c7\u30a3\u30aa\u306b\u304a\u3051\u308b\u7fa4\u9045\u5ef6\u3068\u306f\u3001\u5404\u5468\u6ce2\u6570\u304c\u5185\u90e8\u30b7\u30b9\u30c6\u30e0\u3092\u901a\u904e\u3059\u308b\u306e\u306b\u304b\u304b\u308b\u6642\u9593\u5dee\u3092\u6307\u3057\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u4fe1\u53f7\u5185\u306e\u7570\u306a\u308b\u5468\u6ce2\u6570\u304c\u540c\u6642\u306b\u5230\u9054\u305b\u305a\u3001\u308f\u305a\u304b\u306a\u9045\u5ef6\u304c\u751f\u3058\u308b\u73fe\u8c61\u306e\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>ESA\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306f\u3001\u5468\u6ce2\u6570\u4fe1\u53f7\u3092\u3088\u308a\u5747\u4e00\u306b\u6574\u5217\u3055\u305b\u3001\u5468\u6ce2\u6570\u6b6a\u307f\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u97f3\u306e\u660e\u77ad\u5ea6\u3068\u7d14\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u4fe1\u53f7\u30ed\u30b9\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308bAny Layer HDI PCB<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550305\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901150-11-e1784106401453.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>SP4000T \u306b\u306f\u6700\u9ad8\u30ec\u30d9\u30eb\u306eAny Layer HDI\uff08High-Density Interconnect\uff09 PCB \u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u304c\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3084\u9ad8\u6027\u80fd\u96fb\u5b50\u6a5f\u5668\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u306e\u9ad8\u5ea6\u306a\u56de\u8def\u57fa\u677f\u306f\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30b9\u30da\u30fc\u30b9\u306b\u8907\u96d1\u306a\u56de\u8def\u3092\u7cbe\u5bc6\u306b\u8a2d\u8a08\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4fe1\u53f7\u7d4c\u8def\u3092\u6700\u9069\u5316\u51fa\u6765\u308b\u3053\u3068\u3067\u4fe1\u53f7\u306e\u30ed\u30b9\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u3088\u308a\u6d17\u7df4\u3055\u308c\u305f\u8a73\u7d30\u306a\u30b5\u30a6\u30f3\u30c9\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u7d14\u5ea699.9%\u306e\u9285\u88fd\u30b7\u30fc\u30eb\u30c9\u7f36<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550306\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901150-04-e1784106493354.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Astell&amp;Kern \u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u30d7\u30ec\u30fc\u30e4\u30fc\u306f\u30aa\u30fc\u30c7\u30a3\u30aa\u30d6\u30ed\u30c3\u30af\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u69d8\u3005\u306a\u30ce\u30a4\u30ba\u3084\u96fb\u78c1\u5e72\u6e09\u3092\u906e\u65ad\u3059\u308b\u305f\u3081\u3001\u7cbe\u5bc6\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30b7\u30fc\u30eb\u30c9\u7f36\u3092\u642d\u8f09\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>SP4000T\u306f\u3001\u7d14\u5ea699.9%\u306e\u9285\u88fd\u30b7\u30fc\u30eb\u30c9\u7f36\u3092\u63a1\u7528\u3057\u3001\u512a\u308c\u305f\u30b7\u30fc\u30eb\u30c9\u6027\u80fd\u3060\u3051\u3067\u306a\u304f\u3001\u3053\u308c\u307e\u3067\u4ee5\u4e0a\u306b\u30af\u30ea\u30a2\u3067\u660e\u77ad\u306a\u30b5\u30a6\u30f3\u30c9\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>Android 