{"id":6862,"date":"2019-01-07T20:44:00","date_gmt":"2019-01-07T11:44:00","guid":{"rendered":"https:\/\/y2tech.net\/blog\/?p=6862"},"modified":"2019-01-08T21:07:13","modified_gmt":"2019-01-08T12:07:13","slug":"digital-audio-topics-in-ces2019","status":"publish","type":"post","link":"https:\/\/y2tech.net\/blog\/audio\/digital-audio\/digital-audio-topics-in-ces2019-6862\/","title":{"rendered":"CES2019\u3067\u306eDAC\u95a2\u9023\u306e\u52d5\u304d"},"content":{"rendered":"<h3>CES2019\u3067\u767a\u8868\u3055\u308c\u308bDAC\u95a2\u9023\u306e\u8a71\u984c\u3092\u62fe\u3063\u3066\u307f\u305f<\/h3>\r\n<br>\r\n<p>1\/8\u304b\u3089\u30e9\u30b9\u30d9\u30ac\u30b9\u3067\u6052\u4f8b\u306eCES\u304c\u958b\u50ac\u3055\u308c\u308b\u304c\u3001\u30c7\u30b8\u30bf\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa\u95a2\u9023\u3067\u306fESS\u793e\u3068AKM\u793e\u304b\u3089\u65b0\u3057\u3044DAC\u30c1\u30c3\u30d7\u304c\u516c\u958b\u3055\u308c\u308b\u3068\u3044\u3046\u30a2\u30ca\u30a6\u30f3\u30b9\u304c\u30d7\u30ec\u30b9\u30ea\u30ea\u30fc\u30b9\u306a\u3069\u3092\u901a\u3058\u3066\u884c\u308f\u308c\u3066\u3044\u308b\uff0e<\/p>\r\n<br>\r\n<p>ESS\u793e\u306fMQA\u30b3\u30fc\u30c7\u30c3\u30af\u3092\u5185\u8535\u3057\u305fDAC\u30c1\u30c3\u30d7 ES9068Q\u3001USB\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u4e00\u4f53\u578b\u306eES9281PRO\u304cESS\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3067\u6982\u8981\u3092\u767a\u8868\u3057\u3066\u3044\u308b\uff0e<\/p>\r\n<br>\r\n<ul>\r\n<li>\u3000<a href=\"http:\/\/www.esstech.com\/index.php\/en\/news\/newsroom\/ess-introduces-worlds-first-codec-hardware-mqa-hi-res-rendering\/\" rel=\"noopener\" target=\"_blank\">ESS Introduces the World\u2019s First CODEC with Hardware MQA Hi-Res Rendering. <\/a><\/li>\r\n<li>\u3000<a href=\"http:\/\/www.esstech.com\/index.php?cID=457\" rel=\"noopener\" target=\"_blank\">ESS Introduces Suite of USB CODECs featuring Audiophile SABRE DACs.<\/a><\/ul>\r\n<\/ul>\r\n<br>\r\n<p>ESS\u793e\u306fMQA\u5bfe\u5fdc\u3092\u4eca\u5e74\u306e\u76ee\u7389\u306b\u3057\u3066\u3044\u308b\u3088\u3046\u3060\uff0eMQA\u306b\u3064\u3044\u3066\u306f\u3053\u30531\u5e74\u307b\u3069\u65e5\u672c\u3067\u3082\u8a71\u984c\u3068\u306a\u3063\u3066\u304a\u308a\u3001MQA\u306b\u5bfe\u5fdc\u3057\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u5bfe\u5fdcDAC\u306e\u6570\u3082\u5897\u3048\u3066\u304d\u305f\u306e\u3067\u3001\u305d\u308d\u305d\u308d\u672c\u683c\u7684\u306b\u666e\u53ca\u3057\u305d\u3046\u306a\u6c17\u914d\u304c\u3042\u308b\u304c\u3001\u30cf\u30a4\u30ec\u30be\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u74b0\u5883\u3068\u3057\u3066\u306fMQA\u304c\u9069\u3057\u3066\u3044\u305d\u3046\u3060\uff0e\u6b8b\u5ff5\u306a\u304c\u3089\u65e5\u672c\u3067\u306f<a