15 Full Android OS \u3068 SRC\u3092\u514b\u670d\u3059\u308b\u72ec\u81ea\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u6280\u8853ADP<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550307\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901150-05-e1784106543464.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3092\u4e2d\u5fc3\u3068\u3057\u305f\u97f3\u697d\u518d\u751f\u30b9\u30bf\u30a4\u30eb\u3078\u306e\u79fb\u884c\u306b\u5408\u308f\u305b\u3001SP4000T\u306f\u6700\u65b0Android 15\u306eFullAndroid OS \u3092\u63a1\u7528\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u30d5\u30e9\u30c3\u30b0\u30b7\u30c3\u30d7\u306e\u9ad8\u97f3\u8cea\u3092\u5b9f\u73fe\u3059\u308b\u3060\u3051\u3067\u306f\u306a\u304f\u3001\u30a2\u30d7\u30ea\u3092\u81ea\u7531\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u3067\u5229\u4fbf\u6027\u3082\u5411\u4e0a\u3055\u305b\u3001\u6b21\u4e16\u4ee3\u30c7\u30b8\u30bf\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa\u30d7\u30ec\u30fc\u30e4\u30fc\u3068\u3057\u3066\u9032\u5316\u3092\u9042\u3052\u3066\u3044\u307e\u3059\u3002\u305d\u3057\u3066\u72ec\u81ea\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u6280\u8853ADP\uff08Astell&amp;Kern Direct Path\uff09\u306b\u3088\u308a\u3001Android OS\u306e\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5236\u9650\uff08SRC\uff09\u3092\u514b\u670d\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u74b0\u5883\u306b\u304a\u3044\u3066\u3082\u30d3\u30c3\u30c8\u30d1\u30fc\u30d5\u30a7\u30af\u30c8\u306a\u30ed\u30b9\u30ec\u30b9\u518d\u751f\u3092\u53ef\u80fd\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>VSE\u3092\u4f7f\u7528\u3057\u305fAdvanced DAR<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550309\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901150-07-e1784106591845.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c2\u4e16\u4ee3DAR\uff08Digital Audio Remaster\uff09\u6280\u8853\u3068\u306a\u308bAdvanced DAR\u3092\u642d\u8f09\u3057\u3001\u3088\u308a\u9ad8\u7cbe\u5ea6\u306a\u30a2\u30c3\u30d7\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3092\u5b9f\u73fe\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u30aa\u30fc\u30c7\u30a3\u30aa\u30d5\u30a1\u30a4\u30eb\u3092\u76f4\u63a5DAR\u30a8\u30f3\u30b8\u30f3\u306b\u9001\u3089\u305a\u3001\u307e\u305aVSE\uff08Virtual SoundExtender\uff09\u3092\u4f7f\u3063\u3066\u5931\u308f\u308c\u305f\u500d\u97f3\u3092\u4eee\u60f3\u5fa9\u5143\u3057\u3001\u521d\u671f\u6bb5\u968e\u3067\u97f3\u8cea\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u305d\u306e\u5f8c\u3001\u9ad8\u5ea6\u306aDAR\u30a8\u30f3\u30b8\u30f3\u304c2\u6bb5\u968e\u76ee\u306e\u30a2\u30c3\u30d7\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9\u3092\u3001\u3088\u308a\u6b63\u78ba\u306b\u5b9f\u884c\u3057\u307e\u3059\u3002\u3053\u306e2\u6bb5\u968e\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3088\u308a\u3001\u30ea\u30b9\u30ca\u30fc\u306f\u3053\u308c\u307e\u3067\u4ee5\u4e0a\u306b\u30aa\u30ea\u30b8\u30ca\u30eb\u30ec\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306b\u8fd1\u3044\u3001\u6df1\u304f\u6ca1\u5165\u611f\u306e\u3042\u308b\u30b5\u30a6\u30f3\u30c9\u3092\u697d\u3057\u3080\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3010PCM\u5909\u63dbDAR\u3011 <br \/>\n\u30fb44.1\/88.2\/176.4KHz \u306e PCM \u306f352.8KHz \u306b\u5909\u63db\u3057\u3066\u518d\u751f\u3055\u308c\u307e\u3059\u3002 <br \/>\n\u30fb48\/96\/192KHz \u306ePCM\u306f384KHz\u306b\u5909\u63db\u3057\u3066\u518d\u751f\u3055\u308c\u307e\u3059\u3002 <br \/>\n\u203bPCM\u30a2\u30c3\u30d7\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u306eDAR\u3092\u9078\u629e\u3057\u3066\u3044\u308b\u5834\u5408\u3001DSD\u518d\u751f\u6642\u306ePCM\u5909\u63db\u306f\u884c\u308f\u308c\u307e\u305b\u3093\u3002 <br \/>\n\u203b\u91cf\u5b50\u5316\u30d3\u30c3\u30c8\u657016\/24\/32bit\u306f\u5168\u306632bit\u306b\u5909\u63db\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3010DSD\u5909\u63dbDAR\u3011 <br \/>\n\u30fb96KHz\u4ee5\u4e0b\u306ePCM\u30d5\u30a1\u30a4\u30eb\u306f\u3001DSD128\u306b\u5909\u63db\u3057\u3066\u518d\u751f\u3055\u308c\u307e\u3059\u3002 <br \/>\n\u30fb176.4KHz \u4ee5\u4e0a\u306ePCM\u30d5\u30a1\u30a4\u30eb\u306f\u3001DSD256\u306b\u5909\u63db\u3057\u3066\u518d\u751f\u3055\u308c\u307e\u3059\u3002 <br \/>\n\u203bDSD\u5909\u63db\u306eDAR\u3092\u9078\u629e\u3057\u3066\u3044\u308b\u5834\u5408\u3001DSD64\/128\u306eDSD\u30d5\u30a1\u30a4\u30eb\u306f\u3001DSD256\u306b\u5909\u63db\u3057\u3066\u518d\u751f\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30cf\u30a6\u30b8\u30f3\u30b0\u7d20\u6750\u306bStainless Steel 316L\u3092\u63a1\u7528<\/h3>\n<p>SP4000T\u00a0\u306e\u30cf\u30a6\u30b8\u30f3\u30b0\u306b\u306f\u3001\u5c0e\u96fb\u6027\u3068\u8010\u98df\u6027\u306b\u512a\u308c\u305fStainless\u00a0Steel\u00a0316L\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30c7\u30e5\u30a2\u30eb\u30a2\u30f3\u30c6\u30ca\u8a2d\u8a08\u3068PD3.0\u6025\u901f\u5145\u96fb\u5bfe\u5fdc\u3001\u9ad8\u5ea6\u306a\u30d0\u30c3\u30c6\u30ea\u30fc\u4fdd\u8b77\u30e2\u30fc\u30c9<\/h3>\n<p>SP4000T \u306f\u3001Astell&amp;Kern \u521d\u3068\u306a\u308b\u30c7\u30e5\u30a2\u30eb\u30a2\u30f3\u30c6\u30ca\u8a2d\u8a08\u306b\u3088\u308a\u3001\u3088\u308a\u9ad8\u901f\u3067\u5b89\u5b9a\u3057\u305f\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u4f53\u9a13\u3092\u5b9f\u73fe\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u793e\u5185\u30c6\u30b9\u30c8\u306b\u304a\u3044\u3066\u30015GHz\u5e2f\u3067\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u901f\u5ea6\u306f\u5f93\u6765\u30e2\u30c7\u30eb\u3068\u6bd4\u8f03\u3057\u3066\u7d042\u500d\u306b\u5411\u4e0a\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001SP4000T\u306fPD3.0\u6025\u901f\u5145\u96fb\u306b\u5bfe\u5fdc\u3057\u3001\u7d045\u6642\u9593\u3067\u30d5\u30eb\u5145\u96fb\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3055\u3089\u306b\u9032\u5316\u3055\u305b\u305f\u30d0\u30c3\u30c6\u30ea\u30fc\u4fdd\u8b77\u30e2\u30fc\u30c9\u3092\u642d\u8f09\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u308c\u307e\u306785%\u306b\u56fa\u5b9a\u3055\u308c\u3066\u3044\u305f\u30d0\u30c3\u30c6\u30ea\u30fc\u4fdd\u8b77\u30e2\u30fc\u30c9\u304c\u3001\u3088\u308a\u591a\u5f69\u306a\u30aa\u30d7\u30b7\u30e7\u30f3\u304b\u3089\u9078\u629e\u53ef\u80fd\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u30df\u30e5\u30fc\u30b8\u30c3\u30af\u30e9\u30a4\u30d5\u30b9\u30bf\u30a4\u30eb\u306b\u6700\u9069\u306a\u8a2d\u5b9a\u3092\u9078\u629e\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\u512a\u308c\u305f\u30aa\u30fc\u30c7\u30a3\u30aa\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u9ad8\u3044\u6a5f\u80fd\u62e1\u5f35\u6027<\/h3>\n<p>\u30fb768KHz\/32bit\u3001DSD512 \u30cd\u30a4\u30c6\u30a3\u30d6\u518d\u751f\u5bfe\u5fdc <br \/>\n\u30fb\u518d\u751f\u4e2d\u306e\u66f2\u306e\u30d3\u30c3\u30c8\u6df1\u5ea6\u60c5\u5831\u3092\u8868\u73fe\u3059\u308b\u30dc\u30ea\u30e5\u30fc\u30e0LED <br \/>\n\u30fbDAC\u30d5\u30a3\u30eb\u30bf\u30fc\u5909\u66f4\u6a5f\u80fd\uff086\u7a2e\u985e\uff09 <br \/>\n\u30fb\u30b9\u30d4\u30fc\u30ab\u30fc\u306b\u8fd1\u3044\u97f3\u50cf\u3092\u5b9f\u73fe\u3059\u308b\u30af\u30ed\u30b9\u30d5\u30a3\u30fc\u30c9\u6a5f\u80fd <br \/>\n\u30fb\u30ea\u30d7\u30ec\u30a4\u30b2\u30a4\u30f3\u6a5f\u80fd \u203b192kHz\/24bit\u307e\u3067\u306e\u97f3\u6e90\u306b\u5bfe\u5fdc<br \/>\n\u30fbUSB-DAC\u6a5f\u80fd \u203bWindows\u7528\u30c9\u30e9\u30a4\u30d0\u30fc\u306fHP\u304b\u3089\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9 <br \/>\n\u30fbUSB\u30c7\u30b8\u30bf\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa\u51fa\u529b\u3001\u5149\u30c7\u30b8\u30bf\u30eb\u51fa\u529b\uff083.5mm\uff09\u6a5f\u80fd <br \/>\n\u30fbBluetooth 5.2\u3001aptX HD \/ LDAC \/ LHDC \u30b3\u30fc\u30c7\u30c3\u30af\u5bfe\u5fdc <br \/>\n\u30fbBluetooth \u30ec\u30b7\u30fc\u30d0\u30fc\u6a5f\u80fd\u300cBT Sink\u300d <br \/>\n\u30fb\u30ef\u30a4\u30e4\u30ec\u30b9\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001\u304c\u53ef\u80fd\u306a\u300cAK File Drop\u300d\u6a5f\u80fd <br \/>\n\u30fbAirPlay \u5bfe\u5fdc <br \/>\n\u30fbDLNA\u5f37\u5316\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30fc\u30c7\u30a3\u30aa\u518d\u751f\u6a5f\u80fd\u300cAK