href=\"https:\/\/support.tidal.com\/hc\/en-us\/articles\/115000397069-TIDAL-MASTERS\" rel=\"noopener\" target=\"_blank\">TIDAL MASTERS<\/a>\u306a\u3069\u306e\u9ad8\u97f3\u8cea\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u304c\u5c55\u958b\u3055\u308c\u3066\u3044\u306a\u3044\u306e\u304c\u6b8b\u5ff5\u3060\uff0e<\/p>\r\n<br>\r\n<p>\u79c1\u306e\u8074\u304f\u97f3\u697d\u306f\u307b\u307c100%\u6d77\u5916\u306e\u97f3\u697d\u306a\u306e\u3067\u3001\u65e5\u672c\u767a\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u8a71\u306b\u306a\u3089\u306a\u3044\u306e\u3067\u3001TIDAL\u304c\u7c21\u5358\u306b\u65e5\u672c\u3067\u3082\u30b5\u30fc\u30d3\u30b9\u3092\u53d7\u3051\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308b\u3068\u3046\u308c\u3057\u3044\u306e\u3060\u304c\uff0e\uff0e\uff0e<\/p>\r\n<br>\r\n<p>MQA\u306b\u95a2\u3057\u3066\u306f\u73fe\u5728\u306e\u79c1\u306e\u74b0\u5883\u3067\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30c7\u30b3\u30fc\u30c0\uff08Audirvana Plus 3, Roon 1.5\u306a\u3069\uff09\u3050\u3089\u3044\u3057\u304b\u9078\u629e\u80a2\u304c\u306a\u304f\u3001Audirvana\u306fV2.0\u3001Roon\u306b\u95a2\u3057\u3066\u306f\u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u3092\u5ec3\u6b62\u3057\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u306e\u3067\u3001MQA\u306e\u52b9\u679c\u3092\u691c\u8a3c\u3059\u308b\u8853\u304c\u306a\u3044\uff0eMQA\u5bfe\u5fdcDAC\u306f\u6570\u3082\u5c11\u306a\u304f\u3001\u4f55\u308c\u3082\u9ad8\u4fa1\uff08iFi\u88fd\u54c1\u3067\u3082\u305d\u3053\u305d\u3053\u306e\u5024\u6bb5\uff09\u306a\u306e\u3067\u5165\u624b\u3059\u308b\u53ef\u80fd\u6027\u306f\u6b86\u3069\u306a\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>XMOS\u3084XILINX\u306a\u3069\u306eFPGA\u3084DSP\u306a\u3069\u3067MQA\u306e\u30c7\u30b3\u30fc\u30c0\u3092\u4f5c\u308a\u305f\u304f\u3066\u3082\u3001MQA\u306f\u4e00\u4f01\u696d\u3067\u3042\u308bMeridian\u793e\u304c\u958b\u767a\u3057\u3001\u7279\u8a31\u306a\u3069\u3067\u304c\u3093\u3058\u304c\u3089\u3081\u306e\u72b6\u614b\u3060\u308d\u3046\u3057\u3001\u30e9\u30a4\u30bb\u30f3\u30b7\u30fc\u306eMQA\u793e\u3068\u306e\u9593\u3067MQA\u306b\u95a2\u3059\u308b\u5951\u7d04\u3092\u7d50\u3070\u306a\u3044\u9650\u308a\u3001\u60c5\u5831\u306f\u5f97\u3089\u308c\u306a\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>Audirvana\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3067 <a href=\"https:\/\/audirvana.com\/4686\/\" rel=\"noopener\" target=\"_blank\">Audirvana Plus 3.1 \u306e\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8<\/a>\u306b\u3001USB\u76f4\u7d50DAC\u610f\u5916\u306b\u3001UPnP\/DLNA\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ec\u30a4\u30e4\u30fc\u306b\u3082\u5bfe\u5fdc\u3059\u308b\u3068\u3044\u3046\u30a2\u30ca\u30a6\u30f3\u30b9\u304c\u3055\u308c\u3066\u3044\u308b\uff0e\u4eca\u306e\u3068\u3053\u308d\u3001ONKYO\/Pioneer\u88fd\u54c1\uff08Pioneer N-70AE, Pioneer N-50AE, Pioneer N-30AE, Pioneer N-70A, Pioneer N-50A, Onkyo NS-6130, Home Cinema Receiver VSX-1131\uff09\u3057\u304b\u691c\u8a3c\uff08 Certification: \u201dWorks With Audirvana Plus\u201d \uff09\u3067\u304d\u3066\u3044\u306a\u3044\u3088\u3046\u3060\u304c\u3001\u5bfe\u5fdc\u304c\u53d6\u308c\u305f\u88fd\u54c1\u306b\u306f \u201dWorks With Audirvana Plus\u201d \u3092\u8cbc\u3063\u3066\u51fa\u8377\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306e\u3088\u3046\u306a\u306e\u3067\u3001\u6c4e\u7528\u7684\u306aUPnP\/DLNA\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ec\u30a4\u30e4\u30fc\u3067\u3042\u308c\u3070\u63a5\u7d9a\u3067\u304d\u305d\u3046\u3060\uff0e<\/p>\r\n<br>\r\n<p>MQA\u306e\u6280\u8853\u7684\u306a\u7279\u5fb4\u3084\u6027\u8cea\u306f\u512a\u308c\u3066\u3044\u305f\u3068\u3057\u3066\u3082\u3001\u4e00\u4f01\u696d\u306e\u30d7\u30ed\u30d7\u30e9\u30a4\u30a8\u30bf\u30ea\u3067\u30af\u30ed\u30fc\u30ba\u30c9\u306a\u6280\u8853\u3067\u3042\u308b\u9650\u308a\u624b\u3092\u51fa\u3057\u305f\u304f\u306a\u3044\u3068\u3044\u3046\u306e\u304c\u79c1\u306e\u672c\u97f3\u3060\uff0e\u679c\u305f\u3057\u3066MQA\u304c\u9ad8\u97f3\u8cea\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u306e\u4e16\u754c\u3092\u725b\u8033\u3063\u3066\u3057\u307e\u3046\u306e\u304b\u3001\u305d\u308c\u3068\u3082MQA\u306b\u4ee3\u308f\u308b\u5225\u306a\u30aa\u30fc\u30d7\u30f3\u898f\u683c\u304c\u73fe\u308c\u308b\u306e\u304b\u5f15\u304d\u7d9a\u304d\u6ce8\u76ee\u3057\u3066\u3044\u304d\u305f\u3044\uff0e\u52ff\u8ad6\u3001\u81ea\u4f5c\u6d3e\u306e\u79c1\u3068\u3057\u3066\u306f\u3001\u30aa\u30fc\u30d7\u30f3\u306a\u898f\u683c\u3092\u63a8\u9032\u3057\u3066\u884c\u304f\u6240\u5b58\u3067\u3042\u308b\u3053\u3068\u306f\u8a00\u3046\u307e\u3067\u3082\u7121\u3044\uff0e<\/p>\r\n<br>\r\n<hr \/>\r\n<p>\u3010\u8ffd\u8a18\u3011Audirvana Plus 3.2.13(3145) \u306e15\u65e5\u9593\u8a66\u884c\u30e9\u30a4\u30bb\u30f3\u30b9\u3067UPnP\/DLNA\u30d7\u30ec\u30a4\u30e4\u30fc\u3067\u518d\u751f\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u78ba\u8a8d\u3057\u3066\u307f\u305f\u3068\u3053\u308d\u3001\u6211\u304c\u5bb6\u306eUPnP\/DLNA\u30d7\u30ec\u30a4\u30e4\u30fc\uff08\u30e1\u30fc\u30ab\u30fc\u88fd\u54c1\uff1aSONY BDP-S6200, YAMAHA R-N602\u3001\u81ea\u4f5c\u7cfb\uff1aLMPD-xxxx\uff09\u3092\u304d\u3061\u3093\u3068\u8a8d\u8b58\u3057\u3001Audirvana Plus 3.2\u304b\u3089\u554f\u984c\u306a\u304f\u518d\u751f\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u305f\uff0e<\/p>\r\n<br>\r\n<p>\u624b\u8a31\u306b\u3042\u3063\u305fUniversal Music