Connect\u300d\u5bfe\u5fdc <br \/>\n\u30fbRoon Ready \u5bfe\u5fdc\uff08Roon ARC APP\u5bfe\u5fdc\uff09\u3002 <br \/>\n\u30fbQobuz Connect \u5bfe\u5fdc <br \/>\n\u30fb\u5225\u58f2\u306eAK Cradle\u306b\u5bfe\u5fdc<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>Astell&amp;Kern A&amp;ultima SP4000T Silver \u4e3b\u306a\u30b9\u30da\u30c3\u30af<\/h3>\n<table width=\"471\">\n<tbody>\n<tr>\n<td width=\"113\">\u30e2\u30c7\u30eb\u540d<\/td>\n<td width=\"358\">A&amp;ultima SP4000T<\/td>\n<\/tr>\n<tr>\n<td>\u672c\u4f53\u7d20\u6750<\/td>\n<td width=\"358\">Stainless Steel 316L\uff08Silver\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4<\/td>\n<td width=\"358\">6 \u30a4\u30f3\u30c1 2K\uff082160\u00d71080\uff09\u30bf\u30c3\u30c1\u30b9\u30af\u30ea\u30fc\u30f3<\/td>\n<\/tr>\n<tr>\n<td>\u30b5\u30a4\u30ba (W\u00d7H\u00d7D)<\/td>\n<td>85.7mm \u00d7 150mm \u00d7 19.5mm<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u91cf<\/td>\n<td width=\"358\">\u7d04565g<\/td>\n<\/tr>\n<tr>\n<td>\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8<\/td>\n<td>OTA<\/td>\n<\/tr>\n<tr>\n<td>\u52d5\u4f5c\u6e29\u5ea6<\/td>\n<td width=\"358\">0\u2103 ~ +40\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u5bfe\u5fdcOS<\/td>\n<td>Windows 10 (32\/64bit) 11 (64bit) \/ MAC OS X 10.7<\/td>\n<\/tr>\n<tr>\n<td>\u5185\u8535\u30e1\u30e2\u30ea<\/td>\n<td width=\"358\">256GB [NAND]\n\u203b\u30b7\u30b9\u30c6\u30e0\u9818\u57df\u3092\u542b\u3080<\/td>\n<\/tr>\n<tr>\n<td>\u5916\u90e8\u30e1\u30e2\u30ea\u5bfe\u5fdc<\/td>\n<td width=\"358\">microSD \u30b9\u30ed\u30c3\u30c8\u00d71 (\u6700\u59272TB)<\/td>\n<\/tr>\n<tr>\n<td>Wi-Fi<\/td>\n<td>802.11 a\/b\/g\/n\/ac\/ax (2.4\/5GHz)<\/td>\n<\/tr>\n<tr>\n<td>Bluetooth<\/td>\n<td width=\"358\">V5.2 (A2DP, AVRCP \/ SBC, AAC, Qualcomm aptX HD, LDAC, LHDC)<\/td>\n<\/tr>\n<tr>\n<td>\u5bfe\u5fdc\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f<\/td>\n<td>WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF<\/td>\n<\/tr>\n<tr>\n<td>CPU<\/td>\n<td>Octa-core<\/td>\n<\/tr>\n<tr>\n<td>DAC<\/td>\n<td>AKM AK4191EQ\u00d72 + AK4499EX\u00d72 (Dual DAC)<\/td>\n<\/tr>\n<tr>\n<td>\u5bfe\u5fdc\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30ec\u30fc\u30c8<\/td>\n<td width=\"358\">PCM\u6700\u5927 : 768KHz (16\/24\/32bit)<br \/>\nDSD\u6700\u5927 : DSD512 (22.4MHz\/1bit) \u30b9\u30c6\u30ec\u30aa<\/td>\n<\/tr>\n<tr>\n<td>\u5165\u529b<\/td>\n<td>USB Type-C (\u5145\u96fb\uff06\u30c7\u30fc\u30bf\u8ee2\u9001)<\/td>\n<\/tr>\n<tr>\n<td>\u51fa\u529b<\/td>\n<td width=\"358\">3.5mm3\u6975\u30a2\u30f3\u30d0\u30e9\u30f3\u30b9\u51fa\u529b(\u5149\u30c7\u30b8\u30bf\u30eb\u51fa\u529b\u517c\u7528)<br \/>\n4.4mm5\u6975\u30d0\u30e9\u30f3\u30b9\u51fa\u529b (5\u6975GND\u7d50\u7dda)<\/td>\n<\/tr>\n<tr>\n<td>\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u30ec\u30d9\u30eb<\/td>\n<td>\u30a2\u30f3\u30d0\u30e9\u30f3\u30b9 4.2Vrms \/ \u30d0\u30e9\u30f3\u30b9 8Vrms (\u7121\u8ca0\u8377)<\/td>\n<\/tr>\n<tr>\n<td>\u51fa\u529b\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9<\/td>\n<td>\u30a2\u30f3\u30d0\u30e9\u30f3\u30b9 3.5mm (0.7\u03a9) \/ \u30d0\u30e9\u30f3\u30b9 4.4mm (1.7\u03a9)<\/td>\n<\/tr>\n<tr>\n<td>\u5468\u6ce2\u6570\u7279\u6027<\/td>\n<td width=\"358\">\u00b10.006dB (20Hz~20kHz) \u30a2\u30f3\u30d0\u30e9\u30f3\u30b9 \/ \u00b10.006dB (20Hz~20kHz) \u30d0\u30e9\u30f3\u30b9<br \/>\n\u00b10.06dB (20Hz~70kHz) \u30a2\u30f3\u30d0\u30e9\u30f3\u30b9 \/ \u00b10.06dB (20Hz~70kHz) \u30d0\u30e9\u30f3\u30b9<\/td>\n<\/tr>\n<tr>\n<td>S\/N\u6bd4<\/td>\n<td>124dB @ 1kHz, \u30a2\u30f3\u30d0\u30e9\u30f3\u30b9 \/ 125dB @ 1kHz, \u30d0\u30e9\u30f3\u30b9<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30ed\u30b9\u30c8\u30fc\u30af<\/td>\n<td>-136dB @ 1kHz, \u30a2\u30f3\u30d0\u30e9\u30f3\u30b9 \/ -145dB @ 1kHz, \u30d0\u30e9\u30f3\u30b9<\/td>\n<\/tr>\n<tr>\n<td>THD+N<\/td>\n<td>0.0006% @ 1kHz, \u30a2\u30f3\u30d0\u30e9\u30f3\u30b9 \/ 0.0004% @ 1kHz, \u30d0\u30e9\u30f3\u30b9<\/td>\n<\/tr>\n<tr>\n<td>IMD<\/td>\n<td>0.0004% 800Hz 10kHz (4:1)\u30a2\u30f3\u30d0\u30e9\u30f3\u30b9 \/ 0.0004% 800Hz 10kHz (4:1)\u30d0\u30e9\u30f3\u30b9<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30ed\u30c3\u30af\u30b8\u30c3\u30bf\u30fc<\/td>\n<td>25ps (Typ)<\/td>\n<\/tr>\n<tr>\n<td>\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u30af\u30ed\u30c3\u30af\u30b8\u30c3\u30bf\u30fc<\/td>\n<td>200 fs<\/td>\n<\/tr>\n<tr>\n<td>\u30d0\u30c3\u30c6\u30ea\u30fc<\/td>\n<td>7,450mAh 3.8V \u30ea\u30c1\u30a6\u30e0\u30dd\u30ea\u30de\u30fc<\/td>\n<\/tr>\n<tr>\n<td>\u5145\u96fb\u6642\u9593<\/td>\n<td>\u7d045\u6642\u9593 (PD 3.0\u5145\u96fb\u6642)<\/td>\n<\/tr>\n<tr>\n<td>\u518d\u751f\u6642\u9593<\/td>\n<td width=\"358\">\u7d0410\u6642\u9593<br \/>\n(Nomal Mode, FLAC, 44.1KHz\/16bit, Vol.50, LCD\u30aa\u30d5, \u30a2\u30f3\u30d0\u30e9\u30f3\u30b9\u51fa\u529b, LED\u30aa\u30f3, OP\u30a2\u30f3\u30d7)<\/td>\n<\/tr>\n<tr>\n<td>\u4ed8\u5c5e\u54c1<\/td>\n<td width=\"358\">\u25a1SP4000T\u5c02\u7528\u30ec\u30b6\u30fc\u30b1\u30fc\u30b9<br \/>\n\u25a1\u30a4\u30e4\u30db\u30f3\u643a\u5e2f\u7528\u30ec\u30b6\u30fc\u30dd\u30fc\u30c1 <br \/>\n\u25a1USB Type-C to Type-C\u30b1\u30fc\u30d6\u30eb<br \/>\n\u25a1\u753b\u9762\u4fdd\u8b77\u30b7\u30fc\u30c8<br \/>\n\u25a1microSD\u30ab\u30fc\u30c9\u30b9\u30ed\u30c3\u30c8\u30ab\u30d0\u30fc<\/td>\n<\/tr>\n<tr>\n<td>\u751f\u7523\u56fd<\/td>\n<td>\u97d3\u56fd<\/td>\n<\/tr>\n<tr>\n<td>\u30e1\u30fc\u30ab\u30fc\u4fdd\u8a3c<\/td>\n<td>\u672c\u4f531\u5e74 \/ \u4ed8\u5c5e\u54c190\u65e5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u203b\u30e1\u30fc\u30ab\u30fc\u8cc7\u6599\u3088\u308a\u5f15\u7528<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2>Astell&amp;Kern A&amp;ultima SP4000T Case Black<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550311\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901297-01-e1784106827799.