JAPAN\u304c\u5236\u4f5c\u3057\u305fMQA\u30c7\u30e2CD\u30b5\u30f3\u30d7\u30eb\u306e\u30c7\u30fc\u30bf\u3082MQA\u30c7\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3057\u3066\u518d\u751f\u3057\u3066\u304f\u308c\u305f\uff0e\u97f3\u8cea\u306e\u597d\u307f\u306f\u3055\u3066\u304a\u3044\u3066\u3001MQA\u3067\u306e\u518d\u751f\u3068\u4e00\u822c\u306eCD\u97f3\u6e90\u3068\u3067\u306e\u518d\u751f\u3067\u306f\u660e\u3089\u304b\u306a\u9055\u3044\u3092\u8ab0\u3067\u3082\u8a8d\u8b58\u3067\u304d\u308b\u3060\u308d\u3046\uff0e\u305f\u3060\u3001\u4eca\u56de\u8a66\u8074\u306b\u4f7f\u3063\u305fMQA\u30c7\u30e2CD\u30b5\u30f3\u30d7\u30eb\u306e\u53ce\u9332\u66f2\u306e\u97f3\u4f5c\u308a\u3084Audirvana\u306eMQA\u30c7\u30b3\u30fc\u30c0\u306e\u97f3\u4f5c\u308a\u306e\u305b\u3044\u304b\u3082\u3057\u308c\u306a\u3044\u304c\u3001\u9577\u6642\u9593\u805e\u3044\u3066\u3044\u308b\u3068\u8074\u304d\u75b2\u308c\u3057\u3066\u3057\u307e\u3046\u306e\u306f\u79c1\u3060\u3051\u3060\u308d\u3046\u304b\uff0e\uff0e\uff0e\u3000\u540c\u6642\u306b\u30d1\u30c3\u30b1\u30fc\u30b8\u30f3\u30b0\u3055\u308c\u3066\u3044\u308b\u3082\u3046\u4e00\u679a\u306e\u30ce\u30fc\u30de\u30ebCD 16bit\/44.1KHz \u3082\u540c\u3058\u3088\u3046\u306a\u97f3\u4f5c\u308a\u304c\u3055\u308c\u3066\u3044\u305f\u306e\u3067\u3001\u97f3\u6e90\u306e\u65b9\u306b\u554f\u984c\u304c\u6709\u308a\u305d\u3046\u3060\uff0e<\/p>\r\n<br>\r\n<p>2018\u5e746\u6708\u306bUniversal Music JAPAN\u304b\u3089\u4e00\u6319\u306b100\u30bf\u30a4\u30c8\u30eb\u306e MQA CD\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u7686\u3053\u3093\u306a\u611f\u3058\u306e\u97f3\u4f5c\u308a\u306a\u306e\u3060\u308d\u3046\u304b\uff1fRoxy Music \u306e&#8221;Avalon&#8221;\uff081982\uff09\u306f\u30ea\u30ea\u30fc\u30b9\u5f53\u6642\u306e\u30a2\u30ca\u30ed\u30b0\u76e4\u3092\u307e\u3060\u6301\u3063\u3066\u3044\u308b\u304c\u300130\u5e74\u4ee5\u4e0a\u5f8c\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f<a href=\"https:\/\/www.universal-music.co.jp\/roxy-music\/products\/uicy-40202\/\" rel=\"noopener\" target=\"_blank\">MQA CD\u7248<\/a>\u3068\u3067\u805e\u304d\u8f03\u3079\u3092\u3057\u3066\u307f\u305f\u3044\u3082\u306e\u3060\uff0e<\/p>\r\n<br>\r\n<p>FLAC\u5f62\u5f0f\u306e\u30d5\u30a1\u30a4\u30eb\u306f\u62e1\u5f35\u5b50\u306e &#8220;.flac&#8221; \u306e\u76f4\u524d\u306b &#8220;.mqa&#8221; \u3092\u4ed8\u3051\u306a\u3051\u308c\u3070MQA\u30c7\u30fc\u30bf\u3068\u3057\u3066\u306f\u8a8d\u8b58\u3057\u3066\u304f\u308c\u306a\u304b\u3063\u305f\u304c\u3001\u3053\u306e\u8fba\u306e\u4ed5\u7d44\u307f\u306f\u3082\u3046\u5c11\u3057\u691c\u8a3c\u3057\u3066\u304b\u3089\u5831\u544a\u3057\u3088\u3046\u3068\u601d\u3046\uff0e<\/p>\r\n<br>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/SelectingNetworkAudioDevices.png\" alt=\"Selecting Network Audio Devices\" width=\"640\" height=\"427\" class=\"size-full wp-image-6911\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/SelectingNetworkAudioDevices.png 640w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/SelectingNetworkAudioDevices-320x214.png 320w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/>\r\n<br>\r\n<span>UPnP\/DLNA\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30fc\u30c7\u30a3\u30aa\u30c7\u30d0\u30a4\u30b9\u3092\u304d\u3061\u3093\u3068\u8a8d\u8b58\u3057\u3066\u3044\u308b<\/span>\r\n<br>\r\n<br>\r\n<a href=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/AddingMQAExtentions.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/AddingMQAExtentionThumb.png\" alt=\"Adding MQA Extention\" width=\"640\" height=\"427\" class=\"size-full wp-image-6912\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/AddingMQAExtentionThumb.png 640w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/AddingMQAExtentionThumb-320x214.png 320w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a> \r\n<br>\r\n<span>\u30d5\u30a1\u30a4\u30eb\u306e\u62e1\u5f35\u5b50\u306e\u554f\u984c\u304c\u6709\u3063\u305f\u304c\u3001MQA\u30c7\u30fc\u30bf\u3082\u304d\u3061\u3093\u3068\u518d\u751f\u3067\u304d\u3066\u3044\u308b\u3088\u3046\u3060<\/span>\r\n<br>\r\n<br>\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/AudioDataDAC.png\" alt=\"DAC Playing Specs\" width=\"502\" height=\"112\" class=\"size-full wp-image-6919\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/AudioDataDAC.png 502w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/AudioDataDAC-320x71.png 320w\" sizes=\"auto, (max-width: 502px) 100vw, 502px\" \/>\r\n<br>\r\n<span>DAC\u5074\u306e\u518d\u751f\u30b9\u30da\u30c3\u30af\u306fMQA\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30c7\u30b3\u30fc\u30c0\u306e\u4ed5\u69d8\u3067 88.2(96)kHz\u3068\u306a\u3063\u3066\u3044\u308b<\/span>\r\n<br>\r\n<br>\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2019\/01\/AudioDataSpecs.png\" alt=\"MQA Audio Data Specs\" width=\"279\" height=\"112\" class=\"size-full wp-image-6920\" \/>\r\n<br>\r\n<span>MQA\u30c7\u30b3\u30fc\u30c9\u3055\u308c\u305f\u30c7\u30fc\u30bf\u81ea\u4f53\u306f24bit\/352.8kHz\u306e\u30cf\u30a4\u30ec\u30be\u30c7\u30fc\u30bf\u3068\u3057\u3066\u6271\u308f\u308c\u3066\u3044\u308b<\/span>\r\n<br>\r\n<\/div>\r\n<br>\r\n<hr \/>\r\n<p>\u4e00\u65b9\u3001AKM\u793e\u306f\u5f93\u6765\u306e2ch\u96fb\u5727\u51fa\u529b\u30bf\u30a4\u30d7\u306eDAC(AK4493\/4495\/4497\uff09\u304b\u3089\u3001\u65b0\u3057\u3044\u96fb\u6d41\u51fa\u529b\u30bf\u30a4\u30d7\u306e4chDAC(AK4499EQ)\u309212\u6708\u306e\u6642\u70b9\u3067\u30d7\u30ec\u30b9\u30ea\u30ea\u30fc\u30b9\uff08<a