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p><a href=\"https:\/\/www.e-earphone.jp\/products\/720926\" target=\"_blank\" rel=\"noopener\"><span style=\"font-size: 14px;\"><strong><span style=\"color: #ff00ff;\">\u25bcAstell&amp;Kern A&amp;ultima SP4000T Case Black\u3000 e\u2606\u30a4\u30e4\u30db\u30f3 \u30aa\u30f3\u30e9\u30a4\u30f3\u30b9\u30c8\u30a2\u4fa1\u683c\uffe522,770- (\u7a0e\u8fbc)<\/span><\/strong><\/span><\/a><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #339966; font-size: 24px;\"><strong><span style=\"color: #ff0000;\">2026\u5e747\u670825\u65e5\u767a\u58f2\uff01<\/span><\/strong><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\uff1cGRUPPO MASTROTTO\uff1e<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550312\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901297-02-e1784107118502.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>1958 \u5e74\u306b\u30de\u30b9\u30c8\u30ed\u30c3\u30c8\u5bb6\u304c\u30a4\u30bf\u30ea\u30a2\u306e\u30a2\u30eb\u30c4\u30a3\u30cb\u30e3\u30fc\u30ce\u306b\u300c\u30b3\u30f3\u30c4\u30a7\u30ea\u30a2\u30fb\u30de\u30b9\u30c8\u30ed\u30c3\u30c8\u300d\u3092\u8a2d\u7acb\u3057\u3066\u4ee5\u6765\u300160\u5e74\u4ee5\u4e0a\u306e\u4f1d\u7d71\u3092\u53d7\u3051\u7d99\u3050\u76ae\u9769\u5c02\u9580\u30e1\u30fc\u30ab\u30fc\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4e16\u754c\u4e2d\u306b2,200\u4eba\u4ee5\u4e0a\u306e\u5f93\u696d\u54e1\u3092\u64c1\u3057\u300115\u306e\u5de5\u5834\u306718\u306e\u53b3\u683c\u306a\u5de5\u7a0b\u3092\u7d4c\u3066\u9ad8\u54c1\u8cea\u306e\u30ec\u30b6\u30fc\u3092\u751f\u7523\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u76ae\u9769\u7523\u696d\u306b\u304a\u3044\u3066\u30a4\u30bf\u30ea\u30a2\u3067\u6700\u3082\u6a29\u5a01\u3042\u308b\u30b0\u30eb\u30fc\u30d7\u306e\u3072\u3068\u3064\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h3>\uff1cBADALASSI CARLO\uff1e<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1550313\" src=\"https:\/\/e-earphone.blog\/wp-content\/uploads\/2026\/07\/8800309901297-03-e1784107163756.jpg\" alt=\"\" width=\"640\" height=\"640\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>40 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\u4ee5\u4e0aPR\u30b9\u30bf\u30c3\u30d5\u304c\u304a\u9001\u308a\u3057\u307e\u3057\u305f\uff01<\/p>\n<p>&nbsp;<\/p>\n<p>\u203b\u8a18\u4e8b\u4e2d\u306e\u5546\u54c1\u4fa1\u683c\u30fb\u60c5\u5831\u306f\u63b2\u8f09\u5f53\u6642\u306e\u3082\u306e\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30d3\u30f3\u30c6\u30fc\u30b8\u771f\u7a7a\u7ba1\u300cRAYTHEON 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