href=\"https:\/\/www.akm.com\/akm\/jp\/aboutus\/news\/20181207AK4499_001\/?link_id=link5071\" rel=\"noopener\" target=\"_blank\">\u300c2018\/12\/07S\/N 140dB  \u4f4e\u6b6a -124dB\u3092\u9054\u6210\u3001\u30d5\u30e9\u30b0\u30b7\u30c3\u30d7 \u30aa\u30fc\u30c7\u30a3\u30aaDAC VERITA AK4499 \u3092\u958b\u767a\u300d<\/a>\u3092\u884c\u3063\u3066\u3044\u308b\uff0e<\/p>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img decoding=\"async\" style=\"display:block; margin:auto;\" src=\"https:\/\/www.akm.com\/image.jsp?id=599277\" \/>\r\n<br>\r\n<span>AKM\u793e\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\uff08https:\/\/www.akm.com\/image.jsp?id=599277\uff09\u3088\u308a\u753b\u50cf\u3092\u5f15\u7528<\/span>\r\n<\/div>\r\n<br>\r\n<ul>\r\n<li>\u3000<a href=\"https:\/\/www.akm.com\/akm\/jp\/product\/datasheet1\/?partno=AK4499EQ&#038;link_id=link5069\" rel=\"noopener\" target=\"_blank\">AK4499EQ<\/a><\/ul>\r\n<\/ul>\r\n<br>\r\n<p>\u3053\u308c\u307e\u3067\u306eAKM\u306eDAC\u3068\u5927\u304d\u304f\u7570\u306a\u308b\u306e\u306f\u3001AK4499EQ\u304c\u5b8c\u5168\u306a\u96fb\u6d41\u51fa\u529b\u30bf\u30a4\u30d7\u3068\u3044\u3046\u3053\u3068\u3060\u308d\u3046\uff0eESS\u306e\u30cf\u30a4\u30a8\u30f3\u30c9DAC\u306e ES9018\/ES9028PRO\/ES9038PRO \u306a\u3069\u306f\u57fa\u672c\u7684\u306b\u306f\u96fb\u6d41\u51fa\u529b\u578b\u306eDAC\uff08I\/V\u62b5\u6297\u3068\u5165\u529b\u56de\u8def\u306e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3088\u3063\u3066\u306f\u96fb\u6d41\u51fa\u529b\u7684\u306a\u4f7f\u3044\u65b9\u3082\u53ef\u80fd\uff09\u3060\uff0e<\/p>\r\n<br>\r\n<p>\u4eca\u56de\u3001AKM\u304c\u5f93\u6765\u306e\u96fb\u5727\u51fa\u529b\u578b\u304b\u3089\u96fb\u6d41\u51fa\u529b\u578b\u306b\u5207\u308a\u66ff\u3048\u305f\u7d4c\u7def\u306f\u4e0d\u660e\u3060\u304c\u3001ES9038PRO\u306e8\u30c1\u30e3\u30f3\u30cd\u30eb\u306eDAC\u56de\u8def\u3092\u675f\u306d\u305f\u529b\u696d\u4f5c\u6226\u3067&#8221;DR,S\/N&#8221;\u3084&#8221;THD+N&#8221;\u306a\u3069\u306e\u30b9\u30da\u30c3\u30af\u306e\u5411\u4e0a\u3092\u72d9\u3063\u305f\u306e\u304b\u3082\u3057\u308c\u306a\u3044\uff0e\u30ab\u30bf\u30ed\u30b0\u30b9\u30da\u30c3\u30af\u4e0a\u3067\u306f\u3001\u78ba\u304b\u306bAK4497EQ\u306fES9038PRO\u3068\u8f03\u3079\u308b\u3068\u591a\u5c11\u898b\u52a3\u308a\u3059\u308b\u304c\u3001\u305d\u3093\u306a\u30ab\u30bf\u30ed\u30b0\u30b9\u30da\u30c3\u30af\u3088\u308a\u3082\u809d\u5fc3\u306e\u97f3\u8cea\u306e\u65b9\u304c\u91cd\u8981\u3067\u3042\u308b\u3053\u3068\u306b\u306f\u7570\u8ad6\u306f\u306a\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>\u500b\u4eba\u7684\u306b\u306fAK4497EQ\u306e\u97f3\u8cea\u306e\u65b9\u304c\u597d\u307f\u306a\u306e\u3060\u304c\u3001DAC\u3068\u3057\u3066\u306e\u6271\u3044\u6613\u3055\u3084\u3042\u307e\u308a\u8003\u3048\u306a\u304f\u3066\u3082\u7c21\u5358\u306b\u97f3\u51fa\u3057\u53ef\u80fd\u306aESS\u793e\u306eDAC\u6a5f\u80fd\u306e\u5b9f\u88c5\u6280\u8853\u306fAKM\u3088\u308a\u3082ESS\u793e\u306e\u65b9\u304c\u683c\u4e0a\u3060\u308d\u3046\uff0e\u97f3\u8cea\u7684\u306b\u306fAKM\u304c\u58f2\u308a\u306b\u3057\u3066\u3044\u308b\u300cVELVET SOUND\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u300d\u3092\u534a\u5c0e\u4f53\u88fd\u9020\u30d7\u30ed\u30bb\u30b9\u306b\u63a1\u308a\u5165\u308c\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306a\u306e\u3067\u3001\u3072\u3087\u3063\u3068\u3059\u308b\u3068AK4497EQ\u3092\u51cc\u99d5\u3059\u308b\u306e\u304b\u3082\u3057\u308c\u306a\u3044\uff0e<\/p>\r\n<br>\r\n<p>AK4499EQ\u306e\u30ab\u30bf\u30ed\u30b0\u30b9\u30da\u30c3\u30af\u306b\u3088\u308b\u3068\u3001DAC\u6a5f\u80fd\u306f32bit 4ch\u3001THD+N: 134dB\u3001DR, S\/N: 134dB(140dB Mono Mode)\u3001768KHz\/22.4MHz\u3001\u6d88\u8cbb\u96fb\u529b: 667mW \u3068\u306a\u3063\u3066\u3044\u308b\uff0e\u30e2\u30f3\u30b9\u30bf\u30fcDAC\u30c1\u30c3\u30d7\u3067\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u30b5\u30a4\u30ba\u3082128-pin HTQFP\u3068\u5de8\u5927\u3060\uff0e<\/p>\r\n<br>\r\n<p>ES9038PRO\u306e\u5834\u5408\u306f8ch\u675f\u306d\u305fMono Mode\u3067\u6700\u5927\u7d04130mA \u7a0b\u5ea6\u306e\u51fa\u529b\u96fb\u6d41\u304c\u6d41\u308c\u308b\u3053\u3068\u306b\u306a\u308b\u304c\u3001AK4499EQ\u306e\u5834\u5408\u306f4ch\u675f\u306d\u305fMono Mode\u3067\u3069\u306e\u7a0b\u5ea6\u306e\u51fa\u529b\u96fb\u6d41\u3068\u306a\u308b\u306e\u304b\u77e5\u308a\u305f\u3044\u3068\u3053\u308d\u3060\uff0e\u3044\u305a\u308c\u306b\u3057\u308d\u3001\u9ad8\u97f3\u8cea\u30aa\u30fc\u30c7\u30a3\u30aa\u7528\u3068\u3057\u3066\u51fa\u56de\u3063\u3066\u3044\u308b OP Amp\uff08JRC\u306eMUSE\u30b7\u30ea\u30fc\u30ba\u3084TI OP627\u306a\u3069\uff09\u3067\u306fI\/V\u5909\u63db\u56de\u8def\u3068\u3057\u3066\u305d\u306e\u307e\u307e\u3067\u306f\u5230\u5e95\u592a\u5200\u6253\u3061\u3067\u304d\u306a\u3044\u306e\u3067\u3001I\/V\u5909\u63db\u4ee5\u964d\u306e\u56de\u8def\u8a2d\u8a08\u306f\u76f8\u5f53\u5de5\u592b\u304c\u5fc5\u8981\u3060\u308d\u3046\uff0e\u56e0\u307f\u306b\u3001\u79c1\u306fES9038DPRO DAC\u306eI\/V\u5909\u63db\u3068AK4497EQ\u7528\u306e\u51fa\u529b\u7528\u306b\u304a\u6c17\u697d\u30aa\u30fc\u30c7\u30a3\u30aa\u3055\u3093\u306e Renew Power I\/V\u57fa\u677f\u3092\u6539\u9020\u3057\u3066\u4f7f\u7528\u3057\u3066\u3044\u308b\uff0eRenew Power I\/V\u57fa\u677f\u306b\u95a2\u3057\u3066\u306f\u307e\u305f\u5225\u306a\u6a5f\u4f1a\u306b\u7d39\u4ecb\u3057\u3088\u3046\u3068\u601d\u3046\uff0e<\/p>\r\n<br>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img decoding=\"async\" style=\"display:block; margin:auto;\" src=\"https:\/\/www.akm.com\/akm\/en\/product\/datasheet\/images\/AK4499EQ.gif\" \/>\r\n<br>\r\n<span>AKM\u793e\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\uff08https:\/\/www.akm.com\/akm\/en\/product\/datasheet\/images\/AK4499EQ.gif\uff09\u3088\u308a\u753b\u50cf\u3092\u5f15\u7528<\/span>\r\n<\/div>\r\n<br>\r\n<p>\u3053\u306e\u30d6\u30ed\u30c3\u30af\u56f3\u304b\u3089\u3060\u3051\u3067\u306f\u7d30\u304b\u306a\u4ed5\u69d8\u306f\u5224\u3089\u306a\u3044\u304c\u3001&#8221;PCM\/DSD Automatic Switching&#8221; \u3068\u3044\u3046\u30d6\u30ed\u30c3\u30af\u304c\u5de6\u5074\u306e\u5165\u529b\u90e8\u5206\u306b\u3042\u308b\u306e\u3067\u3001PCM\/DSD\u306e\u5207\u308a\u66ff\u3048\u306fESS\u793e\u306eDAC\u306e\u3088\u3046\u306b\u81ea\u52d5\u7684\u306b\u884c\u3046\u6a5f\u80fd\u304c\u5099\u308f\u3063\u3066\u3044\u308b\u3088\u3046\u3060\uff0e\u5b9f\u306f\u5148\u306eAK4493EQ\u30c1\u30c3\u30d7\u306b\u3082\u3053\u306e\u6a5f\u80fd\u306f\u5099\u308f\u3063\u3066\u3044\u308b\u306e\u3060\u304c\u3001\u6b8b\u5ff5\u306a\u304c\u3089\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\uff08\u30d4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\uff09\u30e2\u30fc\u30c9\u3067\u306f\u3053\u306e\u6a5f\u80fd\u304c\u50cd\u304b\u306a\u3044\u306e\u3067\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30e2\u30fc\u30c9\u3067\u3082\u7c21\u5358\u306bPCM\/DSD\u304c\u5207\u308a\u66ff\u308f\u308b\u4ed5\u69d8\u3067\u3042\u308b\u3053\u3068\u3092\u671f\u5f85\u3057\u305f\u3044\uff0e\uff08ESS\u306eDAC\u30c1\u30c3\u30d7\u306f\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30e2\u30fc\u30c9\u3067\u3082PCM\/DSD\u306e\u5b8c\u5168\u81ea\u52d5\u5207\u308a\u66ff\u3048\u3092\u5b9f\u73fe\u3057\u3066\u3044\u308b\uff09<\/p>\r\n<br>\r\n<p>DAC\u3068\u5468\u8fba\u56de\u8def\u306e\u30af\u30ed\u30c3\u30af\u540c\u671f\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306b\u95a2\u3057\u3066\u306f\u3001\u5f93\u6765\u306eDAC\u5074\u30b9\u30ec\u30fc\u30d6\u30e2\u30fc\u30c9\uff08\u30de\u30b9\u30bf\u30fc\u30af\u30ed\u30c3\u30af[MCK]\u3001LR\u30d5\u30ec\u30fc\u30e0\u30af\u30ed\u30c3\u30af[LRCK]\u3001\u30d3\u30c3\u30c8\u30af\u30ed\u30c3\u30af[BCLK]\u3001\u30c7\u30fc\u30bf[SDATA] 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target=\"_blank\">DAC\u306e\u30de\u30b9\u30bf\u30fc\u30af\u30ed\u30c3\u30af\u306b\u3064\u3044\u3066\u3000ESS\u793e\u306f\u3061\u3087\u3068\u304b\u308f\u3063\u3066\u3044\u308b\uff1f<\/a>\u300d\uff09\u306b\u5206\u304b\u308a\u6613\u3044\u8a18\u4e8b\u304c\u8f09\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u3053\u3061\u3089\u3092\u53c2\u7167\u3059\u308b\u3068\u826f\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>AK4499EQ\u3068\u7c21\u5358\u306b\u7d44\u307f\u5408\u308f\u305b\u3089\u308c\u308bI\/V\u5909\u63db\u7528\u306eOP 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